{"title":"Reflectors","description":"\u003cdiv\u003e\n  \u003cp\u003e\n    No design delivers more aperture for the money than a Newtonian reflector. A mirror is cheaper to make well than a lens, has no chromatic aberration whatsoever, and scales to sizes that would be impossible in glass — which is why almost every large amateur telescope is a reflector. David Astro carries reflectors in Canada, from fast imaging astrographs to large visual Newtonians, stocked in Canada and shipped worldwide.\n  \u003c\/p\u003e\n  \u003cp\u003e\n    The trade is collimation and a coma corrector. Both are manageable, and we will be straightforward about what each telescope actually needs.\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- more --\u003e\n\u003cdiv\u003e\n  \u003ch2\u003eNewtonian Design and What It Demands\u003c\/h2\u003e\n  \u003cp\u003e\n    A parabolic primary and a flat diagonal secondary. Simple, efficient, and with two characteristics you have to work with rather than around.\n  \u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFocal ratio and its consequences:\u003c\/strong\u003e Fast Newtonians around f\/4 give wide bright fields for imaging but demand precise collimation and a coma corrector. Slower f\/6 to f\/8 designs are far more forgiving.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComa:\u003c\/strong\u003e Off-axis stars take a comet shape, inherent to a parabolic mirror and increasingly obvious as focal ratio drops. A coma corrector is effectively mandatory below f\/6 for imaging.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCollimation:\u003c\/strong\u003e Mirror alignment shifts with transport and temperature. Fast scopes need checking each session; slower ones hold for weeks.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCentral obstruction:\u003c\/strong\u003e The secondary mirror reduces contrast slightly. Imaging Newtonians use larger secondaries to fully illuminate a sensor; visual designs minimize them.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCooling:\u003c\/strong\u003e A large mirror stores heat and produces a boundary layer that softens detail until it equalizes. Rear fans reduce the wait considerably on Canadian nights.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e\u003ca href=\"\/en-us\/collections\/dobsonians\"\u003eDobsonian mounting:\u003c\/a\u003e\u003c\/strong\u003e The most practical way to support a large Newtonian for visual use, at a fraction of an equatorial's cost.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \u003ch2\u003eWhy Choose David Astro for Reflectors\u003c\/h2\u003e\n  \u003cp\u003e\n    A reflector is excellent value provided you are set up to maintain it, and we would rather tell you that beforehand.\n  \u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCollimation expectations set honestly:\u003c\/strong\u003e We tell you how often your specific focal ratio needs checking and recommend a tool that matches, so it is a two-minute routine rather than a chore.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComa corrector specified with the tube:\u003c\/strong\u003e For imaging Newtonians we supply the corrector and its spacing alongside the telescope, since the field is unusable without it.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFocuser assessment:\u003c\/strong\u003e Stock focusers on fast Newtonians often cannot hold an imaging train squarely, and we will say when an upgrade is genuinely required.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAuthorized dealer:\u003c\/strong\u003e Full manufacturer warranty and verified authenticity, with service in Canada.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eShips from Canada:\u003c\/strong\u003e Large optics delivered domestically with no duties or brokerage fees.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \u003ch2\u003eReflectors in Canada — Frequently Asked Questions\u003c\/h2\u003e\n  \u003cdl\u003e\n    \u003cdt\u003e\u003cstrong\u003eHow often will I need to collimate?\u003c\/strong\u003e\u003c\/dt\u003e\n    \u003cdd\u003eAn f\/4 imaging Newtonian benefits from a check every session. An f\/6 visual scope typically holds alignment for weeks unless transported roughly. It takes about two minutes once you are practised.\u003c\/dd\u003e\n    \u003cdt\u003e\u003cstrong\u003eDo I need a coma corrector?\u003c\/strong\u003e\u003c\/dt\u003e\n    \u003cdd\u003eFor imaging below about f\/6, yes — corner stars will show obvious coma otherwise. For visual use at f\/5 and slower most observers are untroubled, though a corrector does improve the edge.\u003c\/dd\u003e\n    \u003cdt\u003e\u003cstrong\u003eHow long does a mirror take to cool?\u003c\/strong\u003e\u003c\/dt\u003e\n    \u003cdd\u003eA 200 mm mirror moved from a warm house to a Canadian winter night typically needs 45 minutes or more. A rear-mounted fan blowing across the mirror face reduces that substantially.\u003c\/dd\u003e\n    \u003cdt\u003e\u003cstrong\u003eAre reflectors good for planets?\u003c\/strong\u003e\u003c\/dt\u003e\n    \u003cdd\u003eYes, given aperture and good collimation. A well-collimated 200 mm Newtonian shows excellent planetary detail; the central obstruction costs a little contrast that extra aperture more than repays.\u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n  \u003ch2\u003eConsidering a Newtonian?\u003c\/h2\u003e\n  \u003cp\u003eTell us whether it is for visual or imaging and we will specify the tube, corrector and tools. Canadian stock, worldwide shipping.\u003c\/p\u003e\n\u003c\/div\u003e","products":[{"product_id":"celestron-advanced-vx-6-newtonian-telescope","title":"Celestron Advanced VX 6\" Newtonian Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e150mm (6\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e750mm Focal Length (f\/5)\u003c\/li\u003e\n\u003cli\u003eAdvanced VX Computerized Equatorial Mount\u003c\/li\u003e\n\u003cli\u003e30 lb Instrument Load Capacity\u003c\/li\u003e\n\u003cli\u003eNexStar+ GoTo with 40,000+ Object Database\u003c\/li\u003e\n\u003cli\u003ePermanently Programmable Periodic Error Correction (PPEC)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron Advanced VX 6\" Newtonian Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron Advanced VX 6\" Newtonian Telescope combines a fast 150mm (6\") f\/5 optical tube with the robust Advanced VX equatorial mount, which supports a 30 lb instrument load capacity. Its 750mm focal length and included 20mm eyepiece deliver a 38x magnification right out of the box, while the NexStar+ controller puts a database of over 40,000 celestial objects at your fingertips. With a light-gathering power 459x that of the human eye and a limiting stellar magnitude of 13.4, this system is engineered for detailed views of everything from lunar craters to faint galaxies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e150mm f\/5 Newtonian: Parabolic Optics for Sharp Views\u003c\/h3\u003e\n\u003cp\u003eThis system's optical power comes from its 150mm (6\") parabolic primary mirror. Unlike spherical mirrors found in entry-level telescopes, a parabolic mirror corrects spherical aberration, producing visibly sharper stars across the field of view, especially at a fast f\/5 focal ratio. This optical design delivers bright, wide-field images, making it an excellent choice for observing large deep-sky objects like the Andromeda Galaxy (M31) or the Orion Nebula (M42).\u003c\/p\u003e\n\u003cp\u003eThe f\/5 focal ratio is also ideal for astrophotography, allowing you to capture more light in shorter exposures. The optical tube weighs just 10 lbs, leaving ample capacity for cameras and accessories, and features a CG-5 dovetail bar for secure mounting. A 6x30 finderscope is included to help you manually locate bright guide stars or navigate the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAdvanced VX Mount: 30 lb Capacity for Serious Imaging\u003c\/h3\u003e\n\u003cp\u003eThe Advanced VX mount is the foundation of this package, designed to provide observatory-level features in a portable frame. It has a 30 lb instrument load capacity, easily handling the 10 lb optical tube plus a full suite of imaging gear. The stability is anchored by a heavy-duty tripod with 2\" diameter stainless steel legs, ensuring a solid base that minimizes vibrations.\u003c\/p\u003e\n\u003cp\u003eEngineered for imaging, the mount features DC servo motors with encoders and Permanently Programmable Periodic Error Correction (PPEC) to reduce tracking errors for sharper long exposures. It also includes an autoguide port for adding a dedicated guide camera. The dual CG-5 and CGE saddle plate means you can mount other optical tubes as your hobby grows, making the AVX a platform you won't soon outgrow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eNexStar+ GoTo: 40,000+ Objects and CPWI Control\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the AVX is the NexStar+ computerized GoTo system, which removes the frustration of finding faint objects. After a simple alignment procedure, the mount can automatically slew to any of the 40,000+ objects in its database at up to 4 degrees per second and track it precisely as it moves across the sky. The system offers Sidereal, Solar, and Lunar tracking rates for any target you choose.\u003c\/p\u003e\n\u003cp\u003eBeyond the hand control, this mount is fully compatible with Celestron's PWI (CPWI) software, co-developed with PlaneWave Instruments. This gives you a graphical planetarium interface for your computer to control the telescope, offering advanced mount modeling for professional-grade pointing accuracy. You also receive a free copy of Celestron's Starry Night Special Edition software to help you plan your observing sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your OTA: AVX 6\" Newtonian vs. an 8\" SCT\u003c\/h3\u003e\n\u003cp\u003eA common decision for imagers starting with the AVX mount is whether to choose the 6\" Newtonian or an 8\" Schmidt-Cassegrain Telescope (SCT). The choice depends entirely on your primary targets.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e8\" SCT Advantage:\u003c\/strong\u003e With a focal length around 2032mm (f\/10), an 8\" SCT provides much higher magnification, making it the superior choice for detailed views and imaging of the Moon and planets like Jupiter and Saturn. Its compact optical tube is also easy to handle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6\" Newtonian Advantage:\u003c\/strong\u003e This telescope's fast f\/5 focal ratio and 750mm focal length create a much wider true field of view. This is ideal for capturing large deep-sky objects like nebulae and galaxies. The open-tube design acclimates to ambient temperature faster and has no corrector plate that can attract dew.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003cp\u003e\u003csmall\u003e\u003cstrong\u003eSolar Warning:\u003c\/strong\u003e Never look directly at the Sun with the naked eye or with an optic (unless you have the proper solar filter). Permanent and irreversible eye damage may result. Never use your optic to project an image of the Sun onto any surface. Internal heat build-up can damage the optic and any accessories attached to it. Never leave your optic unsupervised.\u003c\/small\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I realistically see with the Advanced VX 6\" Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 150mm aperture is large enough to resolve significant detail. You can expect to see the cloud bands and Great Red Spot on Jupiter, the rings of Saturn, and countless craters on the Moon. For deep-sky objects, it will reveal the bright cores of many galaxies, resolve individual stars in globular clusters like the Hercules Cluster (M13), and show intricate structures in nebulae like the Orion Nebula (M42).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 30 lb payload capacity of the AVX mount enough for astrophotography with the 6\" Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, absolutely. The 6\" Newtonian optical tube weighs only 10 lbs. This leaves you with 20 lbs of remaining capacity for your camera, guide scope, guide camera, filter wheel, and other accessories. This generous margin ensures the mount operates well within its limits for stable and precise tracking during long exposures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Advanced VX 6\" Newtonian perform on a large target like the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis telescope is an excellent choice for large targets like M31. Its 750mm focal length and f\/5 focal ratio provide a wide field of view, allowing you to frame the entire galaxy and its satellite companions (M32 and M110) in a single shot with many camera sensors. The mount's GoTo will center it perfectly, and its precise tracking will keep it sharp for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat do I need to power the Advanced VX mount in the field?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe mount requires a 12V DC, 3.5A power source. A DC power cable (car battery adapter) is included. For use away from a vehicle, you will need a portable power supply like a Celestron PowerTank Lithium or a similar third-party battery pack that meets the power requirements.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use other telescopes on the Advanced VX mount in the future?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Advanced VX mount features a dual-width saddle plate that is compatible with both the narrower CG-5 (Vixen-style) dovetail bars and the wider CGE (Losmandy D-style) bars. This allows you to mount a wide variety of optical tubes from different manufacturers, as long as they are within the 30 lb weight limit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is PPEC and why is it important for the Advanced VX mount?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003ePPEC\u003c\/strong\u003e stands for \u003cstrong\u003ePermanently Programmable Periodic Error Correction\u003c\/strong\u003e. All mounts have small, repeating errors in their gears (periodic error) that can cause stars to trail during long exposures. PPEC allows you to record these errors and have the mount's computer correct for them in real-time, resulting in more accurate tracking and rounder stars in your astrophotos.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical Tube Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e150mm (6\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e750mm (30\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror\u003c\/td\u003e\n\u003ctd\u003eParabolic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eFully Coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003e6x30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece\u003c\/td\u003e\n\u003ctd\u003e20mm (.8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnification (with included eyepiece)\u003c\/td\u003e\n\u003ctd\u003e38x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e354x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e21x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e13.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e.93 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e.77 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power (vs. human eye)\u003c\/td\u003e\n\u003ctd\u003e459x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e44mm (1.75\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction by Diameter\u003c\/td\u003e\n\u003ctd\u003e30%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction by Area\u003c\/td\u003e\n\u003ctd\u003e8.78%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Material\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e686mm (27\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Diameter\u003c\/td\u003e\n\u003ctd\u003e184.15mm (7.25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e10 lbs (4.54 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003eCG-5 Dovetail bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMount Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eComputerized German Equatorial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument Load Capacity\u003c\/td\u003e\n\u003ctd\u003e30 lbs (13.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Head Weight\u003c\/td\u003e\n\u003ctd\u003e17 lbs (7.71 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod Weight\u003c\/td\u003e\n\u003ctd\u003e18 lbs (8.16 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounterweights\u003c\/td\u003e\n\u003ctd\u003e1 x 12 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e57 lbs (25.85 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003eAdjustable, 2\" Stainless Steel Legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e1118mm - 1626mm (44\" - 64\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLatitude Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e7° - 77°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail Compatibility\u003c\/td\u003e\n\u003ctd\u003eDual saddle plates (CG-5 and CGE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Drive\u003c\/td\u003e\n\u003ctd\u003eDC servo motors with encoders\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Speeds\u003c\/td\u003e\n\u003ctd\u003e9 speeds, max 4°\/second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTracking Rates\u003c\/td\u003e\n\u003ctd\u003eSidereal, Solar, Lunar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTracking Modes\u003c\/td\u003e\n\u003ctd\u003eEQ North, EQ South\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlignment Procedures\u003c\/td\u003e\n\u003ctd\u003e2-Star, 1-Star, Solar System, Last, Quick Align\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeriodic Error Correction\u003c\/td\u003e\n\u003ctd\u003eYes (PPEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorts\u003c\/td\u003e\n\u003ctd\u003e1x Hand Control, 2x AUX, 1x Autoguide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003e12V DC, 3.5A (tip positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eElectronics \u0026amp; Software\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHand Control\u003c\/td\u003e\n\u003ctd\u003eNexStar+, USB 2.0 port for PC connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDatabase\u003c\/td\u003e\n\u003ctd\u003e40,000+ objects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Special Edition and CPWI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e6\" Newtonian Reflector Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAdvanced VX Equatorial Mount Head\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTripod with Accessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12 lb Counterweight\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eNexStar+ Hand Control\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDC Power Cable (Car Battery Adapter)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHand Control Holster\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Advanced_VX_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64\nz\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Advanced VX Mount Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_C6_N_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron 6\" Newtonian Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Nexstar_Plus_Hand_Controller_USB_Manual.pdf?v=1782186855\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload NexStar+ Hand Control Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Telescope Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967164936477,"sku":"CEL-32054","price":1806.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Advanced-VX-6-inch-Newtonian-Telescope-32054-1__54960.1594230409.1280.1280.jpg?v=1684337937"},{"product_id":"celestron-advanced-vx-8-newtonian-telescope","title":"Celestron Advanced VX 8\" Newtonian Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e200mm (7.87\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e1000mm Focal Length, f\/5 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eAdvanced VX Computerized GoTo Equatorial Mount\u003c\/li\u003e\n\u003cli\u003e30 lb Instrument Payload Capacity\u003c\/li\u003e\n\u003cli\u003e9x50 Optical Finderscope\u003c\/li\u003e\n\u003cli\u003eIncludes Celestron PWI and Starry Night Software\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron Advanced VX 8\" Newtonian Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron Advanced VX 8\" Newtonian Telescope combines a powerful 200mm (7.87\") optical tube with the robust, astrophotography-ready Advanced VX equatorial mount. This f\/5 system gathers 816x more light than the human eye, resolving details down to 0.58 arc seconds, while the mount's 30 lb payload capacity provides a stable platform for imaging. With the included NexStar+ hand control, you can automatically slew to any of the 40,000+ objects in its database, making this an ideal setup for progressing from visual observing to deep-sky imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e200mm f\/5 Optics: The 0.58 Arc Second Resolution Engine\u003c\/h3\u003e\n\u003cp\u003eThe heart of this telescope is its 200mm parabolic primary mirror, engineered to minimize spherical aberration for sharp, high-contrast images across the field. With a fast f\/5 focal ratio and 1000mm focal length, the 8\" Newtonian delivers a wide true field of view perfect for observing large deep-sky objects like the Andromeda Galaxy (M31) or the Orion Nebula (M42). Its significant aperture provides the light-gathering power and a limiting stellar magnitude of 14, enabling you to resolve faint galaxies and the individual stars in distant globular clusters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAdvanced VX Mount: A 30 lb Capacity Imaging Platform\u003c\/h3\u003e\n\u003cp\u003eThe Advanced VX mount is designed for portability and astrophotographic stability. It supports a 30 lb instrument load, easily handling the 22 lb optical tube with plenty of capacity remaining for a guide scope, camera, and other accessories. The foundation is a heavy-duty tripod with 2\" diameter stainless steel legs, providing excellent damping for steady views and sharp long-exposure images. The mount also features a dual-format saddle plate, accommodating both CG-5 and CGE-style dovetails for maximum compatibility with other telescopes.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePermanently Programmable Periodic Error Correction (PPEC):\u003c\/strong\u003e Allows you to train out the worm gear's periodic errors, resulting in smoother tracking and less-frequent corrections during imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7-77° Latitude Range:\u003c\/strong\u003e A broad range makes the mount usable for observers across the globe.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Servo Motors:\u003c\/strong\u003e Provide smooth, quiet slewing at up to 4° per second and precise tracking for astrophotography.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eNexStar+ GoTo System: 40,000 Objects and All-Star Polar Align\u003c\/h3\u003e\n\u003cp\u003eCelestron's GoTo technology simplifies the process of finding celestial objects. The NexStar+ hand control features a database of over 40,000 galaxies, nebulae, star clusters, and planets. The system is enhanced by Celestron's advanced software features, designed to get you aligned and observing quickly. All current Celestron computerized telescopes, including the AVX, come with the powerful Celestron PWI (CPWI) software suite, co-developed with PlaneWave Instruments, for professional-grade observatory control from your PC.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-Star Polar Alignment:\u003c\/strong\u003e A Celestron exclusive that allows you to accurately polar align the mount using any bright star, even if you cannot see Polaris.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e40,000+ Object Database:\u003c\/strong\u003e Includes catalogs from Messier, NGC, IC, and more, with enhanced information on over 200 of the best objects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePC Control Ready:\u003c\/strong\u003e Use the included Starry Night Special Edition software or the advanced CPWI suite to control your telescope, plan observing sessions, and explore the sky.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAVX 8\" vs. 6\" Newtonian: The Light-Gathering Advantage\u003c\/h3\u003e\n\u003cp\u003eWhile the 6\" Newtonian on an AVX mount is a capable instrument, the 8\" model represents a significant step up in optical performance. The primary advantage is raw light-gathering power, which is a function of the mirror's surface area.\u003c\/p\u003e\n\u003cp\u003eThe 200mm aperture of the 8\" Newtonian collects substantially more photons than a 150mm (6\") mirror. This directly translates to brighter images of faint deep-sky objects, shorter exposure times for astrophotography, and the ability to resolve finer detail. For targets like the spiral arms of the Whirlpool Galaxy (M51) or the faint outer regions of the Dumbbell Nebula (M27), the extra 2 inches of aperture make a decisive difference.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I realistically see with the Celestron Advanced VX 8\" Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith its 200mm aperture, you can observe a vast range of objects. Within the solar system, you'll see Jupiter's cloud bands and Great Red Spot, the rings of Saturn including the Cassini Division, and Martian polar caps. For deep-sky objects, you can resolve individual stars in the Hercules Cluster (M13), see the spiral structure of bright galaxies like Andromeda (M31) and the Whirlpool Galaxy (M51), and view countless nebulae with stunning detail, especially from a dark sky site.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 30 lb payload capacity of the AVX mount enough for imaging with the 8\" Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, it's a well-matched system. The 8\" Newtonian optical tube weighs 22 lbs, leaving an 8 lb margin for your camera, autoguider, filter wheel, and other accessories. For optimal performance in long-exposure astrophotography, it is generally recommended to keep the total payload at or below this limit to ensure precise tracking and stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need to buy a separate polar scope for the Advanced VX mount?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, a polar scope is not necessary. The mount includes Celestron's \u003cstrong\u003eAll-Star Polar Alignment\u003c\/strong\u003e software. This feature allows you to use any bright star in the sky to achieve a highly accurate polar alignment, making it faster and easier than using a traditional polar scope, especially if your view of Polaris is obstructed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow difficult is it to collimate the 8\" Newtonian telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eLike all Newtonian reflectors, this telescope requires occasional collimation (alignment of the mirrors) for the sharpest views. While it may seem intimidating at first, the process is straightforward with a laser collimator or a collimation cap. Most users become comfortable with the procedure after a few sessions, and it typically only takes a few minutes before observing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I control the Advanced VX 8\" Newtonian from my laptop?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The NexStar+ hand control has a USB 2.0 port on its base, allowing you to connect it directly to a PC. Your purchase includes a free download of Celestron's \u003cstrong\u003eStarry Night Special Edition\u003c\/strong\u003e and the advanced \u003cstrong\u003eCelestron PWI (CPWI)\u003c\/strong\u003e software, both of which allow for full computer control of the mount's GoTo and tracking functions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow portable is the Advanced VX 8\" Newtonian telescope system?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe system is designed to be transportable to dark sky sites. The total weight is 81 lbs, but it breaks down into manageable components: the optical tube (22 lbs), the mount head (17 lbs), the tripod (18 lbs), and the counterweights (24 lbs total). This allows one person to assemble and disassemble the telescope in the field without difficulty.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical Tube Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Parabolic Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e200mm (7.87\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1000mm (39\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece\u003c\/td\u003e\n\u003ctd\u003e20mm (50x Magnification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003e9x50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e472x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e29x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e0.7 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e0.58 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e816x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e28% by diameter, 7.81% by area\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eFully Coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e914mm (36\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Diameter\u003c\/td\u003e\n\u003ctd\u003e235mm (9.25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e22 lbs (9.98 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003eCG-5 Dovetail bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMount Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eComputerized Equatorial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument Load Capacity\u003c\/td\u003e\n\u003ctd\u003e30 lbs (13.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003e2\" (50.8mm) Stainless Steel Legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Head Weight\u003c\/td\u003e\n\u003ctd\u003e17 lbs (7.71 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod Weight\u003c\/td\u003e\n\u003ctd\u003e18 lbs (8.16 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounterweights\u003c\/td\u003e\n\u003ctd\u003e2 x 12 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLatitude Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e7° – 77°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Drive\u003c\/td\u003e\n\u003ctd\u003eDC servo motors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Speeds\u003c\/td\u003e\n\u003ctd\u003e9 speeds, max 4°\/second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTracking Rates\u003c\/td\u003e\n\u003ctd\u003eSidereal, Solar, and Lunar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTracking Modes\u003c\/td\u003e\n\u003ctd\u003eEQ North \u0026amp; EQ South\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlignment Procedures\u003c\/td\u003e\n\u003ctd\u003e2-Star Align, 1-Star Align, Solar System Align, Last Alignment, Quick Align\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePeriodic Error Correction\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail Compatibility\u003c\/td\u003e\n\u003ctd\u003eDual saddle plate (CG-5 and CGE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorts\u003c\/td\u003e\n\u003ctd\u003e1x Hand Control, 2x AUX, 1x Autoguide, 1x USB (on Hand Control)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003e12V DC, 3.5A (tip positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHand Control\u003c\/td\u003e\n\u003ctd\u003eNexStar+, 40,000+ object database\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e81 lbs (36.74 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8\" Newtonian Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAdvanced VX Equatorial Mount Head\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTripod with 2\" Steel Legs\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12 lb Counterweight\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eNexStar+ Hand Control\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDC Power Cable (Car Battery Adapter)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e9x50 Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e20mm Plössl Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Advanced_VX_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32\n 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Advanced VX Mount Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Nexstar_Plus_Hand_Controller_USB_Manual.pdf?v=1782186855\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload NexStar+ Hand Control Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Telescope Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967164969245,"sku":"CEL-32062","price":2223.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Advanced-VX-8-inch-Newtonian-Telescope-32062-1__17029.1594230410.1280.1280.jpg?v=1684337952"},{"product_id":"celestron-astro-fi-130mm-newtonian-telescope","title":"Celestron Astro Fi 130mm Newtonian Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e130mm (5.19\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e650mm Focal Length, f\/5 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eIntegrated WiFi for Smartphone\/Tablet Control\u003c\/li\u003e\n\u003cli\u003eSkyAlign Technology for Fast, Easy Alignment\u003c\/li\u003e\n\u003cli\u003eIncludes 26x and 65x Eyepieces\u003c\/li\u003e\n\u003cli\u003eLens Cap Doubles as a Smartphone Adapter for Imaging\u003c\/li\u003e\n\u003cli\u003eTotal Kit Weight of 18 lbs (8.16 kg)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron Astro Fi 130mm Newtonian Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron Astro Fi 130mm Newtonian Telescope combines a 130mm aperture with integrated WiFi, allowing you to control the telescope wirelessly from your smartphone or tablet. Its 650mm focal length and f\/5 optical system gather 345x more light than the human eye, resolving details down to 0.89 arc seconds. The entire system, including the mount and tripod, weighs just 18 lbs, making it a fully capable grab-and-go observatory.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e130mm f\/5 Newtonian Optics: 345x Light Gathering Power\u003c\/h3\u003e\n\u003cp\u003eThe heart of the Astro Fi 130 is its 130mm (5.19\") primary mirror. This aperture is large enough to deliver impressive views of the Moon's craters and Saturn's rings, while its fast f\/5 focal ratio provides a wide field of view ideal for sweeping the Milky Way and observing larger deep-sky objects like the Orion Nebula (M42) and the Hercules Cluster (M13). With a light gathering power 345 times that of the naked eye, this telescope makes faint objects accessible from suburban skies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eIntegrated WiFi Control: GoTo Pointing from Your Smartphone\u003c\/h3\u003e\n\u003cp\u003eThis telescope eliminates the need for a traditional hand control by creating its own WiFi network. Simply connect your smart device, open the Celestron SkyPortal app (iOS\/Android), and you have full wireless control. The award-winning SkyAlign technology lets you align the telescope by centering any three bright objects in the eyepiece, getting you ready to observe in minutes. Tap an object on your screen, and the Astro Fi 130's DC servo motors will slew to it at up to 3 degrees per second and begin tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eLens Cap Smartphone Adapter: Capture Images with 2 Included Eyepieces\u003c\/h3\u003e\n\u003cp\u003eCelestron has cleverly integrated a smartphone adapter into the telescope's lens cap. Secure your phone over either the 25mm (26x) or 10mm (65x) eyepiece to capture images and video of your discoveries. This simple but effective design lets you easily share your views of the Moon and bright planets without needing to purchase additional adapters. The included accessory tray features a rubberized holder to keep your phone or tablet secure while you observe.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Astro Fi 130mm perform on planets like Jupiter and Saturn?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 130mm aperture is capable of resolving key planetary features. With the included 10mm eyepiece providing 65x magnification, you can clearly see the rings of Saturn, Jupiter's main cloud bands, and its four Galilean moons. For more detailed views, adding a 2x Barlow lens (sold separately) would double the magnification to 130x, which is well within the telescope's highest useful magnification of 307x.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Astro Fi 130mm telescope without a smartphone?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the Astro Fi system is designed to be controlled wirelessly via the SkyPortal app on a smartphone or tablet. It does not include a physical hand controller, although one can be purchased as an optional accessory and plugged into one of the two available AUX ports.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of the WiFi control over a traditional GoTo hand controller?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary advantage is the user interface. The SkyPortal app provides a graphical, interactive map of the night sky that is more intuitive than the text-based menus of most hand controllers. You can simply tap on an object you see on the screen to have the telescope slew to it. The app also provides detailed audio and text descriptions for thousands of objects, enriching your observing session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow portable is the Astro Fi 130mm for travel?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith a total kit weight of just 18 lbs (8.16 kg), the Astro Fi 130mm is exceptionally portable. The optical tube, mount, and tripod are all lightweight components that can be assembled quickly, making it an excellent choice for taking to dark-sky sites or on camping trips.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the lens cap smartphone adapter difficult to use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, it's designed for simplicity. You position your phone's camera over the hole in the adapter and secure it with the integrated bungee cords. Then, you place the entire adapter over the eyepiece. It's a straightforward way to get started with basic astrophotography of bright objects like the Moon.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of power source do I need for the Astro Fi 130mm?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe mount requires a 12V DC, 1A power source. The telescope includes a battery pouch that holds 8 AA batteries (not included). For more consistent power, you can use an external rechargeable power supply like a Celestron PowerTank (sold separately).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical Tube Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e130mm (5.19\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e650mm (25.59\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eAluminum with SiO2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e345x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e307x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e19x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e13.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.07 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e0.89 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e38mm (1.5\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObstruction by Diameter\u003c\/td\u003e\n\u003ctd\u003e29%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObstruction by Area\u003c\/td\u003e\n\u003ctd\u003e9%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e635mm (25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e8 lbs (3.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003eCG-5 Dovetail bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMount Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eComputerized Altitude-Azimuth Single Fork Arm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument Load Capacity\u003c\/td\u003e\n\u003ctd\u003e8 lbs (3.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Speeds\u003c\/td\u003e\n\u003ctd\u003eUp to 3°\/second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTracking Rates\u003c\/td\u003e\n\u003ctd\u003eSidereal, Solar, and Lunar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTracking Modes\u003c\/td\u003e\n\u003ctd\u003eAlt-Az, EQ North and EQ South\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlignment Procedures\u003c\/td\u003e\n\u003ctd\u003eSkyAlign, 3-Star Align, Solar System Align\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003e12V DC, 1A (Tip positive)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Drive\u003c\/td\u003e\n\u003ctd\u003eDC servo motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary Ports\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAutoguide Port\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUSB Port\u003c\/td\u003e\n\u003ctd\u003eNo (only with optional Nexstar+ remote)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003eAluminum, 31.75mm (1.25\") leg diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e863.6mm - 1371.6mm (34\" - 54\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e18 lbs (8.16 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Astro Fi 130mm Newtonian Telescope Optical Tube\" src=\"\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAstro Fi 130mm Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Astro Fi Mount and Tripod\" src=\"\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMount and Tripod\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Accessory Tray with Smartphone Holder\" src=\"\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"25mm Eyepiece\" src=\"\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e25mm Eyepiece (26x)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"10mm Eyepiece\" src=\"\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e10mm Eyepiece (65x)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"StarPointer Red Dot Finderscope\" src=\"\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarPointer™ Red Dot Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Battery Pouch\" src=\"\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eBattery Pouch\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Astro_Fi_Series_Manual.pdf?v=1782186855\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Astro Fi Series Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Starry Night Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165067549,"sku":"CEL-22203","price":834.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Astro-Fi-130mm-Newtonian-Telescope-22203-1__00759.1594230412.1280.1280.jpg?v=1684337968"},{"product_id":"celestron-astromaster-114eq-telescope","title":"Celestron AstroMaster 114EQ Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e114mm (4.48\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e1000mm focal length (f\/8.77)\u003c\/li\u003e\n\u003cli\u003eCG-2 Equatorial Mount with manual slow-motion controls\u003c\/li\u003e\n\u003cli\u003eIncludes 20mm (50x) and 10mm (100x) eyepieces\u003c\/li\u003e\n\u003cli\u003eGathers 265x more light than the human eye\u003c\/li\u003e\n\u003cli\u003eBuilt-on StarPointer™ red dot finderscope\u003c\/li\u003e\n\u003cli\u003eCelestron Starry Night Basic Edition Software included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron AstroMaster 114EQ Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron AstroMaster 114EQ Telescope combines a 114mm (4.48\") aperture with a long 1000mm focal length for high-contrast views of the solar system. Its Newtonian reflector design gathers 265x more light than the human eye, resolving details down to 1.02 arc seconds (Dawes) and reaching a limiting stellar magnitude of 12.8. The included 20mm and 10mm eyepieces provide 50x and 100x magnification respectively, putting the Moon's craters and Jupiter's moons within easy reach right out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e114mm Aperture and 1000mm Focal Length Optics\u003c\/h3\u003e\n\u003cp\u003eThe core of the AstroMaster 114EQ is its 114mm primary mirror, an ideal size for detailed lunar and planetary observation. The f\/8.77 focal ratio provides sharp, high-contrast images that make it easier to see subtle features like Saturn's rings or the cloud bands on Jupiter. While the spherical primary mirror is cost-effective, the long f\/ratio minimizes the optical aberrations typically associated with this design, delivering clear views at the included 50x and 100x magnifications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight Gathering Power:\u003c\/strong\u003e With 265x the light gathering ability of the naked eye, this telescope reveals faint star clusters and nebulae that are completely invisible without optical aid.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Contrast Views:\u003c\/strong\u003e The 1000mm focal length darkens the sky background, making planets and the Moon stand out with greater clarity against the blackness of space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Coatings:\u003c\/strong\u003e The glass mirrors are coated with aluminum and a protective layer of SiO₂ (silicon dioxide) to maximize reflectivity and protect the optical surfaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCG-2 Equatorial Mount for Manual Tracking\u003c\/h3\u003e\n\u003cp\u003eUnlike a simple alt-azimuth mount, the AstroMaster 114EQ includes a CG-2 German Equatorial mount designed for astronomical tracking. Once you align the mount to Polaris, the North Star, you only need to turn a single slow-motion control knob to keep celestial objects centered in the eyepiece as they drift across the sky due to the Earth's rotation. This makes observing for extended periods far more enjoyable and is essential for sharing views with others.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Adjustments:\u003c\/strong\u003e Dual slow-motion control knobs for both Right Ascension and Declination axes allow for fine pointing adjustments to locate and track targets smoothly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable Platform:\u003c\/strong\u003e The pre-assembled tripod features 1.25\" diameter steel legs, providing a sturdy base that minimizes vibrations for clearer viewing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessory Tray:\u003c\/strong\u003e A convenient tray keeps your eyepieces and accessories organized and within easy reach during observing sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eTwo Eyepieces and Starry Night Software\u003c\/h3\u003e\n\u003cp\u003eThis telescope kit includes everything you need to start observing immediately. The 20mm eyepiece provides a wide 50x view, perfect for locating objects and observing large star clusters. For closer inspection, the 10mm eyepiece boosts the magnification to 100x, ideal for planetary detail. A unique feature of the 20mm eyepiece is its built-in erect image corrector, which provides correctly oriented views for terrestrial observing—a capability many competing reflectors lack.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Magnifications:\u003c\/strong\u003e Start with the low-power 20mm eyepiece to find your target, then switch to the 10mm eyepiece to zoom in on surface details.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntuitive Finderscope:\u003c\/strong\u003e The permanently mounted StarPointer™ red dot finderscope lets you aim the telescope by simply placing the red dot over your target.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAstronomy Software:\u003c\/strong\u003e Your purchase includes a free download of Celestron’s Starry Night Basic Edition, a powerful planetarium software package to help you learn the constellations and plan your observations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see with the Celestron AstroMaster 114EQ Telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith its 114mm aperture, the AstroMaster 114EQ is excellent for observing the Moon's craters, the phases of Venus, Jupiter's four Galilean moons, and Saturn's rings. Brighter deep-sky objects like the Orion Nebula (M42) and the Hercules Cluster (M13) are also visible from a dark-sky location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AstroMaster 114EQ good for a beginner?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, it's designed for beginners. The no-tool setup, pre-assembled tripod, and intuitive red-dot finderscope make it easy to get started. The equatorial mount introduces you to how the night sky moves and is a great platform for learning to track celestial objects manually.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I track planets with the AstroMaster 114EQ's equatorial mount?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAfter a simple polar alignment, you only need to turn the Right Ascension (RA) slow-motion control knob to counteract the Earth's rotation. This keeps your target, like Jupiter or Saturn, centered in the eyepiece for long periods, which is much easier than the constant start-stop adjustments needed with an alt-azimuth mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Celestron AstroMaster 114EQ for daytime viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The included 20mm eyepiece has a built-in erect image corrector, which provides correctly oriented images (upright and left-to-right). This makes the telescope suitable for terrestrial observation of distant objects like ships or wildlife.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I take pictures with the AstroMaster 114EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AstroMaster 114EQ is primarily a visual instrument. While you can take basic photos of the Moon by holding a smartphone to the eyepiece (afocal photography), the manual mount is not suitable for long-exposure astrophotography of deep-sky objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat other accessories should I get for the AstroMaster 114EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA 2x Barlow lens is a great first upgrade, as it would double the magnification of your existing 10mm and 20mm eyepieces. A moon filter can also enhance lunar viewing by reducing glare and increasing contrast. For planetary viewing, a set of colored filters can help bring out more surface detail.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Spherical Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e114mm (4.48\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1000mm (39.37\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/8.77\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e265x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e1.02 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.22 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e12.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e269x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e16x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eGlass mirrors coated with aluminum and SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e44mm (1.73\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction by Area\u003c\/td\u003e\n\u003ctd\u003e14%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction by Diameter\u003c\/td\u003e\n\u003ctd\u003e38%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e395mm (15.6\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e5.9 lbs (2.66 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eCG-2 Equatorial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003e1.25\" steel tube legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e812.8mm - 1295.4mm (32\" - 51\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e13.3 lbs (6.03 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 1\u003c\/td\u003e\n\u003ctd\u003e20mm with erect image corrector (50x)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 2\u003c\/td\u003e\n\u003ctd\u003e10mm standard (100x)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003eBuilt-on StarPointer™ red dot finderscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Basic Edition \u0026amp; SkyPortal App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAstroMaster 114EQ Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCG-2 Equatorial Mount and Tripod (preassembled)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e20mm Eyepiece with built-in erect image corrector\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e10mm Standard Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarPointer™ Red-Dot Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_AstroMaster_EQ_Telescope_Series_Manual.pdf?v=1782186855\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron AstroMaster EQ Series Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Starry Night and SkyPortal Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165133085,"sku":"CEL-31042","price":459.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-AstroMaster-114EQ-Telescope-31042-1__95945.1594230412.1280.1280.jpg?v=1684337986"},{"product_id":"celestron-astromaster-130eq-telescope","title":"Celestron AstroMaster 130EQ Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e130mm (5.11\") Newtonian Reflector Optics\u003c\/li\u003e\n\u003cli\u003e650mm Focal Length and f\/5 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eCG-3 Manual German Equatorial Mount\u003c\/li\u003e\n\u003cli\u003eGathers 345x More Light Than the Human Eye\u003c\/li\u003e\n\u003cli\u003eIncludes 33x and 65x Magnification Eyepieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron AstroMaster 130EQ Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron AstroMaster 130EQ Telescope combines a large 130mm aperture with a stable equatorial mount to create an ideal instrument for exploring the solar system. Its 650mm focal length and fast f\/5 focal ratio deliver bright, wide-field views of the Moon's craters, Jupiter's moons, and Saturn's rings. This telescope gathers 345 times more light than the naked eye, resolving details down to 0.89 arc seconds and reaching stars as faint as magnitude 13.1. Right out of the box, you get two eyepieces for 33x and 65x magnification, making it a complete system for nighttime discovery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e130mm Newtonian Optics: 345x Light Gathering Power\u003c\/h3\u003e\n\u003cp\u003eThe heart of the AstroMaster 130EQ is its 130mm (5.11\") primary mirror. This generous aperture gathers 345x more light than your eye, revealing faint deep-sky objects like the Orion Nebula (M42) and the Andromeda Galaxy (M31). The 650mm focal length and f\/5 ratio provide a wide field of view, making it easier to locate objects and frame large star clusters. The glass mirrors are coated with aluminum and a protective layer of SiO₂ to maximize light transmission and durability, ensuring bright and clear images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCG-3 Equatorial Mount: Precision Slow-Motion Tracking\u003c\/h3\u003e\n\u003cp\u003eUnlike basic up-down, left-right mounts, the AstroMaster 130EQ features a CG-3 German equatorial mount. Once aligned with Polaris, this design allows you to track celestial objects as they drift across the sky by turning a single slow-motion control knob. This is a critical feature for planetary observing, as it lets you keep Jupiter's cloud bands or Saturn's rings centered in the eyepiece at 65x magnification without constant readjustment. The sturdy, pre-assembled tripod with 1.25\" steel legs provides a stable platform for clear, steady views.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eReady to Observe: Two Eyepieces and a StarPointer Finder\u003c\/h3\u003e\n\u003cp\u003eThis telescope kit is designed for immediate use with a no-tool setup. It includes two eyepieces to cover a range of targets. The 20mm eyepiece provides a wide 33x view, perfect for scanning the Milky Way or observing large open clusters. A unique feature of this eyepiece is its built-in erect image corrector, allowing for occasional daytime terrestrial viewing. For higher-power views of the planets and Moon, the 10mm eyepiece delivers a crisp 65x magnification. Aiming the telescope is made simple with the permanently mounted StarPointer red dot finderscope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAstroMaster 130EQ vs. Alt-Azimuth Scopes: Why an EQ Mount Matters\u003c\/h3\u003e\n\u003cp\u003eFor a beginner, the primary difference between the AstroMaster 130EQ and a similarly sized telescope on an alt-azimuth mount is tracking. While an alt-azimuth mount is intuitive for terrestrial use, celestial objects move in an arc across the sky. To keep an object centered with an alt-az mount, you must constantly adjust both the altitude (up-down) and azimuth (left-right) axes. The AstroMaster's CG-3 equatorial mount simplifies this to a single motion. By aligning the mount's axis with Earth's rotational axis, you only need to turn the Right Ascension knob to counteract Earth's rotation, making for a much more enjoyable and less frustrating viewing experience, especially at higher magnifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see with the Celestron AstroMaster 130EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith its 130mm aperture, the AstroMaster 130EQ is powerful enough to show you detailed views of the Moon's craters, the phases of Venus, Jupiter's four largest moons and cloud belts, and the rings of Saturn. You can also observe brighter deep-sky objects like the Orion Nebula (M42), the Hercules Cluster (M13), and the Andromeda Galaxy (M31) from a dark-sky location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the AstroMaster 130EQ's equatorial mount help with observing Jupiter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhen viewing Jupiter at 65x magnification, it will drift out of the eyepiece field of view in under a minute due to Earth's rotation. With the CG-3 equatorial mount properly aligned, you can counteract this motion by turning just the single Right Ascension slow-motion knob. This allows you to effortlessly keep Jupiter and its moons centered for prolonged, steady observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AstroMaster 130EQ complicated for a beginner to set up?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AstroMaster 130EQ is designed for a quick, no-tool setup. The main components—optical tube, mount, and tripod—attach easily with hand knobs. While learning to polar align the equatorial mount takes a little practice compared to a simple alt-azimuth mount, the included manual provides clear instructions, and the benefit of easy tracking is well worth the initial learning curve.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the included 20mm and 10mm eyepieces for the AstroMaster 130EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe two eyepieces provide different magnifications and fields of view:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20mm Eyepiece:\u003c\/strong\u003e Provides a low-power magnification of 33x. This gives you a wider field of view, which is ideal for finding objects and observing large star clusters or nebulae.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10mm Eyepiece:\u003c\/strong\u003e Offers a higher-power magnification of 65x. This is better for viewing details on the Moon and planets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the AstroMaster 130EQ for birdwatching or other daytime viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the included 20mm eyepiece has a built-in erect image corrector. This means that unlike standard astronomical eyepieces which show an inverted or mirror-reversed image, this eyepiece will show things right-side-up and correctly oriented, making it suitable for terrestrial viewing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AstroMaster 130EQ suitable for astrophotography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AstroMaster 130EQ is primarily a visual instrument. While you can take basic photos of the Moon and bright planets by holding a smartphone to the eyepiece (afocal photography), the CG-3 mount is not designed for the precise, motorized tracking required for long-exposure deep-sky astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical Tube Info\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Spherical Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e130mm (5.11\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e650mm (25.6\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e345x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e307x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e19x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e13.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.07 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e0.89 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eGlass mirrors coated with aluminum and SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e552mm (21.7\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e7.7 lbs (3.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003eCG-5 Dovetail bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eIncluded Accessories\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 1\u003c\/td\u003e\n\u003ctd\u003e20mm with built-in erect image corrector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnification 1\u003c\/td\u003e\n\u003ctd\u003e33x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 2\u003c\/td\u003e\n\u003ctd\u003e10mm standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnification 2\u003c\/td\u003e\n\u003ctd\u003e65x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003eBuilt-on StarPointer™ red dot finderscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMount Info\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eCG-3 Equatorial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003e1.25\" steel tube legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight adjustment range\u003c\/td\u003e\n\u003ctd\u003e812.8mm - 1295.4mm (32\" - 51\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount \u0026amp; Tripod Weight\u003c\/td\u003e\n\u003ctd\u003e9.3 lbs (4.24 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Speeds\u003c\/td\u003e\n\u003ctd\u003eManual via slow-motion controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail Compatibility\u003c\/td\u003e\n\u003ctd\u003eCG-5 saddle plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccessory Tray\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eGeneral Info\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e17 lbs (7.71 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Basic Edition Software and SkyPortal App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAstroMaster 130EQ Newtonian Reflector Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCG-3 Equatorial Mount and Tripod (preassembled)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e20mm Eyepiece with Erect Image Corrector\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e10mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarPointer Red Dot Finderscope (pre-attached)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_AstroMaster_EQ_Telescope_Series_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron AstroMaster EQ Series Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Starry Night Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165198621,"sku":"CEL-31045","price":500.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-AstroMaster-130EQ-Telescope-31045-1__73734.1594230413.1280.1280.jpg?v=1684337992"},{"product_id":"celestron-astromaster-130eq-md-motor-drive-telescope","title":"Celestron AstroMaster 130EQ-MD (Motor Drive) Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e130mm (5.11\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e650mm Focal Length, f\/5 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eCG-3 Equatorial Mount\u003c\/li\u003e\n\u003cli\u003eIncluded Clock Drive for Automatic Tracking\u003c\/li\u003e\n\u003cli\u003e345x Light Gathering Power\u003c\/li\u003e\n\u003cli\u003eTotal Kit Weight of 17 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron AstroMaster 130EQ-MD (Motor Drive) Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron AstroMaster 130EQ-MD combines a 130mm aperture with a 650mm focal length for bright, wide-field views of celestial objects. Its optical system gathers 345x more light than the human eye, resolving details down to 0.89 arc seconds under ideal conditions. This complete package includes a CG-3 equatorial mount and an RA motor drive, allowing you to automatically track objects as they move across the night sky, all powered by a single 9V battery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e130mm Aperture and f\/5 Optics: 345x More Light for Bright Views\u003c\/h3\u003e\n\u003cp\u003eThe core of the AstroMaster 130EQ-MD is its 130mm (5.11\") primary mirror, which provides enough light-gathering power to reveal details in the Moon's craters, the cloud bands of Jupiter, and the rings of Saturn. The fast f\/5 focal ratio delivers a wide field of view, making it easier to locate objects and frame larger targets like the Andromeda Galaxy (M31) or the Orion Nebula (M42). The glass mirrors are coated with aluminum and silicon dioxide (SiO₂) to maximize brightness and contrast.\u003c\/p\u003e\n\u003cp\u003eThis telescope uses a spherical primary mirror, a design choice that delivers sharp images across the magnifications provided by the included 33x and 65x eyepieces. This keeps the instrument accessible and easy to use for newcomers to the hobby.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCG-3 Equatorial Mount: Precision Pointing with Manual Slow-Motion Controls\u003c\/h3\u003e\n\u003cp\u003eThe included CG-3 equatorial mount is designed for astronomical tracking. Once you align it with Polaris, the North Star, you can follow any celestial object by turning a single slow-motion control knob. This design simplifies tracking compared to an alt-azimuth mount, which requires simultaneous adjustments in two directions. The mount features setting circles in both Right Ascension and Declination, allowing you to locate objects by their celestial coordinates. The sturdy, adjustable tripod with 1.25\" steel legs provides a stable platform, adjustable from 32\" to 51\" in height.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eIncluded RA Motor Drive: Automatic Tracking on a 9V Battery\u003c\/h3\u003e\n\u003cp\u003eWhat sets the AstroMaster 130EQ-MD apart is the included single-axis motor drive. This easy-to-install accessory attaches to the mount's Right Ascension axis and, once polar aligned, automatically compensates for the Earth's rotation. Objects will remain centered in your eyepiece for long periods without you needing to touch the manual controls. Powered by a standard 9V battery, the drive is fully portable and features a speed regulator to match the tracking rates of the Moon, planets, or deep-sky objects. A simple N\/S switch allows for use in either hemisphere, making this a truly go-anywhere tracking system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAstroMaster 130EQ-MD vs. 130EQ: The Value of Included Tracking\u003c\/h3\u003e\n\u003cp\u003eWhile the standard AstroMaster 130EQ offers the same 130mm optical system, its primary advantage is a lower initial cost. However, it relies entirely on manual tracking, requiring the observer to constantly turn the slow-motion control knob to keep an object in view.\u003c\/p\u003e\n\u003cp\u003eThe 130EQ-MD model includes the RA motor drive in the box. This is a significant upgrade for several reasons:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHands-Free Viewing:\u003c\/strong\u003e Objects stay in the eyepiece automatically, which is ideal for sharing views with others or for simply relaxing and studying details without distraction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced Vibrations:\u003c\/strong\u003e By not having to touch the telescope for tracking, you avoid the small vibrations that can momentarily blur the image.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFoundation for Imaging:\u003c\/strong\u003e While not a deep-sky astrophotography rig, the motorized tracking allows for basic webcam-style imaging of the Moon and bright planets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComplete Kit: Two Eyepieces and Starry Night Software\u003c\/h3\u003e\n\u003cp\u003eThe AstroMaster 130EQ-MD is a complete observing package right out of the box. Locating objects is simplified with the built-on StarPointer red dot finderscope. The kit includes two eyepieces to get you started:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20mm Erect Image Eyepiece:\u003c\/strong\u003e Provides a low-power, wide-field view at 33x magnification. The built-in corrector orients the image correctly, making it suitable for daytime terrestrial viewing as well as astronomy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10mm Standard Eyepiece:\u003c\/strong\u003e Offers a higher-power 65x view, perfect for zeroing in on planetary details or splitting tight star clusters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoftware Included:\u003c\/strong\u003e You also get a free download of Celestron’s Starry Night Basic Edition, a powerful planetarium software package to help you learn the night sky and plan your observing sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see with the Celestron AstroMaster 130EQ-MD?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith its 130mm aperture, you can see a wealth of detail on the Moon's surface, the four Galilean moons of Jupiter, Saturn's rings, and the phases of Venus. Brighter deep-sky objects like the Orion Nebula (M42), the Andromeda Galaxy (M31), and the Hercules Star Cluster (M13) are also visible from a dark-sky location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the included motor drive on the AstroMaster 130EQ-MD work?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe motor drive attaches to the Right Ascension (RA) axis of the CG-3 equatorial mount. After you align the mount with the celestial pole (Polaris), the battery-powered motor turns the telescope at the same rate as the Earth's rotation, but in the opposite direction. This keeps celestial objects centered in the eyepiece automatically, eliminating the need for constant manual adjustments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AstroMaster 130EQ-MD's f\/5 system good for viewing nebulae?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the f\/5 focal ratio is considered \"fast\" and provides a wide true field of view, which is excellent for observing large deep-sky objects like the Orion Nebula (M42) or sweeping the star fields of the Milky Way. It delivers bright images that are well-suited for these fainter targets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eThe specs mention a \"spherical mirror.\" How does this affect views in the AstroMaster 130EQ-MD?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA spherical mirror is easier to manufacture than a parabolic one, which helps keep the telescope affordable. At the fast f\/5 focal ratio of this telescope, a spherical mirror can introduce a slight optical imperfection called spherical aberration, which may cause stars at the very edge of the field of view to appear slightly less sharp, especially at high magnifications. However, for the included 33x and 65x magnifications, the views remain bright and clear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the AstroMaster 130EQ-MD for daytime terrestrial viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The included 20mm eyepiece has a built-in erect image corrector. This is a unique feature for a Newtonian telescope, as it flips the image to be correctly oriented (upright and left-to-right). This makes the telescope perfectly usable for long-distance daytime viewing of landscapes, wildlife, or ships at sea.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AstroMaster 130EQ-MD difficult to set up?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, Celestron designed the AstroMaster series for a quick, no-tool setup. The tripod and mount come preassembled. You only need to attach the optical tube with its dovetail bar, add the accessory tray, and insert an eyepiece to be ready to observe in minutes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Spherical Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e130mm (5.11\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e650mm (25.6\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e345x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e0.89 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.07 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e13.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e307x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e19x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eGlass mirrors coated with aluminum and SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 1\u003c\/td\u003e\n\u003ctd\u003e20mm with built-in erect image corrector (33x)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 2\u003c\/td\u003e\n\u003ctd\u003e10mm standard (65x)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003eBuilt-on StarPointer™ red dot finderscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e34% by diameter \/ 11% by area\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube\u003c\/td\u003e\n\u003ctd\u003eAluminum, 552mm (21.7\") Length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e7.7 lbs (3.5 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eCG-3 Equatorial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003e1.25\" steel tube legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e812.8mm - 1295.4mm (32\" - 51\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount \u0026amp; Tripod Weight\u003c\/td\u003e\n\u003ctd\u003e9.3 lbs (4.24 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e17 lbs (7.71 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Speeds\u003c\/td\u003e\n\u003ctd\u003eManual with included RA Motor Drive for tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Basic Edition \u0026amp; SkyPortal App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"AstroMaster 130EQ Optical Tube\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Astromaster-130EQ-MD-Telescope-OTA.jpg?v=1782200843\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAstroMaster 130EQ Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"CG-3 Equatorial Mount and Tripod\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Astromaster-130EQ-MD-Telescope-Mount.jpg?v=1782200843\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCG-3 Equatorial Mount and Tripod\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"RA Motor Drive for EQ Mounts\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Astromaster-130EQ-MD-Telescope-Motor.jpg?v=1782200843\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRA Motor Drive\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"20mm Erect Image Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Astromaster-130EQ-MD-Telescope-20mm.jpg?v=1782200843\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e20mm Erect Image Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"10mm Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Astromaster-130EQ-MD-Telescope-10mm.jpg?v=1782200843\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e10mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"StarPointer Red Dot Finderscope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Astromaster-130EQ-MD-Telescope-Finder.jpg?v=1782200843\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarPointer Red Dot Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Accessory Tray\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Astromaster-130EQ-MD-Telescope-Tray.jpg?v=1782200843\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_AstroMaster_EQ_Telescope_Series_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron AstroMaster EQ Series Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.\n7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Starry Night Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eThis telescope is covered by Celestron's 2-Year warranty. For full details on coverage, please visit the Celestron warranty page.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165264157,"sku":"CEL-31051","price":542.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-AstroMaster-130EQ-MD-Motor-Drive-Telescope-31051-1__28590.1594230414.1280.1280.jpg?v=1684337838"},{"product_id":"celestron-explorascope-114az-telescope","title":"Celestron ExploraScope 114AZ Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e114mm (4.5\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e1000mm Focal Length (f\/9)\u003c\/li\u003e\n\u003cli\u003e265x Light Gathering Power\u003c\/li\u003e\n\u003cli\u003eManual Alt-Azimuth Mount with Clutch\u003c\/li\u003e\n\u003cli\u003eTotal Kit Weight of 6.7 lbs\u003c\/li\u003e\n\u003cli\u003eIncludes 20mm and 4mm Eyepieces, plus a 3x Barlow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron ExploraScope 114AZ Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron ExploraScope 114AZ Telescope combines a 114mm (4.5\") primary mirror with a 1000mm focal length to resolve fine detail on the Moon and planets. Its Newtonian optical design gathers 265x more light than the human eye, bringing bright star clusters and nebulae into view from your backyard. The entire system weighs just 6.7 lbs, making it an ideal grab-and-go instrument for spontaneous stargazing sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e114mm Newtonian Optics: 265x More Light Than the Eye\u003c\/h3\u003e\n\u003cp\u003eThe heart of the ExploraScope is its 114mm (4.5\") primary mirror. This aperture is large enough to move beyond basic lunar and planetary observing, gathering 265x more light than the unaided eye to reveal deep-sky objects like the Orion Nebula (M42) and the Andromeda Galaxy (M31). The long 1000mm focal length results in an f\/9 focal ratio, which provides higher native magnification and less demanding performance on eyepieces, keeping images sharp across the field.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e6.7 lb Grab-and-Go Alt-Azimuth Mount\u003c\/h3\u003e\n\u003cp\u003eDesigned for simplicity and portability, the entire ExploraScope 114AZ kit weighs only 6.7 lbs. Setup takes just a few minutes, even for a first-time user. The manual alt-azimuth mount is intuitive; you simply point the telescope at your target using the panning handle. A built-in clutch allows for smooth, fine adjustments in an up\/down and left\/right motion, making it easy to track a planet as it drifts across the eyepiece.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA 50x to 269x Magnification Range\u003c\/h3\u003e\n\u003cp\u003eThe ExploraScope 114AZ includes a versatile accessory package to get you started. The 20mm eyepiece gives a low-power 50x view, perfect for locating objects and observing large star clusters. For higher power, the 4mm eyepiece provides 250x magnification, bringing you close to the telescope's highest useful magnification of 269x for detailed views of Jupiter's cloud bands and Saturn's rings.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3x Barlow Lens:\u003c\/strong\u003e This accessory triples the power of any eyepiece. Paired with the 20mm eyepiece, it yields 150x—an ideal magnification for most planetary viewing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA Note on High Magnification:\u003c\/strong\u003e While the 4mm eyepiece and 3x Barlow technically produce 750x, this is well beyond the 269x useful limit of the telescope's aperture. This \"empty magnification\" will result in a dim, blurry image. The best high-power views will be found with the 4mm eyepiece alone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStarPointer Finderscope:\u003c\/strong\u003e The included red dot finder allows you to place a glowing red dot on your target, making it fast and easy to align the main telescope.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStarry Night \u0026amp; SkyPortal: Your Digital Guides to the Cosmos\u003c\/h3\u003e\n\u003cp\u003eYour ExploraScope 114AZ includes a free download of Celestron's Starry Night Basic Edition software. This powerful planetarium program helps you learn the night sky, see what objects are currently visible, and plan your future observing sessions from your PC or Mac. When you're in the field, use the SkyPortal app for iOS and Android to identify celestial objects with your mobile device.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eExploraScope 114AZ vs. PowerSeeker 114EQ: Simplicity vs. Tracking\u003c\/h3\u003e\n\u003cp\u003eWhen choosing a 114mm starter telescope, a key comparison is the mount type. The PowerSeeker 114EQ's German Equatorial mount, when properly polar aligned, excels at tracking celestial objects with the turn of a single slow-motion control, which is an advantage for studying objects at high power. However, this alignment process can be challenging for beginners.\u003c\/p\u003e\n\u003cp\u003eThe ExploraScope 114AZ's Alt-Azimuth mount is the definition of simplicity. It requires no alignment and operates with an intuitive point-and-look motion. It is also significantly lighter and faster to set up, making it the superior choice for anyone prioritizing portability and ease of use over the ability to manually track objects with precision.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I realistically see with the Celestron ExploraScope 114AZ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith the ExploraScope 114AZ, you can see craters and mountain ranges on the Moon in sharp detail. You'll be able to observe the phases of Venus, Jupiter's four Galilean moons and its main cloud belts, and the rings of Saturn. Brighter deep-sky objects like the Orion Nebula (M42), the Andromeda Galaxy (M31), and the Hercules Cluster (M13) will also be visible from a dark location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the ExploraScope 114AZ telescope easy for a beginner to set up and use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, it's designed specifically for beginners. You can assemble the telescope and its accessories in just a few minutes without any tools. The alt-azimuth mount is very intuitive—you just move the panning handle up, down, left, and right to point it at your target. The included StarPointer finderscope makes aiming the telescope very simple.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I use the 3x Barlow lens with the ExploraScope 114AZ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eTo use the Barlow lens, you insert it into the focuser first, and then insert your eyepiece into the Barlow lens. This will triple the magnification of that eyepiece. For example, using the \u003cstrong\u003e20mm eyepiece (50x)\u003c\/strong\u003e with the \u003cstrong\u003e3x Barlow\u003c\/strong\u003e will give you \u003cstrong\u003e150x\u003c\/strong\u003e magnification, which is excellent for viewing planets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the highest useful magnification for the ExploraScope 114AZ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe highest useful magnification for this telescope is \u003cstrong\u003e269x\u003c\/strong\u003e. The included 4mm eyepiece provides 250x, which is very close to this limit. Pushing the magnification beyond this with the Barlow lens will result in a dim and fuzzy image, as the telescope's 114mm aperture cannot gather enough light to support it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Celestron ExploraScope 114AZ to view the Orion Nebula (M42) from my city?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the Orion Nebula is bright enough to be seen even from light-polluted suburban skies with the ExploraScope 114AZ. Use the low-power 20mm eyepiece for a 50x magnification to get the widest and brightest view. While you won't see the vibrant colors from photographs, you will be able to see the core nebulosity and the Trapezium star cluster within it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the ExploraScope 114AZ portable enough to take camping?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. The entire kit weighs only \u003cstrong\u003e6.7 lbs (3.04 kg)\u003c\/strong\u003e and assembles quickly. It is an excellent choice for taking to dark sky sites, camping trips, or for easy transport and storage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Spherical Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e114mm (4.5\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1000mm (39.37\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eFully Coated glass optics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e265x the unaided eye\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e1.02 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.22 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e12.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e269x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e16x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e24\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eManual Alt-Azimuth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003eAluminum, 52\" max height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece 1\u003c\/td\u003e\n\u003ctd\u003eErect Image 20mm (1.25\") \/ 50x Mag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece 2\u003c\/td\u003e\n\u003ctd\u003eStandard 4mm (1.25\") \/ 250x Mag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBarlow Lens\u003c\/td\u003e\n\u003ctd\u003e3x (1.25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003eStarPointer™ red dot finderscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Basic Edition, SkyPortal App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e6.7 lbs (3.04 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eExploraScope 114AZ Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAlt-Azimuth Mount with Tripod\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e20mm Erect Image Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e3x Barlow Lens (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarPointer Red Dot Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_ExploraScope_Guide.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron ExploraScope Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165296925,"sku":"CEL-22103","price":292.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-ExploraScope-114AZ-Telescope-22103-1__32825.1594230418.1280.1280.jpg?v=1684337840"},{"product_id":"celestron-nexstar-130slt-computerized-telescope","title":"Celestron NexStar 130SLT Computerized Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e130mm (5.12\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e650mm Focal Length, f\/5 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eComputerized GoTo Mount with 40,000 Object Database\u003c\/li\u003e\n\u003cli\u003eSkyAlign Technology for Fast, Easy Alignment\u003c\/li\u003e\n\u003cli\u003eIncludes 25mm (26x) and 9mm (72x) Eyepieces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron NexStar 130SLT Computerized Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron NexStar 130SLT Computerized Telescope combines a 130mm (5.12\") parabolic primary mirror with the proven NexStar GoTo system, giving you automated pointing to over 40,000 celestial objects. Its fast f\/5 focal ratio and 345x greater light gathering power than the human eye make it ideal for observing faint deep-sky objects, while its 650mm focal length provides enough power to resolve details on the Moon and planets. The entire system sets up in minutes without tools and uses Celestron's SkyAlign technology to get you observing faster.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e130mm f\/5 Parabolic Mirror: 345x Light Gathering Power\u003c\/h3\u003e\n\u003cp\u003eThe heart of the NexStar 130SLT is its 130mm (5.12\") parabolic primary mirror, which eliminates the spherical aberration found in entry-level reflectors, ensuring sharp star images across the field. With a light gathering power 345 times that of the human eye and a limiting magnitude of 13.1, this telescope reveals faint star clusters and nebulae with impressive clarity. The fast f\/5 focal ratio provides a wide field of view, perfect for framing large targets like the Andromeda Galaxy (M31) or the Orion Nebula (M42).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo Eyepieces Included:\u003c\/strong\u003e Start observing immediately with the included 25mm eyepiece for low-power, wide-field views at 26x, and the 9mm eyepiece for higher-power views of planets and lunar craters at 72x.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Resolution Views:\u003c\/strong\u003e The optics are capable of resolving detail down to 0.89 arc seconds (Dawes' Limit), allowing you to split close double stars and see fine detail on Jupiter's cloud bands and Saturn's rings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStarPointer Finderscope:\u003c\/strong\u003e The included red dot finderscope makes it simple to aim the telescope manually and quickly align the GoTo system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eNexStar+ Controller: A 40,000 Object Database\u003c\/h3\u003e\n\u003cp\u003eThe computerized single-fork arm mount is driven by the venerable NexStar+ hand controller, putting a database of over 40,000 objects at your command. Select an object and the telescope automatically slews to it and tracks it as it moves across the sky. With 9 different slew speeds, including a maximum of 3 degrees per second, you can move rapidly between targets or make fine adjustments with precision.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntuitive Interface:\u003c\/strong\u003e The hand controller's menu is easy to navigate, and the Sky Tour feature will automatically generate a list of the best objects visible for your specific time and location.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Tracking Rates:\u003c\/strong\u003e Select from Sidereal, Solar, or Lunar tracking rates to keep your target perfectly centered, whether you're observing a distant galaxy or our own Moon.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable Power:\u003c\/strong\u003e The mount is powered by 8 AA batteries (not included) housed in an internal compartment, eliminating cord wrap and making it perfect for remote dark-sky sites. It can also be powered by an external 12V DC source.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSkyAlign Technology: GoTo Alignment in Minutes\u003c\/h3\u003e\n\u003cp\u003eCelestron's SkyAlign procedure simplifies the most intimidating part of using a computerized telescope. Instead of needing to identify and level the telescope on specific alignment stars like Polaris or Sirius, you simply point the 130SLT at any three bright celestial objects. The NexStar+ computer analyzes the positions and automatically triangulates its location, building a model of the night sky in minutes.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo-Tool Setup:\u003c\/strong\u003e The entire telescope, including the adjustable stainless steel tripod, assembles without any tools. The optical tube attaches to the mount via a standard CG-5 dovetail bar for quick setup and breakdown.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBeginner Friendly:\u003c\/strong\u003e You don't need to know the names of any stars to get started. You can even use the Moon or bright planets as your alignment objects, making it one of the most accessible GoTo systems available.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eNexStar 130SLT vs. Astro Fi 130: Hand Control or WiFi?\u003c\/h3\u003e\n\u003cp\u003eThe NexStar 130SLT's closest sibling is the Celestron Astro Fi 130, which uses the same 130mm f\/5 optical tube. The primary difference is the control system. The Astro Fi series drops the physical hand controller in favor of built-in WiFi, allowing you to control the telescope with the SkyPortal app on your smartphone or tablet.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAstro Fi 130 Advantage:\u003c\/strong\u003e The app-based control offers a modern graphical interface, detailed object information, and audio descriptions, which many users prefer over the text-based menu of a hand controller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNexStar 130SLT Advantage:\u003c\/strong\u003e The included NexStar+ hand controller provides a tactile, reliable interface that works in cold weather (even with gloves on) and doesn't rely on your phone's battery life or a stable WiFi connection. For many observers, a dedicated physical controller is faster and more dependable for a long night of observing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount Capacity Note:\u003c\/strong\u003e The NexStar 130SLT's optical tube weighs 8.8 lbs, which is slightly above the mount's stated 8 lb instrument load capacity. The system is designed to work as a complete kit, but this leaves no margin for adding heavy accessories like large eyepieces or cameras.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see with the Celestron NexStar 130SLT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 130mm aperture gathers enough light to show you details on the lunar surface, the phases of Venus, Mars' polar caps, Jupiter's moons and cloud belts, and Saturn's rings. For deep-sky objects, you can easily observe bright star clusters like the Pleiades (M45), nebulae like the Orion Nebula (M42), and galaxies like the Andromeda Galaxy (M31) from a dark-sky site.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the NexStar 130SLT perform on Jupiter with the included eyepieces?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eUsing the included 9mm eyepiece for 72x magnification, you will clearly see Jupiter as a distinct disk, along with its four largest moons (Io, Europa, Ganymede, and Callisto). You should also be able to resolve the two main equatorial cloud belts. For higher detail, you would want to add a Barlow lens or a shorter focal length eyepiece to approach the telescope's highest useful magnification of 307x.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eThe optical tube is 8.8 lbs but the mount capacity is 8 lbs. Is this a problem for the NexStar 130SLT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eCelestron sells this as a complete, tested kit, and it is engineered to perform as sold. However, this specification indicates that the mount is operating at its maximum capacity with just the main telescope. This means you should avoid adding any significant additional weight, such as heavy 2\" eyepieces, a DSLR camera, or a large guide scope, as it could strain the motors and affect tracking accuracy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need to know the names of stars to align the NexStar 130SLT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. Thanks to Celestron's \u003cstrong\u003eSkyAlign\u003c\/strong\u003e technology, you do not need to know the name of a single star. Simply point the telescope to any three bright objects in the night sky, and the NexStar+ computer will do the rest, automatically identifying the objects and aligning itself.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the NexStar 130SLT's f\/5 focal ratio good for viewing large objects like the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, an f\/5 focal ratio is considered \"fast\" and provides a relatively wide field of view, which is excellent for large deep-sky objects. With the 25mm eyepiece, you'll get a magnification of 26x, allowing you to frame the entirety of large open clusters and see the full extent of the Andromeda Galaxy's core and dust lanes from a dark location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow long will the NexStar 130SLT run on 8 AA batteries?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eBattery life can vary significantly based on temperature and how frequently you are slewing the telescope. While AA batteries are convenient for short, impromptu sessions, they may only last for a few hours of continuous use, especially in the cold. For longer observing sessions, we highly recommend an external 12V DC power source like a Celestron PowerTank or another portable battery pack.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Parabolic Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e130mm (5.12\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e650mm (26\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e345x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e307x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e19x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e13.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e0.89 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.07 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e635mm (25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e8.8 lbs (3.99 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eComputerized Altitude-Azimuth Single Fork Arm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstrument Load Capacity\u003c\/td\u003e\n\u003ctd\u003e8 lbs (3.6 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail Compatibility\u003c\/td\u003e\n\u003ctd\u003eCG-5 saddle plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003eStainless Steel, 31.75mm (1.25\") legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e762mm - 1270mm (30\" - 50\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003eTBD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Drive\u003c\/td\u003e\n\u003ctd\u003eDC Servo Motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Speeds\u003c\/td\u003e\n\u003ctd\u003e9 slew speeds (max 3°\/second)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTracking Rates\u003c\/td\u003e\n\u003ctd\u003eSidereal, Solar, Lunar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTracking Modes\u003c\/td\u003e\n\u003ctd\u003eAlt-Az, EQ North, EQ South\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlignment Procedures\u003c\/td\u003e\n\u003ctd\u003eSkyAlign, Auto 2-Star, 1-Star, 2-Star, Solar System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHand Control\u003c\/td\u003e\n\u003ctd\u003eNexStar+, USB upgradable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDatabase\u003c\/td\u003e\n\u003ctd\u003eOver 40,000 objects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorts\u003c\/td\u003e\n\u003ctd\u003e1x AUX Port, 1x Hand Control Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003e12 VDC - 8xAA Batteries (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e130mm Newtonian Reflector Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSingle Fork Arm Mount and Tripod\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eNexStar+ Hand Control\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e25mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e9mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarPointer™ Red Dot Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCelestron Starry Night Special Edition Software (Download)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_NexStar_SLT_Series_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 1\n6-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron NexStar SLT Series Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Nexstar_Plus_Hand_Controller_USB_Manual.pdf?v=1782186855\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload NexStar+ Hand Control Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165362461,"sku":"CEL-31145","price":973.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-NexStar-130SLT-Computerized-Telescope-31145-1__95995.1594230419.1280.1280.jpg?v=1684337853"},{"product_id":"celestron-omni-xlt-150-telescope","title":"Celestron Omni XLT 150 Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e150mm (5.91\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e750mm Focal Length (f\/5)\u003c\/li\u003e\n\u003cli\u003eOmni CG-4 German Equatorial Mount\u003c\/li\u003e\n\u003cli\u003eStarBright XLT Optical Coatings\u003c\/li\u003e\n\u003cli\u003e6x30 Optical Finderscope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron Omni XLT 150 Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron Omni XLT 150 Telescope combines a 150mm (5.91\") parabolic primary mirror with a 750mm focal length for bright, wide-field f\/5 views of deep-sky objects. Its hand-figured optics are engineered to achieve a Dawes' limit resolution of 0.77 arc seconds, while proprietary StarBright XLT coatings maximize light transmission from its 459x light gathering power. Supported by the robust Omni CG-4 equatorial mount with 1.75\" stainless steel legs, this system provides the stability needed for high-magnification planetary observation and a solid foundation for astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e150mm f\/5 Parabolic Mirror with StarBright XLT Coatings\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the Omni XLT 150 is a parabolic primary mirror, hand-figured to eliminate spherical aberration for sharp, high-contrast images. The fast f\/5 focal ratio produces a wide 1.67° field of view, ideal for framing large targets like the Andromeda Galaxy (M31) or the Pleiades cluster (M45). Celestron's StarBright XLT coatings increase light transmission across the visual spectrum, delivering brighter images and revealing fainter details than standard aluminum coatings.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e150mm Aperture:\u003c\/strong\u003e Gathers 459x more light than the human eye, resolving objects down to a limiting stellar magnitude of 13.4.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParabolic Optics:\u003c\/strong\u003e Aspheric shaping ensures all incoming light focuses to a single point, providing sharp stars across the field, a critical factor for both visual and photographic use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ef\/5 Focal Ratio:\u003c\/strong\u003e The 750mm focal length is short enough for wide, rich-field views of the Milky Way, yet provides enough image scale for detailed views of the Moon and planets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eOmni CG-4 Mount: 1.75\" Steel Legs for a Stable Foundation\u003c\/h3\u003e\n\u003cp\u003eA stable mount is the foundation of any good telescope, and the Omni CG-4 delivers. This German equatorial mount is designed for smooth, precise tracking of celestial objects as they move across the sky. The heavy-duty tripod, featuring 1.75\" stainless steel legs and a total of 11 lbs of included counterweights (7 lbs and 4 lbs), provides a rigid, vibration-dampening base essential for steady viewing and imaging.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquatorial Design:\u003c\/strong\u003e Once polar aligned, the CG-4 allows you to track stars and planets with the turn of a single slow-motion control knob, keeping your target centered in the eyepiece.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Tripod:\u003c\/strong\u003e The 1.75\" diameter steel legs offer a significant stability upgrade over smaller aluminum tripods, minimizing image shake at high magnification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePayload Capacity:\u003c\/strong\u003e The CG-4 can easily handle the 12 lb optical tube, with additional capacity for cameras and other accessories, making it a viable platform for starting astrophotography.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Complete Visual System with 30x Magnification and Starry Night Software\u003c\/h3\u003e\n\u003cp\u003eThe Omni XLT 150 arrives ready for observation with a well-rounded set of accessories. The included 25mm eyepiece provides a low-power, wide-field 30x magnification, perfect for locating objects and enjoying expansive views. The 6x30 finderscope offers a brighter, wider view than standard red-dot finders, making it easier to hunt down faint fuzzies in the night sky. To help you plan your sessions, the package includes a download for Celestron's Starry Night Special Edition software and the SkyPortal app, putting a powerful digital planetarium at your fingertips.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCelestron Omni XLT 150 vs. Orion SkyView Pro 6\": Mount Stability and Optical Coatings\u003c\/h3\u003e\n\u003cp\u003eThe Omni XLT 150 is often compared to the Orion SkyView Pro 6\", as both are classic 6\" f\/5 Newtonian reflectors on a similar class of equatorial mount. While both are excellent instruments, the Omni XLT 150 distinguishes itself with specific features.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical Coatings:\u003c\/strong\u003e The Orion uses enhanced aluminum coatings, which are effective. However, the Omni XLT 150 features Celestron's premium StarBright XLT multi-coating system, which provides higher light transmission for visibly brighter images.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount and Tripod:\u003c\/strong\u003e The CG-4 mount is directly comparable to the SkyView Pro's. The Omni XLT 150's tripod comes standard with 1.75\" diameter stainless steel legs, offering a rigid and stable platform that effectively dampens vibrations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Software:\u003c\/strong\u003e The Omni XLT 150 includes both the comprehensive Starry Night Special Edition desktop software and the mobile SkyPortal app, offering a more versatile software package for planning observations at home or in the field.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I do astrophotography with the Celestron Omni XLT 150?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the Omni XLT 150 is an excellent starting point for astrophotography. The Omni CG-4 mount can be upgraded with a dual-axis motor drive (sold separately) for hands-free tracking, enabling long-exposure images of nebulae and galaxies. The 12 lb optical tube is light enough that the mount can also handle the additional weight of a DSLR or small astronomy camera.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see with the included 25mm eyepiece on the Omni XLT 150?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 25mm eyepiece provides a magnification of 30x. This low power is ideal for viewing large deep-sky objects in their entirety, such as the Orion Nebula (M42), the Andromeda Galaxy (M31), and open star clusters like the Pleiades (M45). It's also the perfect magnification for sweeping through the dense star fields of the Milky Way.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Omni XLT 150 perform on planets like Jupiter and Saturn?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe telescope's 150mm aperture and 0.77 arc second resolving power are more than capable of delivering impressive planetary views. To see details like Jupiter's cloud bands, the Great Red Spot, or the Cassini Division in Saturn's rings, you will need to add a higher-power eyepiece (e.g., a 6mm or 9mm) and likely a 2x Barlow lens to push the magnification closer to the telescope's useful limit of 354x.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Omni CG-4 mount difficult to set up for a beginner?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThere is a learning curve with any German equatorial mount compared to a simple alt-azimuth mount. However, the process, known as polar alignment, is straightforward once learned. It involves aligning the mount's axis with Polaris, the North Star. This allows the mount to track celestial objects with a single motion, which is a significant advantage for sustained observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the StarBright XLT coatings on the Omni XLT 150?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eStarBright XLT is a high-transmission multi-coating system applied to the mirrors. It significantly increases the amount of light that reaches the eyepiece compared to standard coatings. This results in brighter, higher-contrast images, making it easier to see faint details in distant galaxies and nebulae.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Omni XLT 150 portable enough to take to a dark sky site?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the system is quite portable for its aperture. The optical tube weighs only 12 lbs, and the tripod weighs 12.5 lbs. The components can be disassembled without tools for easy transport in most vehicles. While heavier than a small refractor, its light-gathering power of 459x makes it well worth the effort to transport to a location with less light pollution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Parabolic Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e150mm (5.91\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e750mm (30\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eStarBright XLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e354x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e21x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e13.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e0.93 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e0.77 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e459x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApparent Field of View\u003c\/td\u003e\n\u003ctd\u003e1.67°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinear Field of View (@1000 yds)\u003c\/td\u003e\n\u003ctd\u003e88 ft (27 m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e673mm (26.5\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e12 lbs (5.44 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eOmni CG-4 Equatorial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003e1.75\" Stainless Steel Legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod Weight\u003c\/td\u003e\n\u003ctd\u003e12.5 lbs (5.67 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounterweights\u003c\/td\u003e\n\u003ctd\u003e1 x 7 lbs (3.2 kg), 1 x 4 lbs (1.8 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece\u003c\/td\u003e\n\u003ctd\u003e25mm (1.25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnification (with included eyepiece)\u003c\/td\u003e\n\u003ctd\u003e30x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003e6x30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Special Edition, SkyPortal App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eOmni XLT 150mm Newtonian Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eOmni CG-4 Equatorial Mount\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTripod with 1.75\" Steel Legs\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e25mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e6x30 Finderscope with Bracket\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e7 lb Counterweight\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4 lb Counterweight\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Omni_XLT_Series_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Omni XLT Series Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-\n35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Telescope Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165427997,"sku":"CEL-31057","price":1029.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-Omni-XLT-150-Telescope-31057-1__19948.1594230420.1280.1280.jpg?v=1684337867"},{"product_id":"celestron-powerseeker-114eq-telescope","title":"Celestron PowerSeeker 114EQ Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e114mm (4.49\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e900mm focal length (f\/7.89)\u003c\/li\u003e\n\u003cli\u003eManual German Equatorial mount with slow-motion controls\u003c\/li\u003e\n\u003cli\u003eGathers 265x more light than the human eye\u003c\/li\u003e\n\u003cli\u003eIncludes 20mm and 4mm eyepieces, plus a 3x Barlow lens\u003c\/li\u003e\n\u003cli\u003eComes with Celestron Starry Night Basic Edition software\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron PowerSeeker 114EQ Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron PowerSeeker 114EQ Telescope combines a 114mm (4.49\") primary mirror with a stable manual equatorial mount to create an ideal entry point for exploring the solar system. Its Newtonian reflector design gathers 265x more light than the naked eye, resolving details on the Moon's surface, the rings of Saturn, and Jupiter's cloud bands. With a 900mm focal length and an f\/7.89 focal ratio, this telescope provides the magnification needed for planetary viewing while remaining easy to set up and use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e114mm Newtonian Optics: 265x More Light Than the Eye\u003c\/h3\u003e\n\u003cp\u003eThe heart of the PowerSeeker 114EQ is its 114mm (4.49\") aperture, which provides enough light-gathering power to reveal celestial objects far beyond the reach of smaller scopes. This aperture allows the telescope to achieve a limiting stellar magnitude of 12.8 and a resolution of 1.02 arc seconds, making it capable of splitting close double stars and showing structure in brighter star clusters and nebulae. The glass mirrors are coated with aluminum and SiO₂ to maximize reflectivity and protect the optical surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eManual Equatorial Mount: Track Objects with Slow-Motion Controls\u003c\/h3\u003e\n\u003cp\u003eUnlike simpler alt-azimuth mounts, the PowerSeeker 114EQ includes a manual German Equatorial mount designed for astronomical tracking. Once polar aligned, the mount allows you to follow celestial objects as they move across the sky by turning a single slow-motion control knob. This makes it significantly easier to keep planets or the Moon centered in the eyepiece for extended observation, especially at higher magnifications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e45x to 225x Viewing: A Complete Set of Starter Eyepieces\u003c\/h3\u003e\n\u003cp\u003eThe PowerSeeker 114EQ comes ready for observing with a versatile set of accessories. The included 20mm eyepiece yields a low-power 45x magnification, perfect for locating objects and viewing wide star fields. For high-power views of planets and lunar craters, the 4mm eyepiece provides 225x magnification. For even more flexibility, the 3x Barlow lens triples the power of either eyepiece, pushing the 20mm to 135x, though using it with the 4mm eyepiece exceeds the telescope's highest useful magnification of 269x.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20mm Eyepiece:\u003c\/strong\u003e Delivers 45x magnification for wide-field views of star clusters like the Pleiades (M45).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4mm Eyepiece:\u003c\/strong\u003e Provides a high-power 225x view, ideal for resolving the Cassini Division in Saturn's rings under steady skies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3x Barlow Lens:\u003c\/strong\u003e Triples the power of any eyepiece, offering intermediate magnification with the 20mm eyepiece (135x).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStarry Night Software: Your Digital Planetarium\u003c\/h3\u003e\n\u003cp\u003eTo help you navigate the cosmos, the Celestron PowerSeeker 114EQ includes a free download of Celestron's Starry Night Basic Edition software. This comprehensive planetarium program helps you identify celestial objects and plan your observing sessions from your computer. You can also use Celestron's SkyPortal app on your mobile device to locate targets in the night sky in real-time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see with the PowerSeeker 114EQ telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 114mm aperture is excellent for solar system objects. You can expect to see detailed craters on the Moon, the phases of Venus, Mars's polar caps when it's close, Jupiter's main cloud belts and its four Galilean moons, and the rings of Saturn. Brighter deep-sky objects like the Orion Nebula (M42) and the Andromeda Galaxy (M31) will also be visible from a dark-sky location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the equatorial mount on the PowerSeeker 114EQ difficult for a beginner to use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThere is a small learning curve compared to a point-and-look mount, but it's designed for beginners. After a simple polar alignment process, you only need to turn one knob to track objects across the sky, which is much more intuitive for astronomical viewing than trying to move a scope in two directions at once.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I use the different eyepieces and the Barlow lens with the PowerSeeker 114EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAlways start with the low-power \u003cstrong\u003e20mm eyepiece (45x)\u003c\/strong\u003e to find and center your target. For a closer look, you can switch to the high-power \u003cstrong\u003e4mm eyepiece (225x)\u003c\/strong\u003e. The \u003cstrong\u003e3x Barlow lens\u003c\/strong\u003e can be used with the 20mm eyepiece to get an intermediate magnification of 135x, which is often useful for planetary detail when seeing conditions aren't perfect.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Celestron PowerSeeker 114EQ for terrestrial (land) viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile the included 20mm eyepiece has a built-in erect image corrector for terrestrial viewing, Newtonian reflectors are not ideal for this purpose. The image will be correctly oriented up-down, but it may still appear rotated. Additionally, the equatorial mount is designed for tracking the sky, not for panning across a landscape.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the highest practical magnification for the PowerSeeker 114EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe highest useful magnification for this telescope is 269x. While the 4mm eyepiece with the 3x Barlow lens technically yields 675x, this is far beyond what the telescope's 114mm aperture can resolve. For the best views, stick to magnifications at or below 225x, which is provided by the 4mm eyepiece alone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow portable is the Celestron PowerSeeker 114EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe total kit weight is 12.3 lbs (5.58 kg), making it very portable. The telescope tube, mount, and tripod can be disassembled quickly without tools, allowing you to easily transport it to a dark-sky location for better viewing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Spherical Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e114mm (4.49\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e900mm (35\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.89\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 1 (Magnification)\u003c\/td\u003e\n\u003ctd\u003e20mm (45x) with built-in erect image corrector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 2 (Magnification)\u003c\/td\u003e\n\u003ctd\u003e4mm (225x)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBarlow Lens\u003c\/td\u003e\n\u003ctd\u003e3x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003e5x24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e265x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e269x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e16x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e12.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.22 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e1.02 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eGlass mirrors coated with aluminum and SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eManual Equatorial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003e1.25\" steel tube legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Basic Edition Software and SkyPortal App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e875mm (34.4\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e12.3 lbs (5.58 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"PowerSeeker 114EQ Optical Tube\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-PowerSeeker-114EQ-OTA.jpg?v=1782200140\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003ePowerSeeker 114EQ Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"Equatorial Mount and Tripod\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-PowerSeeker-EQ-Mount-Tripod.jpg?v=1782200140\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eEquatorial Mount and Tripod\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"20mm Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-20mm-Erect-Image-Eyepiece.jpg?v=1782200140\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e20mm Eyepiece with Erect Image Corrector\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"4mm Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-4mm-Eyepiece.jpg?v=1782200140\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"3x Barlow Lens\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-3x-Barlow-Lens.jpg?v=1782200140\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e3x Barlow Lens\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cimg class=\"DAV-img-box\" alt=\"5x24 Finderscope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-5x24-Finderscope.jpg?v=1782200140\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e5x24 Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Powerseeker_AZ_and_EQ_Manual.pdf?v=1782186714\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron PowerSeeker EQ Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165591837,"sku":"CEL-21045","price":278.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-PowerSeeker-114EQ-Telescope-21045-1__18145.1641227150.1280.1280.jpg?v=1684337876"},{"product_id":"celestron-powerseeker-127eq-telescope","title":"Celestron PowerSeeker 127EQ Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e127mm (5\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e1000mm Focal Length\u003c\/li\u003e\n\u003cli\u003ef\/7.87 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eManual German Equatorial Mount\u003c\/li\u003e\n\u003cli\u003eIncludes 50x and 250x Eyepieces\u003c\/li\u003e\n\u003cli\u003e3x Barlow Lens to Triple Magnification\u003c\/li\u003e\n\u003cli\u003eCelestron Starry Night Basic Software Included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron PowerSeeker 127EQ Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron PowerSeeker 127EQ combines a 127mm (5\") primary mirror with a 1000mm focal length, delivering an f\/7.87 system capable of revealing detailed views of the Moon and planets. Its optical system gathers 329 times more light than the human eye, bringing faint star clusters into view with a limiting stellar magnitude of 13. With a theoretical resolution of 0.91 arc seconds, this telescope is engineered to separate tight double stars and resolve surface features on Jupiter and Saturn.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e127mm Aperture: 329x More Light for Bright Celestial Views\u003c\/h3\u003e\n\u003cp\u003eThe core of the PowerSeeker 127EQ is its 127mm (5\") primary mirror, which provides enough light-gathering power to move beyond the Moon and see the cloud belts of Jupiter, the rings of Saturn, and the brightest nebulae. The mirrors are coated with aluminum and a protective layer of SiO₂ for durability and reflectivity, ensuring bright images at the eyepiece.\u003c\/p\u003e\n\u003cp\u003eThis model uses a spherical primary mirror, a design choice that makes a large aperture accessible at an entry-level price point. While a parabolic mirror offers sharper views at the very edge of the field, the PowerSeeker's 1000mm focal length minimizes the impact, delivering satisfying views of solar system objects where center-field sharpness is most critical.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eGerman Equatorial Mount: Track Objects with a Single Slow-Motion Knob\u003c\/h3\u003e\n\u003cp\u003eUnlike a simple alt-azimuth mount that requires adjustments in two directions, the PowerSeeker's manual German Equatorial mount simplifies tracking. Once you align it with Polaris, the North Star, you can follow any celestial object as it moves across the sky by turning just one slow-motion adjustment knob. This makes it far easier to keep planets or star clusters centered in the eyepiece for extended viewing.\u003c\/p\u003e\n\u003cp\u003eThe mount is supported by a full-height steel tripod with 1.25\" diameter legs, providing a stable platform for observing. A central accessory tray keeps your eyepieces and Barlow lens organized and within easy reach during your sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eMagnification Range: 50x, 150x, and 250x Out of the Box\u003c\/h3\u003e\n\u003cp\u003eThe PowerSeeker 127EQ includes a complete set of accessories to get you observing immediately. The 20mm eyepiece provides a low-power, wide-field view at 50x magnification, perfect for locating objects and observing large star clusters. For high-power views of planetary detail, the 4mm eyepiece delivers 250x magnification.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20mm Eyepiece:\u003c\/strong\u003e 50x magnification for finding objects and wide views.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4mm Eyepiece:\u003c\/strong\u003e 250x magnification for close-up views of the Moon and planets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3x Barlow Lens:\u003c\/strong\u003e Triples the power of any eyepiece. Used with the 20mm, it yields 150x. While it can produce 750x with the 4mm eyepiece, this is well beyond the telescope's highest useful magnification of 300x and will result in a dim, blurry image.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStarry Night Software: A 40,000-Object Digital Planetarium\u003c\/h3\u003e\n\u003cp\u003eYour purchase includes a free download of Celestron's Starry Night Basic Edition, a powerful planetarium software for your PC or Mac. Use it to learn the constellations, identify celestial objects, and print star charts for your location. When you're at the telescope, use the free SkyPortal app for iOS and Android to turn your smartphone into a mobile guide to the night sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePowerSeeker 127EQ vs. AstroMaster 130EQ: Choosing Your First Scope\u003c\/h3\u003e\n\u003cp\u003eFor beginners, the PowerSeeker 127EQ and the slightly more advanced AstroMaster 130EQ are common choices. While similar in aperture, they serve different priorities.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvantage PowerSeeker 127EQ:\u003c\/strong\u003e The primary advantage is value. The 127EQ package provides a full 5-inch aperture and an equatorial mount at a very accessible price point, making it a capable entry into the hobby without a large initial investment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvantage AstroMaster 130EQ:\u003c\/strong\u003e The AstroMaster features a parabolic primary mirror, which produces sharper star images across the entire field of view compared to the PowerSeeker's spherical mirror. Its CG-3 mount is also generally regarded as more robust than the PowerSeeker's, offering better stability for high-magnification viewing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe PowerSeeker 127EQ is an excellent choice for those focused on lunar and planetary observing on a budget. If your budget allows, the AstroMaster 130EQ offers an optical and mechanical upgrade that provides a noticeable improvement in edge-of-field sharpness and stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I actually see with the PowerSeeker 127EQ telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith its 127mm aperture, you can see excellent detail on the Moon's surface, including craters and mountains. You'll be able to see the four largest moons of Jupiter, the rings of Saturn, the phases of Venus, and the polar ice caps on Mars when it's close to Earth. Bright deep-sky objects like the Orion Nebula (M42) and the Hercules Cluster (M13) will also be visible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the PowerSeeker 127EQ difficult for a beginner to set up and use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eSetup is straightforward with no tools required. The main learning curve is understanding the German Equatorial mount. While it takes a little practice to polar align, it makes tracking objects much easier once you learn it. Using the included Starry Night software can help you plan what to look for.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will Jupiter's cloud bands look with the PowerSeeker 127EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eUnder good seeing conditions, you can expect to resolve Jupiter's two main equatorial cloud belts as distinct dark bands across the planet's disk. The 4mm eyepiece (250x) will provide the best view, and you will easily see the four Galilean moons as star-like points orbiting the planet.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the 20mm and 4mm eyepieces included with the PowerSeeker 127EQ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e20mm eyepiece\u003c\/strong\u003e gives you low power (50x) and a wider field of view, which is essential for finding objects and viewing large star clusters. The \u003cstrong\u003e4mm eyepiece\u003c\/strong\u003e gives you high power (250x) and a narrow field of view, used for examining fine details on the Moon and planets once you have them centered.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the PowerSeeker 127EQ for astrophotography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe PowerSeeker 127EQ is primarily a visual telescope. While you can take basic photos of the Moon by holding a smartphone to the eyepiece, its manual mount is not designed for the precise, motorized tracking required for long-exposure astrophotography of nebulae and galaxies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does the 20mm eyepiece say it has an \"erect image corrector\"?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAstronomical reflectors naturally show an upside-down and reversed image. The 20mm eyepiece has built-in prisms that correct the image to be upright, making the telescope suitable for terrestrial (daytime) viewing of distant objects like boats or wildlife. The 4mm eyepiece does not have this feature and will show an inverted image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical Tube Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e127mm (5\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1000mm (39\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.87\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror\u003c\/td\u003e\n\u003ctd\u003eSpherical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eGlass mirrors coated with aluminum and SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e300x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e18x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e0.91 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.1 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e329x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e41mm (1.6\") by diameter (32%) \/ by area (10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e436mm (17.2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Diameter\u003c\/td\u003e\n\u003ctd\u003e139.5mm (5.49\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e7.1 lbs (3.23 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003eCG-3 Dovetail bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMount \u0026amp; Tripod Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eManual German Equatorial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003e1.25\" Steel Tube Legs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight Adjustment Range\u003c\/td\u003e\n\u003ctd\u003e812.8mm - 1295.4mm (32\" - 51\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccessory Tray\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlew Speeds\u003c\/td\u003e\n\u003ctd\u003eManual Slow-Motion Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount \u0026amp; Tripod Weight\u003c\/td\u003e\n\u003ctd\u003e5.9 lbs (2.68 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eIncluded Accessories\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 1\u003c\/td\u003e\n\u003ctd\u003e20mm with erect image corrector (50x)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 2\u003c\/td\u003e\n\u003ctd\u003e4mm (250x)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBarlow Lens\u003c\/td\u003e\n\u003ctd\u003e3x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003e5x24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Basic Edition \u0026amp; SkyPortal App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e13 lbs (5.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003ePowerSeeker 127EQ Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eManual German Equatorial Mount\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eFull-Height Steel Tripod\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e20mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e4mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e3x Barlow Lens (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e5x24 Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/s3.amazonaws.com\/celestron-site-support-files\/support_files\/31049_powerseeker_50_60_70_80az_76_114_127eq_manual_web.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Telescope Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165624605,"sku":"CEL-21049","price":320.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-PowerSeeker-127EQ-Telescope-21049-1__79042.1644034305.1280.1280.jpg?v=1684337886"},{"product_id":"celestron-starsense-explorer-dx-130az-smartphone-app-enabled-newtonian-reflector-telescope","title":"Celestron StarSense Explorer™ DX 130AZ Smartphone App-Enabled Newtonian Reflector Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e130mm (5.11\") Newtonian Reflector with Parabolic Primary Mirror\u003c\/li\u003e\n\u003cli\u003eStarSense Explorer app uses your smartphone for real-time sky recognition\u003c\/li\u003e\n\u003cli\u003e650mm focal length at a fast f\/5 focal ratio\u003c\/li\u003e\n\u003cli\u003eManual Alt-Azimuth mount with dual-axis slow-motion controls\u003c\/li\u003e\n\u003cli\u003eGathers 345x more light than the human eye\u003c\/li\u003e\n\u003cli\u003eTotal kit weight of just 18 lbs for easy transport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron StarSense Explorer DX 130AZ Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron StarSense Explorer DX 130AZ combines a 130mm (5.11\") parabolic primary mirror with a 650mm focal length, creating a fast f\/5 optical system ideal for wide-field views. This design gathers 345x more light than the human eye, resolving details down to 0.89 arc seconds with a limiting stellar magnitude of 13.1. The included 25mm and 10mm eyepieces provide 26x and 65x magnification right out of the box, all in a highly portable 18 lb package guided by your smartphone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStarSense Explorer App: Point-and-Find Navigation in Under 2 Minutes\u003c\/h3\u003e\n\u003cp\u003eCelestron's patented StarSense technology eliminates the biggest hurdle for beginners: knowing where to point the telescope. By placing your smartphone in the included dock and launching the app, the telescope uses a unique Lost in Space Algorithm (LISA) to analyze star patterns overhead and calculate its precise position. There are no star charts to learn or complex alignments to perform; on-screen arrows guide you to your target, and a bullseye turns green when the object is in the eyepiece's field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e130mm f\/5 Parabolic Optics: 345x More Light for Planets and Nebulae\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the DX 130AZ is a large 130mm parabolic primary mirror, an optical element typically found in more expensive telescopes that ensures sharp, coma-free star images. This aperture provides a light gathering power of 345x, enough to reveal Jupiter's cloud bands and Great Red Spot, the rings of Saturn, and the Trapezium star cluster within the Orion Nebula (M42). The mirrors are coated with aluminum and a protective layer of SiO₂, maximizing light transmission for brighter, higher-contrast views.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAlt-Azimuth Mount: Smooth Manual Tracking with 2-Axis Slow-Motion Controls\u003c\/h3\u003e\n\u003cp\u003eThe StarSense Explorer DX rests on a sturdy, preassembled alt-azimuth mount that allows for intuitive up-down and left-right movement. Unlike basic manual mounts, this design includes geared slow-motion control knobs for both axes. As an object drifts due to Earth's rotation, you can make fine, precise adjustments to keep it centered in the eyepiece at 65x magnification or higher, ensuring a steady and enjoyable viewing experience without vibrations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePortable at 18 lbs: From Backyard Planets to Dark-Sky Galaxies\u003c\/h3\u003e\n\u003cp\u003eWeighing only 18 lbs fully assembled, the entire telescope system is easy to carry and set up in minutes. Its performance scales with your observing site; from a light-polluted city, you can easily locate bright planets and nebulae. Take the DX 130AZ to a darker location, and its 130mm aperture will resolve deep-sky objects like the Andromeda Galaxy (M31) and the great Hercules Cluster (M13).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStarSense Explorer vs. GoTo: App-Guided Freedom Without a 12V Power Source\u003c\/h3\u003e\n\u003cp\u003eA computerized GoTo system offers the advantage of motorized tracking, but requires a heavy power source and a more involved alignment process. The StarSense Explorer occupies a unique middle ground, providing the advanced object-locating power of a GoTo system without needing any external power for the mount itself. This simplifies setup, reduces total weight, and connects you more directly with the hands-on motion of guiding a telescope across the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I realistically see with the StarSense Explorer DX 130AZ from a suburban backyard?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFrom a typical suburban location, the 130mm aperture is powerful enough to show you impressive detail on the Moon and planets. You can easily see the rings of Saturn, the primary cloud bands and four Galilean moons of Jupiter, and the phases of Venus. Brighter deep-sky objects like the Orion Nebula (M42), the Pleiades star cluster (M45), and the Andromeda Galaxy (M31) will also be visible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the StarSense Explorer app work without a motor or WiFi connection?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe app uses your phone's camera and a patented plate-solving algorithm to identify star patterns in real-time. It compares what it sees to its internal database to calculate exactly where the telescope is pointed. You move the telescope manually, and the app provides on-screen arrows to guide you to your target. It's a \"push-to\" system guided by your phone's intelligence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the StarSense Explorer DX 130AZ better than a computerized GoTo telescope for a beginner?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eIt depends on your goals. The StarSense Explorer is often easier for a true beginner because it has no complex alignment, requires no external power supply, and is lighter. A GoTo mount will automatically track objects once found, which is a significant advantage, but comes with a steeper learning curve and higher cost and weight. The DX 130AZ offers a powerful and intuitive introduction to navigating the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the DX 130AZ perform on planets like Jupiter and Saturn from a city location?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePlanetary observing is one of the DX 130AZ's strengths, even in the city. The 130mm aperture provides high resolution, and planets are bright enough to cut through light pollution. Using the included 10mm eyepiece (65x), you will clearly see Saturn's rings and the gap between them and the planet, as well as Jupiter's main atmospheric bands and its largest moons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the highest useful magnification for the DX 130AZ and what do I need to achieve it?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe theoretical highest useful magnification is \u003cstrong\u003e307x\u003c\/strong\u003e. To reach higher magnifications for planetary detail, you would need to purchase an additional Barlow lens or a shorter focal length eyepiece (e.g., a 6mm or 4mm). However, achieving such high power requires excellent atmospheric seeing conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the StarSense Explorer DX 130AZ for long-exposure astrophotography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. The DX 130AZ uses a manual alt-azimuth mount, which is not designed for the precise, long-duration tracking required for deep-sky astrophotography. It is excellent for visual observing and you can take simple snapshots of the Moon and bright planets by holding your smartphone to the eyepiece (afocal photography).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Parabolic Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e130mm (5.11\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e650mm (25.59\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eGlass mirrors coated with aluminum and SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e345x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e0.89 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.07 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e13.1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e307x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e19x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e34% by Diameter \/ 11% by Area\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece 1\u003c\/td\u003e\n\u003ctd\u003e25mm (26x Magnification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece 2\u003c\/td\u003e\n\u003ctd\u003e10mm (65x Magnification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003eStarPointer™ red dot finderscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube\u003c\/td\u003e\n\u003ctd\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e635mm (25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e8.8 lbs (3.99 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eManual Alt-Azimuth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003eCG-5 Dovetail Bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003eAluminum, full height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod Weight\u003c\/td\u003e\n\u003ctd\u003e9.2 lbs (4.17 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e18 lbs (8.16 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlignment Procedure\u003c\/td\u003e\n\u003ctd\u003eStarSense Explorer App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoftware Included\u003c\/td\u003e\n\u003ctd\u003eStarSense Explorer App, SkyPortal App, Celestron Starry Night Basic Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirements\u003c\/td\u003e\n\u003ctd\u003eNone for mount (Phone battery for app)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e130mm Newtonian Reflector Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMount and Tripod (preassembled)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarSense Explorer Phone Dock\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e25mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e10mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarPointer Red Dot Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967165657373,"sku":"CEL-22461","price":695.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-StarSense-Explorer-DX-130AZ-Smartphone-App-Enabled-Newtonian-Reflector-Telescope-22461-1__58129.1594230424.1280.1280.jpg?v=1684337888"},{"product_id":"celestron-starsense-explorer-lt-114az-smartphone-app-enabled-newtonian-reflector-telescope","title":"Celestron StarSense Explorer™ LT 114AZ Smartphone App-Enabled Newtonian Reflector Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e114mm (4.5\") Newtonian Reflector optics\u003c\/li\u003e\n\u003cli\u003e1000mm focal length (f\/9) for high-contrast planetary views\u003c\/li\u003e\n\u003cli\u003ePatented StarSense Explorer app guides you to targets\u003c\/li\u003e\n\u003cli\u003eSimple manual alt-azimuth mount with slow-motion control\u003c\/li\u003e\n\u003cli\u003eIncludes 25mm and 10mm eyepieces plus a 2x Barlow lens\u003c\/li\u003e\n\u003cli\u003eTotal kit weight of just 10.4 lbs for easy transport\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron StarSense Explorer LT 114AZ Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron StarSense Explorer LT 114AZ combines a 114mm (4.5\") Newtonian optical tube with your smartphone to create a fully guided tour of the night sky, eliminating the frustration of finding celestial objects manually. Its 1000mm focal length provides the power needed to resolve details on planets, while its optical system gathers 265x more light than the human eye to reveal faint star clusters and nebulae. The entire system weighs only 10.4 lbs, making it effortlessly portable for trips to dark-sky sites. With two included eyepieces and a 2x Barlow lens, you get four magnification options right out of the box, from 40x for wide star fields to 200x for close-ups of Saturn's rings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePatented Sky Recognition: Your Smartphone Guides You to the Stars\u003c\/h3\u003e\n\u003cp\u003eCelestron's StarSense Explorer technology transforms this manual telescope into an intelligent sky-finding tool. By placing your phone in the included dock and launching the app, the system uses a patented Lost in Space Algorithm (LISA) to analyze star patterns and calculate the telescope's exact position in real-time. Unlike planetarium apps that rely on inaccurate phone gyros, StarSense provides on-screen arrows that guide you precisely to your target, turning the bullseye green when it's perfectly centered in the eyepiece.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e114mm Newtonian Optics: 265x More Light for Bright Celestial Views\u003c\/h3\u003e\n\u003cp\u003eThe heart of the LT 114AZ is its 114mm (4.5\") primary mirror, which gathers 265x more light than the naked eye. This light-gathering power is essential for pulling in faint details, revealing Jupiter's cloud bands and Great Red Spot, the four Galilean moons, and the Cassini Division in Saturn's rings. The long 1000mm focal length (f\/9) darkens the sky background, increasing contrast and making it an excellent instrument for observing the Moon, planets, and bright deep-sky objects like the Orion Nebula (M42) and the Pleiades star cluster (M45).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eManual Alt-Azimuth Mount: Stable Pointing and Weighs Just 10.4 lbs\u003c\/h3\u003e\n\u003cp\u003eThe telescope is supported by a simple and intuitive manual alt-azimuth mount pre-assembled on a full-height aluminum tripod. An altitude slow-motion adjustment rod allows you to make fine vertical adjustments, which is critical for tracking objects as they drift across the sky at high magnification. Weighing a mere 10.4 lbs fully assembled, the StarSense Explorer LT 114AZ is a true grab-and-go instrument that is easy to carry to your backyard, a local park, or your next camping trip.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e40x to 200x Magnification: A Complete Kit for Planets and Deep Sky\u003c\/h3\u003e\n\u003cp\u003eThis telescope kit includes everything you need to start observing immediately. The two 1.25\" eyepieces provide different fields of view and magnifications for varied targets.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e25mm Eyepiece:\u003c\/strong\u003e Delivers a low-power 40x magnification, perfect for scanning the Milky Way, viewing large open star clusters, and locating objects before zooming in.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10mm Eyepiece:\u003c\/strong\u003e Offers a higher-power 100x magnification, ideal for resolving details on the Moon's surface and viewing planets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2x Barlow Lens:\u003c\/strong\u003e Doubles the power of each eyepiece, pushing the 25mm to 80x and the 10mm to a powerful 200x for nights of steady seeing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eStarSense Explorer vs. Traditional Telescopes: The App Advantage\u003c\/h3\u003e\n\u003cp\u003eFor decades, the biggest hurdle for beginners has been learning to navigate the night sky. The StarSense Explorer LT 114AZ directly solves this problem without the cost and complexity of a fully computerized GoTo mount.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. Traditional Manual Scope:\u003c\/strong\u003e A standard manual telescope requires you to learn star-hopping using charts, a skill that can take months to master. StarSense lets you find dozens of objects on your very first night out, providing immediate, rewarding views that keep you engaged in the hobby.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. Computerized GoTo Mount:\u003c\/strong\u003e GoTo mounts are powerful but require heavy batteries, a lengthy alignment process, and are significantly more expensive. The StarSense Explorer requires no external power for the mount and teaches you the motions of the sky as you manually move the telescope from target to target.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the StarSense Explorer LT 114AZ find objects without motors?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe telescope uses your smartphone's camera and the patented \u003cstrong\u003eStarSense Explorer app\u003c\/strong\u003e to take pictures of the sky and match the star patterns to its internal database. This allows it to know exactly where the telescope is pointing. The app then displays arrows on your phone screen, guiding you to move the telescope manually until your chosen object is centered.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the StarSense Explorer LT 114AZ require batteries or external power?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the telescope mount and tube are fully manual and require no power. However, the StarSense Explorer app runs on your smartphone, which will use its own battery. Celestron recommends a portable power pack like the PowerTank Glow to keep your phone charged during long observing sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan the StarSense Explorer LT 114AZ show me the rings of Saturn from a city?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. Saturn is one of the brightest objects in the sky, and the 114mm aperture of this telescope is more than enough to clearly see the rings, even from light-polluted urban locations. Using the 10mm eyepiece (100x) or the 10mm with the 2x Barlow (200x) will provide the best views.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the LT 114AZ perform on the Andromeda Galaxy (M31) from a dark site?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFrom a dark sky location, the 114mm mirror will gather enough light to show the bright, elongated core of the Andromeda Galaxy. Using the low-power 25mm eyepiece (40x) is recommended, as it provides the widest field of view to frame the galaxy and its faint, extended glow against the dark sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the included 25mm and 10mm eyepieces?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e25mm eyepiece\u003c\/strong\u003e gives a low magnification (40x) and a wide field of view, which is excellent for finding objects and observing large star clusters. The \u003cstrong\u003e10mm eyepiece\u003c\/strong\u003e provides higher magnification (100x), which is better for seeing fine details on the Moon and planets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Celestron StarSense Explorer LT 114AZ during the day?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, you can use the telescope for terrestrial (land-based) viewing during the day. However, images will appear upside-down, which is normal for a Newtonian reflector. The StarSense app only works at night, but you can use the included StarPointer red dot finderscope to aim the telescope manually at distant objects. \u003cstrong\u003eNever point the telescope at the Sun without a certified solar filter.\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical Tube Info\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Spherical Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e114mm (4.5\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1000mm (39.3\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eGlass mirrors coated with aluminum and SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e265x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e269x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e16x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e12.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.22 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e1.02 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e44mm (1.73\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction by Diameter\u003c\/td\u003e\n\u003ctd\u003e38%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction by Area\u003c\/td\u003e\n\u003ctd\u003e14%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e609.6mm (24\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Diameter\u003c\/td\u003e\n\u003ctd\u003e147mm (5.78\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e6.6 lbs (2.99 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eAccessories\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 1\u003c\/td\u003e\n\u003ctd\u003e25mm (40x Magnification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEyepiece 2\u003c\/td\u003e\n\u003ctd\u003e10mm (100x Magnification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBarlow Lens\u003c\/td\u003e\n\u003ctd\u003e2x (1.25\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003eStarPointer™ red dot finderscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMount Info\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eManual Alt-Azimuth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003eAluminum, 1320.8mm (52\") max height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccessory Tray\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e10.4 lbs (4.71 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eSoftware \u0026amp; App\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlignment Procedure\u003c\/td\u003e\n\u003ctd\u003eUse StarSense Explorer App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGPS\u003c\/td\u003e\n\u003ctd\u003eUses phone's GPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Software\u003c\/td\u003e\n\u003ctd\u003eStarSense Explorer App, SkyPortal App, Celestron Starry Night Basic Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e114mm Newtonian Reflector Optical Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMount and Tripod (preassembled)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e25mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e10mm Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2x Barlow Lens (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarPointer™ Red Dot Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eStarSense Explorer Phone Dock\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_StarSense_Explorer_Series_Manual.pdf?v=1782187652\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload StarSense Explorer Series Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 \n384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967176208669,"sku":"CEL-22452","price":361.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-StarSense-Explorer-LT-114AZ-Smartphone-App-Enabled-Newtonian-Reflector-Telescope-22452-1__17255.1641342327.1280.1280.jpg?v=1684337995"},{"product_id":"sky-watcher-quattro-200p-imaging-newtonian-8-205-mm","title":"Sky-Watcher Quattro 200P Imaging Newtonian 8\" (205 mm)","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e203mm (8-inch) Newtonian Reflector Astrograph\u003c\/li\u003e\n\u003cli\u003eFast f\/4 Focal Ratio for Short Exposures\u003c\/li\u003e\n\u003cli\u003e800mm Focal Length\u003c\/li\u003e\n\u003cli\u003e94% Reflectivity Radiant™ Aluminum Quartz (RAQ) Coatings\u003c\/li\u003e\n\u003cli\u003e2-inch Dual-Speed Crayford Focuser\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSky-Watcher Quattro 200P Imaging Newtonian\u003c\/h2\u003e\n\u003cp\u003eThe Sky-Watcher Quattro 200P Imaging Newtonian combines a large 203mm primary mirror with a very fast f\/4 focal ratio to dramatically reduce exposure times for deep-sky astrophotography. Its 800mm focal length provides an ideal image scale for capturing detail in galaxies and nebulae, while the borosilicate mirror's Radiant Aluminum Quartz (RAQ) coatings ensure 94% reflectivity for brighter, higher-contrast images. With a total weight of just 21 lbs, this optical tube is engineered for imagers who need large-aperture light gathering on a mid-range equatorial mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCapture Images 6x Faster with an f\/4 Optical Design\u003c\/h3\u003e\n\u003cp\u003eThe Quattro 200P's f\/4 focal ratio is its defining feature, gathering light significantly faster than standard f\/10 Schmidt-Cassegrains. This speed allows you to capture detailed, high signal-to-noise images of faint deep-sky objects in a fraction of the time, reducing demands on your mount's tracking and minimizing guiding errors. This makes it possible to complete complex projects like the full expanse of the Orion Nebula (M42) or the Andromeda Galaxy (M31) in a single night.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e94% Reflectivity and an Oversized 70mm Secondary\u003c\/h3\u003e\n\u003cp\u003eSky-Watcher uses proprietary Radiant™ Aluminum Quartz (RAQ™) coatings on the primary mirror, achieving 94% reflectivity for maximum light transmission. This is paired with an oversized 70mm secondary mirror that provides a fully illuminated field for large sensors, including full-frame DSLRs and dedicated astronomy cameras. This combination prevents vignetting and ensures the edges of your frame are just as bright as the center.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBorosilicate Primary Mirror:\u003c\/strong\u003e Provides excellent thermal stability, reducing the time needed for the telescope to acclimate to ambient temperatures and maintaining focus throughout your imaging session.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e34% Secondary Obstruction:\u003c\/strong\u003e The 70mm secondary creates a 34% central obstruction by diameter, a necessary trade-off for providing full illumination to large camera sensors in a fast optical system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Ready with a 2-inch Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eUnlike visual-oriented Newtonians, the Quattro 200P comes equipped from the factory for astrophotography. The 2-inch, 10:1 dual-speed Crayford focuser allows for precise, repeatable focusing adjustments critical for achieving sharp stars. The robust design handles the weight of a full imaging train, including a camera, filter wheel, and off-axis guider, without flexure or slippage. The OTA also includes a 9x50 straight-through finderscope, tube rings, and a V-style dovetail for immediate mounting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eVisual Astronomy: A Capable Dual-Purpose Scope\u003c\/h3\u003e\n\u003cp\u003eWhile designed as an astrograph, the Quattro 200P's large 203mm aperture also makes it a powerful instrument for visual observation. With a limiting magnitude of 14, it resolves fine detail in globular clusters like the Hercules Cluster (M13) and reveals faint structures in distant galaxies. The fast f\/4 system delivers exceptionally wide, bright fields of view at low power, creating an immersive \"spacewalk\" experience when sweeping through the Milky Way.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe Trade-Off: Coma and the Need for a Corrector\u003c\/h3\u003e\n\u003cp\u003eA key characteristic of fast Newtonian telescopes is coma, an optical aberration that causes stars at the edge of the field to appear elongated. The Quattro 200P is no exception. While visually acceptable, for astrophotography achieving pin-point stars across the entire frame requires the use of an optional coma corrector. This is a critical accessory for anyone serious about imaging with this OTA and is necessary to unlock its full potential.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the Sky-Watcher Quattro 200P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith an OTA weight of 21 lbs, the Quattro 200P requires a mid-range equatorial mount for astrophotography. A mount with a payload capacity of at least 30-40 lbs, such as the Sky-Watcher EQ6-R Pro or a similar class mount, is recommended to handle the additional weight of a camera, guide scope, and other accessories while maintaining precise tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs a coma corrector necessary for the Quattro 200P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, for serious astrophotography, a coma corrector is essential. The fast f\/4 optical system inherently produces coma, which will make stars at the edge of your images appear distorted. For visual use, it is less of an issue, but for imaging, a coma corrector is required to achieve sharp, round stars across the entire sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Quattro 200P perform on planets like Jupiter in an 8\" f\/4 system?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Quattro 200P's 800mm focal length is relatively short for planetary imaging, which typically benefits from longer focal lengths. However, you can achieve excellent results by adding a 3x or 5x Barlow lens to increase the effective focal length. The 203mm aperture provides a high theoretical resolution (0.57 arc-seconds Dawes Limit), allowing you to resolve Jupiter's main cloud bands, the Great Red Spot, and shadow transits of its moons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Quattro 200P for visual astronomy?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. The large 203mm aperture and bright f\/4 optics provide stunning, wide-field views of deep-sky objects. It excels at observing large nebulae like the North American Nebula (NGC 7000) and sweeping through the dense star fields of the Milky Way. While optimized for imaging, it is a very capable visual instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow often will I need to collimate the Quattro 200P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eLike all Newtonian reflectors, the Quattro 200P will require periodic collimation (alignment of the mirrors). The fast f\/4 focal ratio is less forgiving of collimation errors than slower systems. It's good practice to check collimation before every imaging session, especially if the telescope has been transported. Using a laser collimator can make this process quick and straightforward.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of the 70mm secondary mirror?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe oversized 70mm secondary mirror is crucial for astrophotography with modern cameras. It creates a large, fully illuminated image circle that can cover the sensors of APS-C and even full-frame cameras without causing vignetting (darkening at the corners of the image). This ensures your entire frame is evenly lit, which is critical for producing high-quality images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Aperture\u003c\/td\u003e\n\u003ctd\u003e203mm (8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e800mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Coatings\u003c\/td\u003e\n\u003ctd\u003eRadiant Aluminum Quartz (RAQ)™ with 94% reflectivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlass Type\u003c\/td\u003e\n\u003ctd\u003eBorosilicate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Obstruction (by diameter)\u003c\/td\u003e\n\u003ctd\u003e34%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Obstruction (by area)\u003c\/td\u003e\n\u003ctd\u003e12%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDawes Limit\u003c\/td\u003e\n\u003ctd\u003e0.57 arc-seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRayleigh Limit\u003c\/td\u003e\n\u003ctd\u003e0.69 arc-seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Magnitude\u003c\/td\u003e\n\u003ctd\u003e14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Magnification\u003c\/td\u003e\n\u003ctd\u003e400x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Magnification\u003c\/td\u003e\n\u003ctd\u003e29x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual-Speed Crayford (10:1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e28\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Outer Diameter\u003c\/td\u003e\n\u003ctd\u003e9.375\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight (with accessories)\u003c\/td\u003e\n\u003ctd\u003e21 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinder Scope\u003c\/td\u003e\n\u003ctd\u003e9x50 Straight-Through\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Accessories\u003c\/td\u003e\n\u003ctd\u003eTube Rings \u0026amp; V-style Dovetail Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e050234112109\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eQuattro 200P Newtonian OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e9x50 Finderscope with Bracket\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" Dual-Speed Crayford Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" to 1.25\" Eyepiece Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTube Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eV-style Dovetail Plate\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher_Newtonian_Dobsonian_Collimation_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Collimation Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/sky-watcher-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSky-Watcher 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sky-Watcher","offers":[{"title":"Default Title","offer_id":44967190135069,"sku":"SW-S11210","price":1290.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Quattro-200P-Imaging-Newtonian-8inch-205-mm-S11210-1__46916.1594170760.1280.1280.jpg?v=1684338343"},{"product_id":"sky-watcher-quattro-250p-imaging-newtonian-10-254-mm","title":"Sky-Watcher Quattro 250P Imaging Newtonian 10\" (254 mm)","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e254mm (10-inch) Newtonian Reflector Astrograph\u003c\/li\u003e\n\u003cli\u003e1000mm Focal Length\u003c\/li\u003e\n\u003cli\u003eFast f\/4 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e94% Reflectivity Radiant™ Aluminum Quartz (RAQ) Coatings\u003c\/li\u003e\n\u003cli\u003e2-inch Dual-Speed Crayford Focuser\u003c\/li\u003e\n\u003cli\u003e9x50 Finderscope\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSky-Watcher Quattro 250P Imaging Newtonian\u003c\/h2\u003e\n\u003cp\u003eThe Sky-Watcher Quattro 250P Imaging Newtonian combines a large 254mm aperture with a fast f\/4 focal ratio and 1000mm focal length to create a powerful light-gathering instrument for serious astrophotography. Its borosilicate primary mirror features Radiant™ Aluminum Quartz (RAQ) coatings that achieve 94% reflectivity, ensuring maximum light reaches your sensor. With a total OTA weight of 36.5 lbs, this astrograph is engineered to acquire deep-sky data in a fraction of the time required by slower optical systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCapture Images 6x Faster with an f\/4 Optical System\u003c\/h3\u003e\n\u003cp\u003eThe defining feature of the Quattro 250P is its aggressive f\/4 focal ratio. This optical speed allows you to gather the same amount of light in a 5-minute exposure as a typical 8-inch f\/10 Schmidt-Cassegrain would in 30 minutes. This 6x speed advantage dramatically reduces total imaging time, minimizes guiding errors, and lets you complete complex projects in a single night.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA 254mm Aperture for High-Resolution Visuals and Imaging\u003c\/h3\u003e\n\u003cp\u003eWith a 254mm (10-inch) primary mirror, the Quattro 250P resolves detail down to a Dawes' limit of 0.46 arcseconds, separating tight double stars and revealing fine structures in planetary atmospheres. For deep-sky imagers, this large aperture translates into brighter images and higher signal-to-noise ratios, pulling faint outer structures from galaxies and resolving individual stars in distant clusters. Visually, the scope can reach a limiting magnitude of 14.5 under dark skies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eOptimized for Full-Frame Sensors with an 89mm Secondary Mirror\u003c\/h3\u003e\n\u003cp\u003eTo fully illuminate the large sensors in modern DSLR and dedicated astronomy cameras, the Quattro 250P employs an oversized 89mm secondary mirror. While this results in a 35% central obstruction by diameter, it provides a bright, unvignetted field of view essential for flat-field imaging. This design choice prioritizes photon collection over the subtle contrast loss on planetary targets, a trade-off that is ideal for its primary role as a deep-sky astrograph. An optional coma corrector is recommended to achieve sharp stars across the entire frame.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Speed Focuser:\u003c\/strong\u003e The included 2-inch, 10:1 dual-speed Crayford focuser allows for precise, repeatable focus adjustments critical for sharp stars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady to Mount:\u003c\/strong\u003e The optical tube comes complete with mounting rings and a V-style dovetail bar for immediate attachment to a compatible equatorial mount.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinder Included:\u003c\/strong\u003e A 9x50 optical finderscope provides a wide field of view to easily locate and center targets before imaging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Sky-Watcher Quattro 250P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Quattro 250P has an OTA weight of 36.5 lbs. For astrophotography, you should use a mount with a payload capacity of at least 50-60 lbs to ensure stability and precise tracking. Mounts in the Sky-Watcher EQ6-R Pro or a similar class are the recommended starting point for this instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs a coma corrector required for the Quattro 250P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, for serious astrophotography, a coma corrector is essential. The fast f\/4 focal ratio of the Quattro 250P will exhibit significant coma (elongated stars) at the edges of the field of view without correction. Adding a matched coma corrector will produce sharp, point-like stars across the entire image sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Quattro 250P perform on the Orion Nebula (M42) with a full-frame camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Quattro 250P is an excellent choice for large targets like the Orion Nebula (M42). Its 1000mm focal length will frame the nebula and its surrounding structures perfectly on a full-frame sensor. The fast f\/4 optics will allow you to capture the faint outer nebulosity in very short exposures while retaining enough dynamic range to resolve the bright Trapezium cluster at its core.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Quattro 250P for visual astronomy?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. While designed for imaging, the large 254mm aperture makes it a fantastic visual instrument. It will provide bright, detailed views of the Moon, planets, and deep-sky objects. The 35% central obstruction is a compromise for imaging illumination and will have a minor impact on the highest-contrast planetary views compared to a long-focus Newtonian, but the deep-sky views will be expansive and bright.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the 35% secondary obstruction of the Quattro 250P mean in practice?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 35% secondary obstruction is a direct result of the large 89mm secondary mirror needed to illuminate imaging sensors without vignetting. For imaging, this is a positive design feature. For visual use, it causes a slight reduction in peak contrast on very high-resolution targets like Jupiter's cloud bands compared to a scope with a smaller obstruction, but its effect is minimal for most deep-sky observing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the included focuser on the Quattro 250P handle heavy cameras?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe included 2-inch dual-speed Crayford focuser is robust and provides smooth, precise focusing. It can handle most DSLRs and many dedicated astronomy cameras with filter wheels. For very heavy imaging trains, some users may choose to upgrade to a rack-and-pinion style focuser for increased load capacity and zero slippage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Aperture\u003c\/td\u003e\n\u003ctd\u003e254mm (10\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1000mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Coatings\u003c\/td\u003e\n\u003ctd\u003eRadiant Aluminum Quartz (RAQ)™ with 94% reflectivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlass Type\u003c\/td\u003e\n\u003ctd\u003eBorosilicate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e89mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Obstruction (by diameter)\u003c\/td\u003e\n\u003ctd\u003e35%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Obstruction (by area)\u003c\/td\u003e\n\u003ctd\u003e12%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDawes Limit\u003c\/td\u003e\n\u003ctd\u003e0.46 arcseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRayleigh Limit\u003c\/td\u003e\n\u003ctd\u003e0.55 arcseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Magnitude\u003c\/td\u003e\n\u003ctd\u003e14.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Magnification\u003c\/td\u003e\n\u003ctd\u003e36x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Magnification\u003c\/td\u003e\n\u003ctd\u003e500x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed Crayford\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e36.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Outer Diameter\u003c\/td\u003e\n\u003ctd\u003e11.375\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight (with accessories)\u003c\/td\u003e\n\u003ctd\u003e36.5 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinder Scope\u003c\/td\u003e\n\u003ctd\u003e9x50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Accessories\u003c\/td\u003e\n\u003ctd\u003eTube Rings \u0026amp; V-style Dovetail Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e050234112208\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eQuattro 250P Newtonian OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" Dual-Speed 10:1 Crayford Focuser\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" to 1.25\" Eyepiece Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e9x50 Finderscope with Bracket\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTube Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eV-style Dovetail Plate\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher_Quattro_200P_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Quattro Imaging Newtonian Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher_Newtonian_Dobsonian_Collimation_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Newtonian Collimation Guide\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/sky-watcher-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSky-Watcher 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sky-Watcher","offers":[{"title":"Default Title","offer_id":44967190200605,"sku":"SW-S11220","price":1840.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Quattro-250P-Imaging-Newtonian-10inch-254-mm-S11220-1__23353.1594170761.1280.1280.jpg?v=1684338355"},{"product_id":"sky-watcher-quattro-300p-imaging-newtonian-12-305-mm","title":"Sky-Watcher Quattro 300P Imaging Newtonian 12\" (305 mm)","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e305mm (12\") Newtonian Reflector Astrograph\u003c\/li\u003e\n\u003cli\u003e1200mm Focal Length\u003c\/li\u003e\n\u003cli\u003eFast f\/4 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e94% Reflectivity Radiant™ Aluminum Quartz (RAQ™) Coatings\u003c\/li\u003e\n\u003cli\u003e57 lb. Optical Tube Assembly Weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSky-Watcher Quattro 300P Imaging Newtonian\u003c\/h2\u003e\n\u003cp\u003eThe Sky-Watcher Quattro 300P Imaging Newtonian combines a massive 305mm primary mirror with a fast f\/4 focal ratio to create a powerful astrograph for deep-sky imaging. Its 1200mm focal length is ideal for capturing detail in galaxies and nebulae, while the 94% reflectivity from its Radiant™ Aluminum Quartz (RAQ)™ coatings ensures maximum light reaches your sensor. This optical tube, weighing 57 lbs, is built for serious imagers seeking a significant aperture advantage without the extreme focal lengths of other designs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFast f\/4 Imaging and 1200mm Focal Length\u003c\/h3\u003e\n\u003cp\u003eThe key advantage of the Quattro 300P is its f\/4 native focal ratio. This optical speed allows you to capture deep-sky objects with significantly shorter exposure times compared to slower f\/ratio telescopes, reducing demands on your mount's tracking and maximizing your time under clear skies. The 1200mm focal length provides the magnification needed to frame and resolve details in a huge range of deep-sky targets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e305mm Aperture with 94% Reflectivity Coatings\u003c\/h3\u003e\n\u003cp\u003eWith a 305mm (12-inch) borosilicate primary mirror, the Quattro 300P gathers 44% more light than the next size down, translating directly to brighter images and the ability to capture fainter details. Sky-Watcher’s proprietary Radiant™ Aluminum Quartz (RAQ)™ coatings deliver 94% reflectivity, ensuring that the light collected by the large primary is efficiently transmitted to the focal plane. This combination provides the high-contrast, brilliant views needed for both imaging and visual observation up to a practical maximum of 600x.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Optimized Design: 102mm Secondary Mirror\u003c\/h3\u003e\n\u003cp\u003eTo fully illuminate the large sensors in modern DSLRs and dedicated astronomy cameras, the Quattro 300P uses an oversized 102mm secondary mirror. This minimizes vignetting and provides a bright, even field of view, which is critical for astrophotography. While this results in a 33% central obstruction by diameter, it's a necessary trade-off for superior full-frame imaging capability. For the sharpest stars across the entire frame, an optional coma corrector is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eQuattro 300P vs. a Standard 8\" SCT\u003c\/h3\u003e\n\u003cp\u003eWhen choosing an imaging platform, many consider a classic Schmidt-Cassegrain. The Quattro 300P offers a fundamentally different approach focused on speed.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExposure Speed:\u003c\/strong\u003e The Quattro's primary advantage is its f\/4 focal ratio. As stated in its documentation, it can achieve the same exposure depth up to 6 times faster than a typical 8-inch f\/10 SCT, drastically reducing imaging time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAperture and Light Gathering:\u003c\/strong\u003e With its 305mm mirror, the Quattro 300P has over double the light-collecting area of a 203mm (8\") telescope, resulting in brighter, higher-resolution images of faint objects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View:\u003c\/strong\u003e The Quattro's 1200mm focal length provides a much wider field of view than the typical 2000mm+ focal length of an 8\" SCT, making it better suited for large nebulae and star clusters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrade-offs:\u003c\/strong\u003e The SCT is a more compact, sealed system that is less prone to dust and requires less frequent collimation. The Quattro requires careful collimation and an optional coma corrector for peak performance but delivers unparalleled speed and aperture for its cost.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eMechanical Build and Included Accessories\u003c\/h3\u003e\n\u003cp\u003eThe Quattro 300P features a robust rolled steel optical tube with a 14.25\" outer diameter, finished in Sky-Watcher's signature Black Diamond coating. Focusing is handled by a 2\" dual-speed 10:1 Crayford-style focuser for precise adjustments. The package is ready to mount, including a pair of tube rings and a D-style dovetail rail, along with a 9x50 optical finderscope to help locate targets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the Sky-Watcher Quattro 300P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Quattro 300P optical tube assembly weighs 57 lbs. For serious astrophotography, you will need a robust equatorial mount with a payload capacity of at least 80-90 lbs to ensure stability and precise tracking. Mounts in the Sky-Watcher EQ8-R Pro or similar class are recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Quattro 300P perform on planetary imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile designed for deep-sky imaging, the Quattro 300P's large 305mm aperture and 0.38 arc-second Dawes limit allow it to resolve fine planetary detail. Its 1200mm focal length is shorter than ideal for planets, so you will need to use a 3x or 5x Barlow lens to increase the effective focal length and achieve the necessary image scale for capturing features on Jupiter or Saturn.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs a coma corrector necessary for the Quattro 300P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor astrophotography, especially with sensors larger than APS-C, a coma corrector is highly recommended. The fast f\/4 focal ratio of a Newtonian telescope naturally produces coma, an aberration that elongates stars at the edge of the field. A corrector will ensure sharp, point-like stars across the entire image.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Sky-Watcher Quattro 300P for visual astronomy?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. While optimized for imaging, the massive 305mm aperture makes it a fantastic visual instrument. It provides bright, detailed views of everything from faint galaxies to globular clusters. With a limiting magnitude of 14.9, it excels at revealing faint deep-sky objects from a dark sky site.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of the 102mm secondary mirror on the Quattro 300P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe oversized 102mm secondary mirror provides a larger, fully illuminated field of view at the focal plane. This is critical for astrophotography with full-frame DSLR or CCD\/CMOS cameras, as it prevents vignetting (darkening of the corners) and ensures even illumination across the entire sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I collimate the Sky-Watcher Quattro 300P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eLike all Newtonian reflectors, the Quattro 300P requires periodic collimation (alignment of the mirrors). This is typically done using a laser collimator or a Cheshire eyepiece. You will adjust the tilt of the secondary mirror (under the focuser) and the primary mirror (at the back of the tube) to ensure the optical path is perfectly aligned for sharp images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e050234112307\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Aperture\u003c\/td\u003e\n\u003ctd\u003e305mm (12\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Coatings\u003c\/td\u003e\n\u003ctd\u003eRadiant Aluminum Quartz (RAQ)™ coatings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Reflectivity\u003c\/td\u003e\n\u003ctd\u003e94%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlass Type\u003c\/td\u003e\n\u003ctd\u003eBorosilicate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Edge Thickness\u003c\/td\u003e\n\u003ctd\u003e38mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e102mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Obstruction (by diameter)\u003c\/td\u003e\n\u003ctd\u003e33%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Obstruction (by area)\u003c\/td\u003e\n\u003ctd\u003e11%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual-Speed Crayford\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDawes Limit\u003c\/td\u003e\n\u003ctd\u003e0.38 arc-seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRayleigh Limit\u003c\/td\u003e\n\u003ctd\u003e0.46 arc-seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Magnitude\u003c\/td\u003e\n\u003ctd\u003e14.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Magnification\u003c\/td\u003e\n\u003ctd\u003e43x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Magnification\u003c\/td\u003e\n\u003ctd\u003e600x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e42.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Outer Diameter\u003c\/td\u003e\n\u003ctd\u003e14.25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight (with accessories)\u003c\/td\u003e\n\u003ctd\u003e57 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eQuattro 300P OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e9x50 Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTube Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eD-Style Dovetail Rail\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" to 1.25\" Eyepiece Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher_Quattro_200P_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Sky-Watcher Quattro 300P Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/sky-watcher-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSky-Watcher 2-Year Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sky-Watcher","offers":[{"title":"Default Title","offer_id":44967190233373,"sku":"SW-S11230","price":2770.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Quattro-300P-Imaging-Newtonian-12inch-305-mm-S11230-1__45761.1594170762.1280.1280.jpg?v=1684338368"},{"product_id":"explore-scientific-firstlight-114mm-newtonian-with-eq3-mount","title":"Explore Scientific FirstLight 114mm Newtonian with EQ3 Mount","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e114mm (4.5\") Newtonian Reflector Optics\u003c\/li\u003e\n\u003cli\u003eStable EQ3-Class German Equatorial Mount\u003c\/li\u003e\n\u003cli\u003eFull-Size Tripod with Accessory Tray\u003c\/li\u003e\n\u003cli\u003eIncludes Plössl Eyepiece and Red Dot Finder\u003c\/li\u003e\n\u003cli\u003eSmartphone Adapter for Basic Astrophotography\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eExplore Scientific FirstLight 114mm Newtonian with EQ3 Mount\u003c\/h2\u003e\n\u003cp\u003eThe Explore Scientific FirstLight 114mm Newtonian Telescope combines a 114mm primary mirror with a stable EQ3-class German equatorial mount. Its 114mm aperture gathers enough light to resolve details on the Moon's surface, the rings of Saturn, and Jupiter's cloud bands, while the EQ3 mount allows for smooth manual tracking of objects as they drift across the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e114mm Newtonian Optics: A Classic Aperture for All-Around Observing\u003c\/h3\u003e\n\u003cp\u003eThe 114mm (4.5-inch) aperture is a classic entry point into astronomy, offering a significant jump in light-gathering power over smaller beginner scopes. This Newtonian reflector design delivers bright, high-contrast images free of the chromatic aberration (false color) that can affect refractor telescopes, making it an excellent choice for observing everything from the planets to brighter deep-sky targets.\u003c\/p\u003e\n\u003cp\u003eYou can frame the entirety of the Pleiades star cluster (M45) or explore the star-forming regions of the Orion Nebula (M42). While all Newtonian reflectors require occasional optical alignment (collimation) to deliver the sharpest images, the views delivered by this 114mm mirror make the simple maintenance well worth it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe EQ3 Mount: Smooth Manual Tracking for High-Magnification Views\u003c\/h3\u003e\n\u003cp\u003eUnlike a standard camera tripod, the EQ3 German equatorial mount is designed specifically for astronomy. By aligning one of its axes to the Earth's axis of rotation, you can track any celestial object by turning a single slow-motion control knob. This makes observing at high power simple and enjoyable, as your target stays centered in the eyepiece without constant readjustment.\u003c\/p\u003e\n\u003cp\u003eThe mount is supported by a full-size, adjustable-height tripod that provides a stable foundation, minimizing vibrations that can soften planetary detail. An integrated accessory tray keeps your eyepiece and other small items organized and within easy reach during your observing sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Complete Kit for Observation and Imaging\u003c\/h3\u003e\n\u003cp\u003eThis FirstLight package arrives with everything you need to start observing on the first clear night. The included Plössl eyepiece provides a great starting point for medium-power views, while the red dot finder makes it intuitive to aim the telescope at your desired target. You simply look through the finder's window and place the red dot on the object you want to see.\u003c\/p\u003e\n\u003cp\u003eFor those looking to share their discoveries, the package also includes a smartphone adapter. This device clamps onto the eyepiece, allowing you to position your phone's camera to capture images of the Moon and brighter planets, creating a simple and accessible entry into the world of astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFirstLight 114mm EQ3 vs. a 114mm Tabletop Dobsonian: Tracking vs. Portability\u003c\/h3\u003e\n\u003cp\u003eA 114mm tabletop Dobsonian offers greater simplicity and portability; you just place it on a sturdy table and start observing. It's often faster to set up for a quick look at the sky. However, a Dobsonian's \"alt-az\" mount requires you to constantly nudge the telescope along both axes to keep an object in view, which can be challenging at high magnification.\u003c\/p\u003e\n\u003cp\u003eThe key advantage of the FirstLight 114mm on the EQ3 mount is its ability to track. Once polar aligned, a single, smooth turn of the right ascension knob keeps planets or star clusters perfectly centered. This is a significant benefit when you're studying fine detail or sharing the view with friends and family, as the object doesn't immediately drift out of the eyepiece.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see with the Explore Scientific FirstLight 114mm Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 114mm aperture is large enough to show you significant detail within our solar system and beyond. You can expect to see craters and mountains on the Moon, the phases of Venus, Jupiter's four Galilean moons and its main cloud belts, and the rings of Saturn. For deep-sky objects, it will reveal dozens of bright star clusters, the Orion Nebula (M42), and the core of the Andromeda Galaxy (M31) from a dark sky location.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the EQ3 mount on the FirstLight 114mm help with observing Jupiter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhen you observe Jupiter at high magnification to see its cloud bands or the Great Red Spot, it moves across the eyepiece field of view very quickly. With a standard tripod, you'd have to constantly adjust up\/down and left\/right. With the \u003cstrong\u003eEQ3 equatorial mount\u003c\/strong\u003e, you align it with the celestial pole once at the start of your session. After that, you only need to turn one slow-motion control to keep Jupiter perfectly centered, making for a much more stable and enjoyable viewing experience.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the FirstLight 114mm Newtonian difficult for a beginner to set up?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile an equatorial mount has a slightly steeper learning curve than a simple point-and-look telescope, the setup is straightforward. The initial assembly involves attaching the telescope tube and counterweight to the mount and tripod. The key step for tracking is polar alignment, which involves pointing the mount's axis towards the North Star (Polaris). For visual use, a rough alignment is all that's needed to enjoy the benefits of easy tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I take pictures of the Moon with this FirstLight 114mm telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. This package includes a \u003cstrong\u003esmartphone adapter\u003c\/strong\u003e specifically for this purpose. You attach the adapter to the eyepiece, then mount your phone to the adapter. This setup allows you to take surprisingly detailed photos of the lunar surface, capturing craters and seas. The EQ3 mount's tracking capability is a huge asset here, as it keeps the Moon from drifting out of the frame while you compose your shot.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of an equatorial mount like the EQ3 over a simple tripod?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA simple camera tripod moves in two directions: altitude (up-down) and azimuth (left-right). Because stars move in an arc across the sky, you have to use both controls simultaneously to follow them. An \u003cstrong\u003eequatorial mount\u003c\/strong\u003e like the EQ3 is designed to counteract the Earth's rotation. Once aligned, its single \"right ascension\" axis mirrors the arc of the stars, allowing you to track them with one smooth motion.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the Newtonian reflector design of the FirstLight 114mm require maintenance?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, all Newtonian reflectors require occasional alignment of their mirrors, a process called \u003cstrong\u003ecollimation\u003c\/strong\u003e. This ensures you get the sharpest possible images. While it may sound intimidating, it is a simple process that can be learned quickly with a basic collimation tool (sold separately). Typically, you will only need to make minor adjustments before an observing session, especially if the telescope has been transported.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN\u003c\/td\u003e\n\u003ctd\u003e8122570180790\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/explore-scientific-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eExplore Scientific Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":44967204192541,"sku":"ES-FL-N114500EQ3","price":419.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Explore-Scientific-FirstLight-114mm-Newtonian-with-EQ3-Mount-FL-N114500EQ3-1__38779.1594240377.1280.1280.jpg?v=1684338843"},{"product_id":"sharpstar-150mm-f-2-8-hnt-hyperbolic-newtonian-astrograph","title":"SharpStar 150mm f\/2.8 HNT Hyperbolic Newtonian Astrograph","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 150mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/2.8\u003c\/li\u003e\n\u003cli\u003eImage Circle: 44mm\u003c\/li\u003e\n\u003cli\u003eGross Weight: 6 kg\u003c\/li\u003e\n\u003cli\u003eBack-Focus: 55mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSharpStar 150mm f\/2.8 HNT Hyperbolic Newtonian Astrograph\u003c\/h2\u003e\n\u003cp\u003eThe SharpStar 150mm f\/2.8 HNT Hyperbolic Newtonian Astrograph is an imaging instrument engineered for speed, delivering a 420mm focal length at an exceptionally fast f\/2.8 focal ratio. Its 150mm hyperbolic primary mirror and integrated corrector produce a flat, fully illuminated 44mm image circle, covering full-frame sensors with a vast 6-degree field of view. The entire system, including the tube ring and dovetail plate, weighs just 6kg, making it a portable solution for wide-field deep-sky astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e150mm f\/2.8 Hyperbolic Optics: A 44mm Flat-Field System\u003c\/h3\u003e\n\u003cp\u003eThe optical core of the 150HNT is its 150mm hyperbolic primary mirror, which achieves a native f\/2.8 focal ratio. Unlike a standard parabolic mirror, a hyperbolic figure is designed to work as part of a system with a dedicated corrector, enabling superior off-axis correction across a large 44mm image circle. The primary mirror is made from PZ33, a low-expansion Pyrex-type glass that ensures thermal stability as ambient temperatures change.\u003c\/p\u003e\n\u003cp\u003eBoth the primary and 70mm secondary mirrors feature enhanced aluminum coatings, guaranteeing light reflectivity of over 96%. This high throughput, combined with the fast focal ratio, allows you to capture faint details with significantly shorter exposure times, maximizing the data collected during clear nights.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eIntegrated 3-Element Corrector for a 6° Field of View\u003c\/h3\u003e\n\u003cp\u003eTo deliver its expansive 6-degree field of view, the 150HNT incorporates a three-element, air-spaced corrector directly into the focuser assembly. This design, which includes one ED (Extra-low Dispersion) glass element, is optimized specifically for the hyperbolic primary, eliminating coma and ensuring pinpoint stars to the edge of a full-frame sensor. By integrating the corrector, the system removes the complexity of matching a third-party coma corrector and guarantees the specified 55mm back-focus distance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eRigid 2-Speed Focuser for Precise Control\u003c\/h3\u003e\n\u003cp\u003eAn astrograph's focuser must be rigid enough to carry a modern imaging train without flexure. The 150HNT is equipped with a dual-speed rack-and-pinion focuser capable of supporting a 3kg payload. The focuser includes a built-in camera rotator for effortless framing and is compatible with most electronic auto-focusers.\u003c\/p\u003e\n\u003cp\u003eMechanical stability is reinforced throughout the optical tube. The CNC-machined secondary mirror support is a single, rigid piece designed to prevent misalignment and produce clean, sharp diffraction spikes. The primary mirror cell features three sets of adjustment screws for precise and stable collimation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAstrograph-Ready Build: 6 kg Total Weight with Rings \u0026amp; Plate\u003c\/h3\u003e\n\u003cp\u003eDesigned for portability and rapid deployment, the SharpStar 150HNT has a total weight of just 6kg, including its tube rings and a 200mm Losmandy-style dovetail plate. The compact 443mm tube length makes it easy to balance on a wide range of equatorial mounts. The package also includes a 200mm handle bar that adds rigidity and provides a convenient mounting point for guide scopes or other accessories via its integrated finder base.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSharpStar 15028HNT vs. Standard 6\" f\/4 Newtonians: Speed and Correction\u003c\/h3\u003e\n\u003cp\u003eWhile a standard 6\" f\/4 Newtonian is a capable imaging instrument, the SharpStar 150HNT is purpose-built for a higher tier of astrophotography. The primary differences lie in optical speed and field correction.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExposure Time:\u003c\/strong\u003e At f\/2.8, the 150HNT gathers light approximately twice as fast as an f\/4 system. This means a 5-minute exposure on the 150HNT collects the same signal as a 10-minute exposure on an f\/4 scope, effectively doubling your imaging efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Correction:\u003c\/strong\u003e The 150HNT's hyperbolic mirror and built-in corrector are designed as a single optical system to produce a flat 44mm field. A standard f\/4 Newtonian requires a separate, often generic, coma corrector that may not fully correct the field or illuminate a full-frame sensor without vignetting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical Design:\u003c\/strong\u003e The hyperbolic design allows for sharper stars at the edge of the field compared to what a standard parabolic mirror and separate corrector can typically achieve, especially on large sensors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the SharpStar 150mm HNT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith a gross weight of \u003cstrong\u003e6kg\u003c\/strong\u003e (including rings and dovetail), the SharpStar 150HNT is well-suited for mid-range equatorial mounts. For optimal tracking and guiding, a mount in the payload class of a Sky-Watcher HEQ5, iOptron CEM26, or larger is recommended, especially once a camera and guide scope are added.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of a hyperbolic primary mirror in the 150mm HNT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA hyperbolic mirror is part of a more advanced optical design than the parabolic mirrors found in standard Newtonians. It is specifically figured to work in tandem with the built-in \u003cstrong\u003ethree-element corrector\u003c\/strong\u003e to achieve a wider, flatter, and better-corrected field of view across its \u003cstrong\u003e44mm image circle\u003c\/strong\u003e than a parabolic mirror with a separate, general-purpose coma corrector.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I set the correct 55mm back-focus for my camera with the SharpStar 150mm HNT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe standard \u003cstrong\u003e55mm back-focus\u003c\/strong\u003e is measured from the base of the M48x0.75 male thread on the focuser's camera rotator. To achieve this distance, you will use a combination of extension tubes and adapters, such as an M48 T-ring for your DSLR or a set of spacers for a dedicated astronomy camera, to place your camera's sensor at the correct distance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the SharpStar 150mm HNT frame large targets like the North American Nebula (NGC 7000)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe SharpStar 150HNT is ideal for such targets. With its \u003cstrong\u003e420mm focal length\u003c\/strong\u003e and \u003cstrong\u003e6-degree field of view\u003c\/strong\u003e on a full-frame sensor, it can easily capture the entirety of the North American Nebula (NGC 7000) and the neighboring Pelican Nebula (IC 5070) in a single, richly detailed frame.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the SharpStar 150mm HNT suitable for imaging small galaxies like the Whirlpool Galaxy (M51)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile the 150HNT can certainly image the Whirlpool Galaxy (M51), its wide \u003cstrong\u003e420mm focal length\u003c\/strong\u003e is optimized for large nebulae and star fields. M51 will appear relatively small in the frame. The astrograph's strength is capturing such galaxies within the context of their surrounding galactic cirrus and stellar environment, rather than for high-magnification detail.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use an electronic autofocuser (EAF) with the SharpStar 150mm HNT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The dual-speed rack-and-pinion focuser on the 150HNT is designed to be compatible with most common electronic auto-focusers (EAFs). This allows for precise, automated focusing which is critical for a fast f\/2.8 system where the critical focus zone is very narrow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Size\u003c\/td\u003e\n\u003ctd\u003e150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e420mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/2.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Circle\u003c\/td\u003e\n\u003ctd\u003e44mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField of View\u003c\/td\u003e\n\u003ctd\u003e6 degrees\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack-Focus\u003c\/td\u003e\n\u003ctd\u003e55mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Type\u003c\/td\u003e\n\u003ctd\u003eHyperbolic reflective mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Material\u003c\/td\u003e\n\u003ctd\u003ePZ33 (Pyrex-type glass)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector\u003c\/td\u003e\n\u003ctd\u003eThree-element air-spaced (inc. one ED element)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Minor Axis\u003c\/td\u003e\n\u003ctd\u003e70mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e0.77 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Visual Magnitude\u003c\/td\u003e\n\u003ctd\u003e12.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e4.8kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003e6kg (including tube ring and dovetail plate)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Tube Material\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Tube Outer Diameter\u003c\/td\u003e\n\u003ctd\u003e193mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Tube Length\u003c\/td\u003e\n\u003ctd\u003e443mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/SharpStar_15028HNT-AL_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.sharpstar-optics.com\/download_list_1\/7.html\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software \u0026amp; Drivers\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/askar-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eAskar 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SharpStar Optics","offers":[{"title":"Default Title","offer_id":44967747715357,"sku":"SSO-15028HNT-AL","price":2765.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/SSO-15028HNT-AL.png?v=1755111762"},{"product_id":"sharpstar-200mm-f-3-2-pnt-parabolic-newtonian-astrograph","title":"SharpStar 200mm f\/3.2 PNT Parabolic Newtonian Astrograph","description":"\u003c!-- more --\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan\u003eSHARPSTAR's newly developed ultra-short focal ratio paraboloid Newtonian reflector 20032PNT was launched, which filled a domestic gap in this field. The focal ratio of the whole system reached F3.2 by using a 200mmF3.8 paraboloid, a 90mm plane secondary mirror of short axis, and a 3-inch quartette 0.85 times error correction mirror, has been leading in the domestic market of similar products. Carbon fiber main tube is light, durable and so elegant appearance, which uses Pyrex materials is more stable than conventional reflective materials.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e  The primary and secondary mirrors are all made of reinforced aluminum coating, and the reflectivity is ensured to be above 96%. The secondary mirror cross is formed once to ensure firm and not deformed. 3-inch special geared focuser device to ensure the attachment when shooting without slipping, and smooth operation.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e  The whole CNC aluminum parts and hollow out type tube ring, the novel handle will improve the appearance and mechanical quality to a new height, making the overall look more close to the needs of enthusiasts.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e  The optical path also contains a quartette image-field correction mirror, which, in combination with the system, ensures full field photography and excellent peripheral reduction control, easy access to most of the imaging terminals on the market and perfect focusing with the M54×0.75 threaded at the end of the focuser and the 55mm focal plane (M48×0.75 thread with 52mm rear focal length).\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/7\/assets\/description_image_SharpStar_20032PNT_Spot.jpg?v=1684345756\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/7\/assets\/description_image_SharpStar_20032PNT_Dimensions_1.jpg?v=1684345757\" alt=\"\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/t\/7\/assets\/description_image_SharpStar_20032PNT_Dimensions_2.jpg?v=1684345758\" alt=\"\" width=\"1028\" height=\"665\"\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv data-custom-tab\u003e\n\u003cp data-custom-tab-title\u003eSpecifications\u003c\/p\u003e\n\u003cdiv\u003e\u003cp\u003eAperture: 200mm\u003cbr\u003eFocal Length: 760mm\u003cbr\u003eFocal Ratio: f\/3.8\u003cbr\u003ePrimary Mirror Type: Paraboloid\u003cbr\u003eMirror Material: PZ33 (similar as Pyrex glass)\u003cbr\u003eCorrector Type: Quartette air spaced\u003cbr\u003eSystem Focal Length\/ ratio: 640mm\/3.2\u003cbr\u003eShort axis diameter of secondary mirror: 90mm\u003cbr\u003eFully illuminated image circle: 44mm\u003cbr\u003eActual field: 3.76° (complete)\u003cbr\u003eMain tube material: Carbon fiber\u003cbr\u003eMain tube outer diameter: 280.5mm\u003cbr\u003eTotal length of telescope: 633m\u003cbr\u003eNet weight: 8kg\u003cbr\u003eGross weight: 9.46kg (including tube cap, handle, tube rings and dovetail plate)\u003cbr\u003eResolution: 0.6 arc-seconds\u003cbr\u003eFocuser: 3\" precision Focuser\u003cbr\u003eVisual Limiting Star Magnitude: 13.2\u003cbr\u003eFocal plane: 55mm (start from the end face of M54 thread)\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"SharpStar Optics","offers":[{"title":"Default Title","offer_id":44967748862237,"sku":"SSO-20032PNT","price":4193.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/SharpStar-20032PNT-1__57523.1609100072.1280.1280.jpg?v=1684345775"},{"product_id":"celestron-astromaster-lt-76az-telescope","title":"Celestron AstroMaster LT 76AZ Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e76mm (2.99\") Newtonian Reflector Optics\u003c\/li\u003e\n\u003cli\u003e700mm Focal Length (f\/9.21)\u003c\/li\u003e\n\u003cli\u003eManual Alt-Azimuth Mount with Steel Tripod\u003c\/li\u003e\n\u003cli\u003eIncludes Two Eyepieces for 35x \u0026amp; 70x Magnification\u003c\/li\u003e\n\u003cli\u003eTotal Kit Weight of Just 8.6 lbs (3.9 kg)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron AstroMaster LT 76AZ Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Celestron AstroMaster LT 76AZ Telescope combines a 76mm aperture with a 700mm focal length to deliver clear, bright views of the Moon and planets. This Newtonian reflector gathers 118x more light than the human eye, resolving details down to 1.53 arc seconds. The complete kit weighs only 8.6 lbs and includes two eyepieces for 35x and 70x magnification right out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e76mm Newtonian Optics: 118x More Light Than Your Eye\u003c\/h3\u003e\n\u003cp\u003eThe heart of the AstroMaster LT 76AZ is its 76mm primary mirror, which provides enough light-gathering power to transform backyard observing. This aperture is ideal for revealing the craters of the Moon, the four Galilean moons of Jupiter, and the iconic rings of Saturn. With a limiting stellar magnitude of 11.9, it can also show you the brighter deep-sky objects like the Orion Nebula (M42) and the Andromeda Galaxy (M31) from a dark location.\u003c\/p\u003e\n\u003cp\u003eThe f\/9.21 focal ratio is forgiving for beginner eyepieces and makes focusing simple. While the scope uses a spherical primary mirror, a cost-effective design, the long focal ratio minimizes potential aberrations, ensuring sharp views of bright celestial targets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eManual Alt-Azimuth Mount with a 31.75mm Steel Tripod\u003c\/h3\u003e\n\u003cp\u003eDesigned for simplicity and stability, the AstroMaster LT 76AZ features a manual alt-azimuth mount that arrives pre-assembled with the tripod. Operation is intuitive: simply move the tube up, down, left, and right to point at your target. This direct control is perfect for quickly locating the Moon or tracking a planet as it moves across the sky.\u003c\/p\u003e\n\u003cp\u003eUnlike many starter telescopes that use aluminum, this model includes a full-height tripod with 31.75mm (1.25\") diameter steel legs. This provides a sturdier foundation, reducing vibrations for a steadier view at higher magnifications. An included accessory tray keeps your eyepieces organized and within easy reach during your observing session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Complete Kit with 35x \u0026amp; 70x Magnification\u003c\/h3\u003e\n\u003cp\u003eThis telescope is a complete observing package. It comes with two eyepieces—a 20mm for wide, low-power views at 35x, and a 10mm for closer, high-power views at 70x. The built-on StarPointer red dot finderscope makes aiming the telescope easy by projecting a red dot onto a non-magnified window, allowing you to align it with your target quickly.\u003c\/p\u003e\n\u003cp\u003eUniquely for a Newtonian, this kit includes a 90° erect image diagonal. This accessory corrects the view to be right-side-up, making the AstroMaster LT 76AZ suitable for terrestrial viewing of landscapes, wildlife, and ships on the water during the day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I realistically see on Jupiter with the AstroMaster LT 76AZ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith the Celestron AstroMaster LT 76AZ, you can easily see Jupiter's four largest moons, known as the Galilean moons (Io, Europa, Ganymede, and Callisto). On nights with steady seeing, the 70x magnification provided by the 10mm eyepiece is sufficient to resolve Jupiter's two main equatorial cloud belts as distinct dark bands across the planet's disk.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AstroMaster LT 76AZ powerful enough to see the Orion Nebula (M42)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. From a location with reasonably dark skies, the 76mm aperture will show the Orion Nebula (M42) as a distinct, hazy patch of light surrounding the stars of Orion's sword. Using the 20mm eyepiece for a low-power 35x view will provide the best results, framing the nebula against the background sky. In urban areas, it may be more challenging to see, appearing as a faint smudge.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does the AstroMaster LT 76AZ include an erect image diagonal if it's a Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis is a feature that adds versatility. While Newtonian reflectors are primarily for astronomy and naturally produce an inverted image, the included \u003cstrong\u003e90° erect image diagonal\u003c\/strong\u003e corrects the orientation. This allows you to use the AstroMaster LT 76AZ for terrestrial (daytime) viewing of distant objects on land or sea, just like a spotting scope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow easy is the AstroMaster LT 76AZ to set up for a beginner?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AstroMaster LT 76AZ is designed for fast, tool-free setup. The main components are the optical tube and the pre-assembled tripod\/mount. You simply attach the optical tube to the mount using the CG-5 dovetail bar, insert an eyepiece, and you are ready to observe. The entire process typically takes less than 10 minutes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the first upgrade I should get for my AstroMaster LT 76AZ?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA great first upgrade is a 2x Barlow lens. This accessory will double the magnification of your existing eyepieces, giving you 70x with the 20mm and 140x with the 10mm. This provides a significant boost in power for viewing details on the Moon and planets without having to buy multiple new eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 76mm aperture of the AstroMaster LT 76AZ good for viewing from the city?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, for certain targets. The 76mm aperture is excellent for cutting through city light pollution to view bright objects like the \u003cstrong\u003eMoon, Jupiter, Saturn, and Mars\u003c\/strong\u003e. These objects are bright enough to be largely unaffected by skyglow. However, for observing faint deep-sky objects like galaxies and nebulae, you will achieve much better results by taking the lightweight, 8.6 lb telescope to a darker location away from city lights.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector | Spherical Primary Mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e76mm (2.99\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e700mm (28\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/9.21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e118x (Compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Dawes)\u003c\/td\u003e\n\u003ctd\u003e1.53 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution (Rayleigh)\u003c\/td\u003e\n\u003ctd\u003e1.83 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Stellar Magnitude\u003c\/td\u003e\n\u003ctd\u003e11.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e180x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLowest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e11x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eGlass mirrors coated with aluminum and SiO₂\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Obstruction\u003c\/td\u003e\n\u003ctd\u003e35mm (1.37\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObstruction by Diameter\u003c\/td\u003e\n\u003ctd\u003e46%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObstruction by Area\u003c\/td\u003e\n\u003ctd\u003e21%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eManual Alt Azimuth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003eSteel, 31.75mm (1.25\") leg diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight Range (Mount \u0026amp; Tripod)\u003c\/td\u003e\n\u003ctd\u003e812.8mm - 1295.4mm (32\" - 51\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail Compatibility\u003c\/td\u003e\n\u003ctd\u003eCG-5 Dovetail bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece 1\u003c\/td\u003e\n\u003ctd\u003e20mm (35x Magnification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Eyepiece 2\u003c\/td\u003e\n\u003ctd\u003e10mm (70x Magnification)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003eBuilt-on StarPointer™ red dot finderscope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStar Diagonal\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e602mm (23.7\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Diameter\u003c\/td\u003e\n\u003ctd\u003e119.5mm (4.7\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e3.9 lbs (1.77 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Kit Weight\u003c\/td\u003e\n\u003ctd\u003e8.6 lbs (3.9 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Software\u003c\/td\u003e\n\u003ctd\u003eCelestron Starry Night Basic Edition \u0026amp; SkyPortal App\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eOptical tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTripod and mount (preassembled)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e20mm eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e10mm eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed-dot finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eErect image 90° diagonal\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eManual\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_AstroMaster_LT_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCelestron AstroMaster LT Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_AstroMaster_LT_76AZ_and_114AZ_Quick_Setup_Guide.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCelestron AstroMaster LT 76AZ and 114AZ Quick Setup Guide\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":44967981646109,"sku":"CEL-31036","price":188.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Celestron-Astromaster-LT-76AZ-31036-1__93591.1643404451.1280.1280.jpg?v=1684347516"},{"product_id":"sharpstar-130mm-f-2-8-hnt-hyperbolic-newtonian-astrograph","title":"SharpStar 130mm f\/2.8 HNT Hyperbolic Newtonian Astrograph","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e130mm Hyperbolic Newtonian Optics\u003c\/li\u003e\n\u003cli\u003e364mm Focal Length\u003c\/li\u003e\n\u003cli\u003ef\/2.8 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e44mm Full-Frame Image Circle\u003c\/li\u003e\n\u003cli\u003eTotal Assembled Weight: 4.8kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSharpStar 130mm f\/2.8 HNT Hyperbolic Newtonian Astrograph\u003c\/h2\u003e\n\u003cp\u003eThe SharpStar 130mm f\/2.8 HNT Astrograph combines a 130mm hyperbolic primary mirror with a 364mm focal length to achieve its native f\/2.8 optical speed. It illuminates a full 44mm image circle, covering modern full-frame sensors with a vast 6.9-degree field of view and resolving details down to 0.89 arc seconds. Weighing just 4.8kg with its rings and plate, this astrograph provides this wide-field imaging capability in a compact 400mm tube length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ef\/2.8 Hyperbolic Optics: 130mm Aperture at 364mm Focal Length\u003c\/h3\u003e\n\u003cp\u003eAt the core of the 130HNT is a fast, light-gathering optical system designed for one purpose: deep-sky imaging. The 130mm hyperbolic primary mirror, made from low-expansion PZ33 glass, works in tandem with a two-element corrector to deliver sharp stars across the field. This f\/2.8 focal ratio allows you to capture faint details in nebulae and galaxies with significantly shorter exposure times compared to slower f\/5 or f\/7 systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Coatings:\u003c\/strong\u003e Both the primary and secondary mirrors feature an enhanced aluminum coating, ensuring reflectivity greater than 96% for brighter images and better signal-to-noise ratio.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePZ33 Primary Mirror:\u003c\/strong\u003e The Pyrex-like PZ33 mirror material minimizes thermal expansion and contraction, helping the telescope maintain focus as ambient temperatures change during an imaging session.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrected Field:\u003c\/strong\u003e The corrector assembly includes an ED (Extra-low Dispersion) glass element to suppress chromatic aberration, ensuring star colors are rendered accurately without distracting halos.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e44mm Image Circle for 6.9° Wide-Field Views\u003c\/h3\u003e\n\u003cp\u003eThe 130HNT is engineered to fully illuminate a 44mm image circle, making it an ideal match for full-frame DSLR, mirrorless, and dedicated astronomy cameras. A 65mm secondary mirror ensures there is no vignetting across these large sensors. This expansive 6.9-degree field of view lets you frame enormous targets like the Andromeda Galaxy (M31) or the entire North American Nebula (NGC 7000) in a single shot.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Rigid 4.8kg System with CNC-Machined Components\u003c\/h3\u003e\n\u003cp\u003eAn astrograph's mechanical stability is just as critical as its optical design. The SharpStar 130HNT is built from all-metal components, featuring a rigid aluminum main tube and CNC-machined parts for the focuser, secondary bracket, and mirror cell. This construction ensures precise, repeatable collimation and minimizes mechanical flexure, even with a heavy imaging payload.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStable Secondary Bracket:\u003c\/strong\u003e The integrated, CNC-machined secondary mirror bracket is designed for rigidity, which not only holds collimation but also produces clean, sharp diffraction spikes on bright stars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3-Point Primary Cell:\u003c\/strong\u003e The primary mirror cell features three sets of adjustment screws for precise collimation, ensuring you can align the optical system for peak performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight Rings:\u003c\/strong\u003e The included tube rings have a hollowed-out design to reduce weight without sacrificing strength, bringing the total assembled weight to a portable 4.8kg.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e3kg Capacity Focuser with Integrated Rotator and 55mm Back Focus\u003c\/h3\u003e\n\u003cp\u003eThe imaging train is managed by a heavy-duty, dual-speed rack-and-pinion focuser designed to carry a payload of up to 3kg. This robust focuser can easily support a full-frame camera, filter wheel, and off-axis guider without slipping or tilting. An integrated 360° camera rotator allows you to frame your target perfectly without loosening any other components, while the standard 55mm back focus simplifies the process of connecting your camera and accessories using standard M48 spacers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSharpStar 130HNT vs. 130mm APO Refractors: The f\/2.8 Advantage\u003c\/h3\u003e\n\u003cp\u003eWhile a 130mm apochromatic refractor offers a maintenance-free, sealed optical tube, the SharpStar 130HNT provides a decisive advantage in speed. A typical 130mm APO has a focal ratio around f\/7, whereas the 130HNT operates at f\/2.8.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExposure Time:\u003c\/strong\u003e The f\/2.8 system gathers light over six times faster than an f\/7 system. An 1-minute exposure on the 130HNT collects the same amount of signal as a 6-minute exposure on the refractor, allowing you to complete projects in a fraction of the time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField of View:\u003c\/strong\u003e With its 364mm focal length, the 130HNT delivers a much wider field of view than a 130mm refractor, which typically has a focal length over 900mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrade-off:\u003c\/strong\u003e The Newtonian design requires periodic collimation to maintain peak optical alignment, a step not needed with a refractor. However, for imagers prioritizing speed and field of view, this is a manageable trade-off for the dramatic reduction in exposure time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat makes the SharpStar 130HNT's f\/2.8 speed so important for astrophotography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAn \u003cstrong\u003ef\/2.8 focal ratio\u003c\/strong\u003e dramatically reduces the exposure time needed to capture faint deep-sky objects. Compared to a more common f\/5.6 instrument, it gathers light four times faster. This means you can capture more data in a single night, improve your signal-to-noise ratio, and place less demand on your tracking mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the SharpStar 130HNT's 44mm image circle perform on large targets like the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e44mm image circle\u003c\/strong\u003e is designed for full-frame sensors. Combined with the 364mm focal length, this provides a massive 6.9-degree field of view. This is wide enough to capture the entire Andromeda Galaxy (M31) and its satellite galaxies, M32 and M110, with plenty of surrounding space, making it ideal for large-scale mosaics and framing the biggest nebulae.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need to collimate the SharpStar 130HNT, and is it difficult?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, as a Newtonian reflector, the \u003cstrong\u003eSharpStar 130HNT requires collimation\u003c\/strong\u003e to ensure the mirrors are perfectly aligned for sharp images. The primary mirror features three sets of user-friendly adjustment screws. While it requires a laser collimator or cheshire eyepiece, the process is straightforward and essential for achieving the telescope's specified 0.89 arc second resolution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan the 3kg focuser capacity of the SharpStar 130HNT handle a full-frame camera, filter wheel, and off-axis guider?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. The \u003cstrong\u003e3kg payload capacity\u003c\/strong\u003e of the dual-speed rack-and-pinion focuser is specifically designed for modern imaging setups. A typical full-frame cooled CMOS camera, 7-position filter wheel, and an off-axis guider will fall well within this limit, preventing focuser sag or tilt during long exposures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the standard 55mm back focus on the SharpStar 130HNT, and why does it matter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e55mm back focus\u003c\/strong\u003e is the standardized distance required between the focuser's M48 thread and your camera's sensor for the optical corrector to work properly. This standard is used by most DSLRs (with a T-ring) and dedicated astronomy cameras, making it easy to achieve the correct spacing without complex calculations or custom adapters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat are the benefits of the PZ33 primary mirror in the SharpStar 130HNT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003ePZ33\u003c\/strong\u003e is a borosilicate glass similar to Pyrex, with a very low coefficient of thermal expansion. This means as the temperature drops overnight, the mirror's shape remains stable, preventing the focus from shifting. This is a critical feature for maintaining sharp stars over a long imaging session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Size\u003c\/td\u003e\n\u003ctd\u003e130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e364mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/2.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Circle\u003c\/td\u003e\n\u003ctd\u003e44mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField of View\u003c\/td\u003e\n\u003ctd\u003e6.9°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e0.89 arc second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Visual Magnitude\u003c\/td\u003e\n\u003ctd\u003e12.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Type\u003c\/td\u003e\n\u003ctd\u003eHyperbolic reflective mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Material\u003c\/td\u003e\n\u003ctd\u003ePZ33 (similar to Pyrex glass)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Minor Axis\u003c\/td\u003e\n\u003ctd\u003e65mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector\u003c\/td\u003e\n\u003ctd\u003eTwo-element air-spaced refractive lenses (one ED glass)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack Focus\u003c\/td\u003e\n\u003ctd\u003e55mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Tube Material\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Tube Outer Diameter\u003c\/td\u003e\n\u003ctd\u003e174mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMain Tube Length\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e3.8kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Weight (with Rings \u0026amp; Plate)\u003c\/td\u003e\n\u003ctd\u003e4.8kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.sharpstar-optics.com\/download_list_1\/7.html\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software \u0026amp; Drivers\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/askar-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSharpStar\/Askar 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SharpStar Optics","offers":[{"title":"Default Title","offer_id":44968028766493,"sku":"SSO-13028HNT-AL","price":2303.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/SSO-13028HNT-AL.jpg?v=1755111542"},{"product_id":"sky-watcher-quattro-150p-imaging-newtonian-6-150mm","title":"Sky-Watcher Quattro 150P Imaging Newtonian 6\" (150mm)","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e150mm (6\") Primary Aperture\u003c\/li\u003e\n\u003cli\u003eFast f\/3.9 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e600mm Focal Length\u003c\/li\u003e\n\u003cli\u003e2\" Dual-Speed Crayford Focuser\u003c\/li\u003e\n\u003cli\u003eComa Corrector\/Reducer Included\u003c\/li\u003e\n\u003cli\u003e12.6-pound Optical Tube Weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSky-Watcher Quattro 150P Imaging Newtonian\u003c\/h2\u003e\n\u003cp\u003eThe Sky-Watcher Quattro 150P Imaging Newtonian combines a 150mm primary mirror and a fast f\/3.9 focal ratio to create a dedicated astrograph for deep-sky imaging. Its 600mm focal length is ideal for capturing wide-field nebulae and galaxies, while the proprietary mirror coatings deliver 94% reflectivity for bright, high-contrast images. Weighing just 12.6 pounds, this optical tube is a portable imaging solution that delivers results far above its class.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCapture Images 6x Faster at f\/3.9\u003c\/h3\u003e\n\u003cp\u003eThe defining feature of the Quattro 150P is its aggressive f\/3.9 focal ratio. This optical speed allows you to gather significantly more light in a shorter time, reducing exposure times by a factor of six compared to a standard 8-inch f\/10 Schmidt-Cassegrain. This means less time battling tracking errors and changing sky conditions, enabling you to complete complex projects in a single night.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eOptimized Optics for Full-Frame Sensors\u003c\/h3\u003e\n\u003cp\u003eSky-Watcher engineered the Quattro 150P specifically for astrophotography. The 150mm borosilicate primary mirror is paired with an oversized 64mm secondary mirror, providing full-frame illumination and preventing vignetting on larger DSLR and dedicated astronomy camera sensors. The included coma corrector ensures sharp, point-like stars across the entire field of view, a critical accessory for any fast Newtonian.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e94% Reflectivity Coatings:\u003c\/strong\u003e Sky-Watcher’s Radiant™ Aluminum Quartz (RAQ™) coatings maximize light transmission for brighter images and higher contrast.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e42% Central Obstruction:\u003c\/strong\u003e While the large secondary mirror is essential for imaging, the 42% obstruction by diameter does slightly reduce contrast on high-magnification planetary targets compared to an unobstructed refractor. However, for its intended use on deep-sky objects, the trade-off for sensor illumination is a clear advantage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Ready with a 2\" Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eThe Quattro 150P arrives ready for your camera rig. It features a robust 2\" dual-speed Crayford-style focuser with an 11:1 fine-focus ratio, allowing for precise focus adjustments essential for capturing sharp stellar detail. The focuser provides smooth, shift-free operation, easily supporting the weight of a DSLR or a cooled astronomy camera and filter wheel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eVisual Astronomy: 295x Maximum Magnification\u003c\/h3\u003e\n\u003cp\u003eWhile designed as an astrograph, the Quattro 150P is also a capable visual instrument. With the included 22mm eyepiece, you get a wide 70° field perfect for sweeping the Milky Way. Its 150mm aperture resolves details down to a Dawes' limit of 0.77 arcseconds and can theoretically push to a maximum of 295x magnification under excellent seeing conditions, revealing details on the Moon and planets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the included coma corrector necessary for the Sky-Watcher Quattro 150P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. For astrophotography with any fast Newtonian reflector like the f\/3.9 Quattro 150P, a coma corrector is essential. Coma is an optical aberration that makes stars at the edge of the field of view appear comet-shaped. The included corrector corrects for this, ensuring stars are sharp and round across your entire image sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the Quattro 150P perform on the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Sky-Watcher Quattro 150P's 600mm focal length is exceptionally well-suited for large targets like the Andromeda Galaxy (M31). Paired with a camera using an APS-C or full-frame sensor, you can easily frame the entire galaxy, including its faint outer arms and satellite galaxies M32 and M110, in a single shot.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Sky-Watcher Quattro 150P for planetary imaging of Jupiter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile its primary strength is deep-sky imaging, you can use the Quattro 150P for planetary work. To achieve the necessary image scale for planets like Jupiter and Saturn, you will need to use a 2x or 3x Barlow lens to increase the effective focal length. The 150mm aperture is capable of resolving cloud bands on Jupiter and the Cassini Division in Saturn's rings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the Quattro 150P?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe optical tube weighs 12.6 pounds. For astrophotography, you will want a stable German equatorial mount with a payload capacity of at least 20-25 pounds to comfortably handle the telescope, camera, and any guiding equipment. Mounts in the Sky-Watcher EQM-35, HEQ5, or EQ6-R Pro class are excellent choices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between the Quattro 150P and a standard 6\" f\/5 Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe main difference is speed. The Quattro 150P's f\/3.9 focal ratio is significantly faster than a typical f\/5 Newtonian, allowing for much shorter exposure times. The Quattro also includes an oversized secondary mirror for better camera sensor illumination and comes bundled with a coma corrector, an accessory you would need to purchase separately for a standard Newtonian.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the 42% central obstruction of the Quattro 150P affect visual observing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 42% central obstruction (by diameter) is larger than what is typically found on a visual Newtonian. This is an intentional design choice to provide even illumination to large camera sensors. For visual use, this will cause a slight reduction in peak contrast on very high-magnification targets like planets, but it is generally not noticeable when observing faint, wide-field deep-sky objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Aperture\u003c\/td\u003e\n\u003ctd\u003e150mm (6\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e600mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/3.9\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Coatings\u003c\/td\u003e\n\u003ctd\u003eProtected Aluminum with 94% reflectivity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlass Type\u003c\/td\u003e\n\u003ctd\u003eBorosilicate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e64mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Obstruction (by diameter)\u003c\/td\u003e\n\u003ctd\u003e42%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Obstruction (by area)\u003c\/td\u003e\n\u003ctd\u003e18%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual-Speed Crayford\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e40% more than a 5\" telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDawes Limit\u003c\/td\u003e\n\u003ctd\u003e0.77 arcseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRayleigh Limit\u003c\/td\u003e\n\u003ctd\u003e0.93 arcseconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Magnitude\u003c\/td\u003e\n\u003ctd\u003e13.36\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Magnification\u003c\/td\u003e\n\u003ctd\u003e295x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Magnification\u003c\/td\u003e\n\u003ctd\u003e21x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e22\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Outer Diameter\u003c\/td\u003e\n\u003ctd\u003e7.25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight (with accessories)\u003c\/td\u003e\n\u003ctd\u003e12.6 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e050234112055\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eQuattro 150P Newtonian OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eComa Corrector\/Reducer\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e22mm 70° Ultra Wide Eyepiece (1.25\")\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e6x30 Finderscope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTube Rings with V-Style Dovetail Plate\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" to 1.25\" Eyepiece Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher_Quattro_200P_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Sky-Watcher Quattro 150P Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.skywatcherusa.com\/pages\/firmware-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.skywatcherusa.com\/pages\/apps\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M57.7 29.1C42.4 13.7 21.7 5.1 0 5.1V31.5c11.2 0 21.8 4.4 29.7 12.3L42.5 56.5c-3.1-3.1-6.4-5.9-9.9-8.2c-11.2-7.2-24.3-11.3-38-11.3v26.4c7.3 0 14.3 2.1 20.3 5.9l-12.4 12.4c-3.1-1.3-6.4-2.3-9.9-2.3C.8 79.3 0 91.5 0 104.5v26.4c15.2 0 29.4-6.2 39.6-16.4l14.4 14.4c-4.4 5.9-10.1 10.6-16.4 13.7V169c11.2 0 21.8-4.4 29.7-12.3l12.8 12.8c-3.1 3.1-6.4 5.9-9.9 8.2c-11.2 7.2-24.3 11.3-38 11.3v26.4c21.7 0 42.4-8.6 57.7-23.9L352 1.3l-294.3 27.8zM384 32c-17.7 0-32 14.3-32 32s14.3 32 32 32s32-14.3 32-32s-14.3-32-32-32zm-64 128c-17.7 0-32 14.3-32 32s14.3 32 32 32s32-14.3 32-32s-14.3-32-32-32zm128 128c-17.7 0-32 14.3-32 32s14.3 32 32 32s32-14.3 32-32s-14.3-32-32-32zm-64 128c-17.7 0-32 14.3-32 32s14.3 32 32 32s32-14.3 32-32s-14.3-32-32-32z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSynScan Pro App\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/sky-watcher-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSky-Watcher 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sky-Watcher","offers":[{"title":"Default Title","offer_id":44968036925725,"sku":"SW-S11205","price":920.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Sky-Watcher-Quattro-150P-6inch-S11205-1__48059.1661114770.1280.1280.jpg?v=1684348220"},{"product_id":"ioptron-150mm-f-4-imaging-newtonian","title":"iOptron 150mm f\/4 Imaging Newtonian","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e150mm (6\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e600mm Focal Length\u003c\/li\u003e\n\u003cli\u003eFast f\/4 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e10:1 Dual-Speed Crayford Focuser\u003c\/li\u003e\n\u003cli\u003eOTA Weight: 9 lbs. 10 oz.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eiOptron 150mm f\/4 Imaging Newtonian\u003c\/h2\u003e\n\u003cp\u003eThe iOptron 150mm f\/4 Imaging Newtonian is engineered for one primary purpose: capturing wide-field deep-sky images with minimal exposure time. Its 150mm aperture gathers significant light, while the fast f\/4 focal ratio and 600mm focal length create a bright, expansive field of view ideal for large nebulae and galaxies. Weighing just 9 lbs. 10 oz., this optical tube assembly (OTA) is built to perform on a wide range of mid-sized equatorial mounts without demanding observatory-class capacity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFast f\/4 Optics: 150mm Aperture for Wide-Field Imaging\u003c\/h3\u003e\n\u003cp\u003eThe optical system's f\/4 focal ratio is its defining feature, allowing you to collect four times the light in a given period compared to an f\/8 system of the same aperture. This dramatic reduction in exposure time means you can capture fainter details in objects like the North American Nebula (NGC 7000) or the Andromeda Galaxy (M31) before tracking errors or skyglow can degrade the image. The 600mm focal length is a sweet spot, providing enough image scale to resolve details in star clusters while being wide enough to frame entire nebular complexes with a typical APS-C or smaller sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Ready Mechanics: A 10:1 Focuser in a 9 lb. OTA\u003c\/h3\u003e\n\u003cp\u003eAchieving critical focus is non-negotiable with a fast optical system, and the included 10:1 dual-speed Crayford focuser provides the necessary precision for the task. The fine-focus knob allows for minute adjustments, ensuring your stars are perfectly sharp. At a manageable 22 inches in length and a weight of 9 lbs. 10 oz., this OTA pairs well with modern, transportable equatorial mounts. A 2-inch, 35mm long extension tube is included to help achieve the correct spacing for various cameras and accessories.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComa Correction (Required):\u003c\/strong\u003e Like all fast Newtonian reflectors, this f\/4 optical system will exhibit coma at the edges of the field. A third-party coma corrector is essential to achieve sharp, point-like stars across your entire imaging sensor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Hardware (Required):\u003c\/strong\u003e This is an optical tube assembly only. You will need to supply your own tube rings and a dovetail mounting bar appropriate for your equatorial mount.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is needed for the iOptron 150mm f\/4 Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith an OTA weight of 9 lbs. 10 oz., you should use a German Equatorial Mount with a payload capacity of at least 20-25 lbs for imaging. This ensures stability and tracking accuracy. Mounts like the iOptron GEM28 or CEM26, or other similar-class mounts, are a good match.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I absolutely need a coma corrector with this iOptron f\/4 telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. For astrophotography, a coma corrector is considered an essential accessory for any Newtonian telescope with a focal ratio of f\/5 or faster. Without one, stars towards the edge of your images will appear elongated or comet-shaped. A corrector will ensure your stars are round and sharp across the entire frame.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the iOptron 150mm f\/4 perform on the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis telescope is exceptionally well-suited for imaging the Andromeda Galaxy. Its 600mm focal length, when paired with a common APS-C sensor, can frame the entire galaxy, including its faint outer arms and satellite galaxies M32 and M110. The fast f\/4 optics will help you capture significant detail and color in the dust lanes with relatively short sub-exposures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the iOptron 150mm f\/4 good for viewing or imaging planets like Jupiter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile you can certainly see planets with this telescope, it is not its primary design. The short 600mm focal length is optimized for wide-field deep-sky objects, not high-magnification planetary work. To get a detailed view of Jupiter's cloud bands or Saturn's rings, you would need to use a high-quality 3x or 5x Barlow lens to increase the effective focal length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the included 2\" extension tube for?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe included 35mm long, 2\" diameter extension tube is used to help your camera reach focus. Different cameras (DSLR, mirrorless, dedicated astronomy cameras) have different sensor depths. The extension tube adds extra length to the focuser drawtube, ensuring you have enough \"out-travel\" to achieve a sharp focus with your specific imaging setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes this iOptron imaging newtonian come with tube rings and a dovetail bar?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this product is the optical tube assembly (OTA) only. It does not include tube rings or a dovetail mounting bar. You will need to purchase these items separately based on the 7-inch outside diameter of the tube and the type of saddle plate on your mount (Vixen-style or Losmandy-style).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear Aperture\u003c\/td\u003e\n\u003ctd\u003e150mm (6\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e600mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e10:1 Dual-Speed Crayford\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e22 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Outside Diameter\u003c\/td\u003e\n\u003ctd\u003e7 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e9 lbs. 10 oz.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Extension Tube\u003c\/td\u003e\n\u003ctd\u003e2\" Diameter, 35mm Length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e17 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e26 x 15 x 10 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e150mm f\/4 Imaging Newtonian OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" Extension Tube (35mm)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/ioptron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eiOptron 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iOptron","offers":[{"title":"Default Title","offer_id":47391546769693,"sku":"IOP-6311","price":641.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/iOptron-150mm-imaging-newtonian.jpg?v=1704394648"},{"product_id":"ioptron-200mm-f-4-imaging-newtonian","title":"iOptron 200mm f\/4 Imaging Newtonian","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e200mm (8\") Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e800mm Focal Length\u003c\/li\u003e\n\u003cli\u003eFast f\/4 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e10:1 Dual-Speed Crayford Focuser\u003c\/li\u003e\n\u003cli\u003eOTA Weight: 20 lbs 6 oz\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eiOptron 200mm f\/4 Imaging Newtonian\u003c\/h2\u003e\n\u003cp\u003eThe iOptron 200mm f\/4 Imaging Newtonian combines a large 200mm aperture with a fast 800mm focal length, creating an f\/4 optical system designed for deep-sky astrophotography. Weighing in at 20 lbs 6 oz, this Optical Tube Assembly (OTA) is built to gather significant light on large targets while remaining manageable for a wide range of equatorial mounts. The design is centered around a 10:1 dual-speed Crayford focuser, delivering the critical focus precision required for modern imaging sensors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e200mm f\/4 Optics: Capture More Light in Less Time\u003c\/h3\u003e\n\u003cp\u003eThe core of this telescope is its fast f\/4 optical system. Compared to a more common f\/5 Newtonian of the same aperture, an f\/4 instrument captures the same amount of light in significantly less time, allowing you to complete projects faster or go deeper on faint targets. The 200mm primary mirror provides ample light-gathering power to resolve details in galaxies and bring out faint structures in nebulae, while the 800mm focal length offers a wide field of view perfect for framing large targets like the Andromeda Galaxy (M31) or the Veil Nebula complex.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Ready Mechanics: A 10:1 Crayford Focuser and 20 lb OTA\u003c\/h3\u003e\n\u003cp\u003eAchieving perfect focus with a fast optical system is critical, and the included 10:1 dual-speed Crayford focuser is built for this task. The fine-focus knob allows for minute adjustments, eliminating image shift and ensuring stars are perfectly sharp. At a weight of 20 lbs 6 oz and a length of 27.75 inches, this OTA requires a stable equatorial mount in the 40-pound payload class or higher for reliable, long-exposure imaging. The package also includes a 35mm-long, 2-inch diameter extension tube to help achieve focus with a variety of camera and accessory combinations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe f\/4 Advantage: iOptron 200mm vs. a Standard f\/5 Newtonian\u003c\/h3\u003e\n\u003cp\u003eWhile an f\/5 Newtonian is often more forgiving to collimate and exhibits less natural coma, the iOptron 200mm f\/4 provides one overriding benefit for the dedicated imager: speed. Shorter sub-exposures reduce the demands on your mount's tracking and autoguiding, which can be the difference between a successful night and a lost one. This speed allows you to gather more data in the limited hours of darkness, a crucial factor for producing high-quality images. To get the most out of this OTA, precise collimation and the use of a third-party coma corrector are essential to achieve sharp stars across the entire field.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the iOptron 200mm f\/4 Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor astrophotography, the OTA's weight of \u003cstrong\u003e20 lbs 6 oz\u003c\/strong\u003e requires a robust equatorial mount. As a general rule, the OTA weight should not exceed 50-60% of the mount's stated payload capacity. Therefore, a mount with a payload capacity of at least 40 lbs is recommended for stable, long-exposure imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the 10:1 dual-speed Crayford focuser on this 200mm Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e10:1 dual-speed focuser\u003c\/strong\u003e is critical for imaging with a fast f\/4 telescope. The coarse knob allows for quick initial focusing, while the fine-adjustment knob moves the focuser drawtube ten times slower. This precision is necessary to hit the very narrow critical focus zone of an f\/4 system, ensuring your stars are as sharp as possible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a coma corrector with the iOptron 200mm f\/4 OTA?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. All fast Newtonian reflectors inherently produce an optical aberration called coma, which makes stars at the edge of the field of view appear elongated. For imaging, a coma corrector is considered an essential accessory to achieve sharp, point-like stars across the entire sensor. This OTA does not include one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the 800mm focal length of the iOptron Newtonian affect my choice of deep-sky targets?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e800mm focal length\u003c\/strong\u003e provides a relatively wide field of view, making it ideal for large deep-sky objects. It is perfectly suited for framing targets such as:\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe North America Nebula (NGC 7000)\u003c\/li\u003e\n\u003cli\u003eThe Andromeda Galaxy (M31)\u003c\/li\u003e\n\u003cli\u003eThe Orion Nebula (M42)\u003c\/li\u003e\n\u003cli\u003eThe Veil Nebula complex in Cygnus\u003c\/li\u003e\n\u003c\/ul\u003e\nFor smaller targets like most galaxies and planetary nebulae, this focal length still provides enough image scale to capture significant detail.\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the iOptron 200mm f\/4 Newtonian good for planetary imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile this telescope is optimized for deep-sky imaging, it can be used for planetary work. To achieve the high magnification needed for planets like Jupiter and Saturn, you will need to use a 3x or 5x Barlow lens. This will increase the effective focal length and make it easier to capture fine details in planetary atmospheres. However, its primary strength remains wide-field, deep-sky astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the included 35mm extension tube do?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe included \u003cstrong\u003e2\" diameter, 35mm extension tube\u003c\/strong\u003e is used to push the camera further back from the focuser to reach the focal plane. Depending on your specific camera, filter wheel, or off-axis guider, you may need this extra back-focus travel. It threads into the focuser to provide a rigid, non-flexing extension.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear Aperture\u003c\/td\u003e\n\u003ctd\u003e200mm (8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e800mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e10:1 dual-speed Crayford\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e27.75 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Outside Diameter\u003c\/td\u003e\n\u003ctd\u003e9.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e20 lbs 6 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Extension Tube\u003c\/td\u003e\n\u003ctd\u003e2\" diameter, 35mm length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e29 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e34 x 16 x 13 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThis product includes the Optical Tube Assembly (OTA) and a 35mm extension tube only. Tube rings, a dovetail bar, finder scope, and other mounting accessories are not included.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThis optical tube assembly does not require software and does not have a dedicated manual available for download.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/ioptron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eiOptron 2-Year Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iOptron","offers":[{"title":"Default Title","offer_id":47391575441693,"sku":"IOP-6312","price":879.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/iOptron-200mm-Imaging-Newtonian.jpg?v=1704921679"},{"product_id":"ioptron-250mm-f-4-imaging-newtonian","title":"iOptron 250mm f\/4 Imaging Newtonian","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e250mm (10\") Parabolic Primary Mirror\u003c\/li\u003e\n\u003cli\u003e1000mm Focal Length\u003c\/li\u003e\n\u003cli\u003eFast f\/4 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e10:1 Dual-Speed Focuser\u003c\/li\u003e\n\u003cli\u003e34 lb 1 oz Optical Tube Assembly Weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eiOptron 250mm f\/4 Imaging Newtonian\u003c\/h2\u003e\n\u003cp\u003eThe iOptron 250mm f\/4 Imaging Newtonian combines a massive 250mm aperture with a fast f\/4 optical system to create a powerful instrument for deep-sky astrophotography. Its 1000mm focal length provides an ideal image scale for capturing galaxies and nebulae, while the 34 lb 1 oz optical tube assembly is built for serious imaging platforms. Fine focusing is achieved with a 10:1 dual-speed focuser, ensuring critically sharp stars across your field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e250mm f\/4 Optics: A Wide-Field, Light-Gathering Powerhouse\u003c\/h3\u003e\n\u003cp\u003eThe heart of this telescope is its 250mm (10-inch) primary mirror. This large aperture gathers a tremendous amount of light, allowing you to resolve faint details in distant celestial objects. Paired with a fast f\/4 focal ratio, this Newtonian drastically reduces required exposure times compared to slower f\/8 or f\/10 systems, letting you collect more data in a single night.\u003c\/p\u003e\n\u003cp\u003eThe 1000mm focal length offers a generous field of view, perfect for framing large targets like the Andromeda Galaxy (M31) or the North American Nebula (NGC 7000). For imagers using modern CMOS or DSLR cameras, this combination of aperture and speed is purpose-built for capturing high-signal, low-noise images of the deep sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Ready Design: 34 lb OTA with a 10:1 Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eEngineered for astrophotography, this OTA includes critical features for obtaining the best results. The 10:1 dual-speed focuser allows for precise, minute adjustments, which is essential for achieving perfect focus at a fast f\/4 focal ratio. An included 2-inch, 35mm long extension tube helps ensure your camera can reach focus with various imaging train configurations.\u003c\/p\u003e\n\u003cp\u003eAt 34 lb 1 oz, the optical tube requires a substantial equatorial mount with sufficient payload capacity to ensure stable, accurate tracking for long exposures. The 12-inch outside diameter means standard, widely available tube rings and accessories will be compatible with this instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e250mm vs. 200mm Newtonians: The 56% Light-Gathering Advantage\u003c\/h3\u003e\n\u003cp\u003eWhen choosing an imaging Newtonian, aperture is a primary consideration. Compared to a smaller 200mm (8-inch) Newtonian, the iOptron 250mm model offers a significant step up in light-gathering capability.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight Grasp:\u003c\/strong\u003e A 250mm mirror has approximately 56% more surface area than a 200mm mirror. This translates directly into brighter images and the ability to capture fainter details in the same amount of time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolution:\u003c\/strong\u003e The larger aperture also provides higher theoretical resolution, allowing you to resolve finer details in globular clusters like M13 or planetary nebulae like the Ring Nebula (M57), assuming good seeing conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount Requirements:\u003c\/strong\u003e The trade-off for this increase in aperture is weight. The 34 lb 1 oz OTA weight necessitates a more robust (and costly) mount than a typical 8-inch Newtonian requires.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the iOptron 250mm f\/4 Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith an optical tube weight of \u003cstrong\u003e34 lb 1 oz\u003c\/strong\u003e, you will need a robust equatorial mount. For imaging, a good rule of thumb is to keep the payload at 50-60% of the mount's stated capacity. Therefore, a mount in the 60-70 lb payload class (like an iOptron CEM70 or similar) is recommended for stable, precise tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the f\/4 focal ratio of the iOptron 250mm Newtonian affect imaging times?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe f\/4 focal ratio is considered very fast in astrophotography. Compared to an f\/8 system of the same aperture, an f\/4 system is four times faster. This means you can capture the same amount of signal in one-quarter of the time, allowing you to complete projects more quickly or go deeper on faint targets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the iOptron 250mm f\/4 Newtonian suitable for visual astronomy?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile designed for imaging, this telescope is also a capable visual instrument. The large \u003cstrong\u003e250mm aperture\u003c\/strong\u003e will provide stunning, bright views of deep-sky objects. However, the f\/4 focal ratio will be demanding on eyepieces and will show significant coma away from the center of the field without a visual coma corrector.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat accessories are needed to start imaging with the iOptron 250mm f\/4 OTA?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis product is an Optical Tube Assembly (OTA) only. To begin imaging, you will need to supply several key components separately:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube Rings and a Dovetail Plate:\u003c\/strong\u003e To attach the telescope to your mount.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA Coma Corrector:\u003c\/strong\u003e Essential for achieving sharp stars across the field with a fast f\/4 Newtonian.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA Finder Scope or Guide Scope:\u003c\/strong\u003e For locating objects and autoguiding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAn Equatorial Mount:\u003c\/strong\u003e With sufficient payload capacity (see above).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA Camera:\u003c\/strong\u003e A dedicated astronomy camera or DSLR.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the iOptron 250mm f\/4 Newtonian perform on large targets like the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e1000mm focal length\u003c\/strong\u003e combined with the f\/4 speed makes it an excellent choice for large targets like M31. When paired with a camera sensor like an APS-C or even full-frame (with a suitable coma corrector), you can frame the entire galaxy, including its faint outer arms, in a single shot while the \u003cstrong\u003e250mm aperture\u003c\/strong\u003e resolves dust lanes and star-forming regions within its spiral structure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a coma corrector with the iOptron 250mm f\/4 Imaging Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, for imaging, a coma corrector is considered mandatory for an f\/4 Newtonian. Coma is an optical aberration inherent to parabolic mirrors that makes stars at the edge of the field appear comet-shaped. A coma corrector is a lens assembly that corrects this, ensuring pinpoint stars across your entire camera sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear Aperture\u003c\/td\u003e\n\u003ctd\u003e250mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1000mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e10:1 dual-speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e34lb. 1oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside Diameter\u003c\/td\u003e\n\u003ctd\u003e12 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Tube\u003c\/td\u003e\n\u003ctd\u003e2\" diameter 35mm L |\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003einches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Weight (Shipping)\u003c\/td\u003e\n\u003ctd\u003e48 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e44 x 20 x 18 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/ioptron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eiOptron 2-Year Telescope Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iOptron","offers":[{"title":"Default Title","offer_id":47391767822621,"sku":"IOP-6313","price":1119.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/iOptron-250mm-Imaging-Newtonian.jpg?v=1704921597"},{"product_id":"ioptron-300mm-f-4-imaging-newtonian","title":"iOptron 300mm f\/4 Imaging Newtonian","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eClear Aperture:\u003c\/strong\u003e 300mm (11.8\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocal Ratio:\u003c\/strong\u003e f\/4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocal Length:\u003c\/strong\u003e 1200mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOTA Weight:\u003c\/strong\u003e 48 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocuser:\u003c\/strong\u003e 10:1 dual-speed\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eiOptron 300mm f\/4 Imaging Newtonian\u003c\/h2\u003e\n\u003cp\u003eThe iOptron 300mm f\/4 Imaging Newtonian combines a massive 300mm (11.8\") primary mirror with a fast f\/4 optical system to deliver a powerful instrument for deep-sky astrophotography. Its 1200mm focal length provides ideal image scale for large nebulae and galaxies, while the 48 lb optical tube assembly is built for stability. A precision 10:1 dual-speed focuser ensures you can achieve the critical focus required by the fast optical design.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e300mm Aperture and f\/4 Speed for Deep-Sky Imaging\u003c\/h3\u003e\n\u003cp\u003eThe core of this telescope is its large 300mm aperture, which gathers a tremendous amount of light to resolve faint details in distant galaxies and nebulae. Paired with a fast f\/4 focal ratio, this instrument significantly reduces required exposure times, allowing you to capture more data in a single night compared to slower f\/8 or f\/10 systems. This speed is a critical advantage for capturing faint, extended objects from the Messier and NGC catalogs.\u003c\/p\u003e\n\u003cp\u003eIt is important to note that all fast Newtonian reflectors exhibit coma at the edge of the field. To achieve pinpoint stars across the entire frame, pairing this OTA with a high-quality coma corrector is essential for serious imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA 48 lb OTA with a 10:1 Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eThis optical tube weighs in at a substantial 48 lbs and measures 45.5 inches in length, demanding a robust equatorial mount for stable, untrailed astrophotography. Mounts in the CEM70, EQ6-R, or a higher payload class are required to carry this instrument effectively. The solid construction ensures that the optical elements remain aligned during long imaging sessions.\u003c\/p\u003e\n\u003cp\u003eFor astrophotography, precise focus is non-negotiable. The included 10:1 dual-speed focuser allows for extremely fine adjustments, which is critical for hitting the narrow critical focus zone of an f\/4 optical system. This ensures your images are as sharp as the optics will allow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFraming Large Nebulae at a 1200mm Focal Length\u003c\/h3\u003e\n\u003cp\u003eThe 1200mm focal length provides a versatile image scale that is well-suited for a wide range of deep-sky targets. It can comfortably frame large objects like the Andromeda Galaxy (M31) or the Orion Nebula (M42) using common APS-C or full-frame sensors. This makes it an ideal workhorse for capturing showcase celestial objects in high resolution.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide-Field Capability:\u003c\/strong\u003e Captures expansive nebulae and star clusters in a single frame.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded Extension Tube:\u003c\/strong\u003e A 2-inch, 35mm long extension tube is included to help achieve the correct spacing for various cameras and accessory combinations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Resolution Views:\u003c\/strong\u003e The combination of large aperture and moderate focal length resolves fine details in planetary nebulae and globular clusters like the Hercules Cluster (M13).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the 48 lb iOptron 300mm f\/4 Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its 48 lb weight and 45.5-inch length, a heavy-duty equatorial mount is mandatory for astrophotography. Look for mounts with a payload capacity of at least 60-70 lbs to ensure stability and reliable tracking. Mounts like the iOptron CEM70, Sky-Watcher EQ8-R, or similar are appropriate choices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the iOptron 300mm f\/4 Imaging Newtonian frame a target like the Orion Nebula (M42)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith its 1200mm focal length, this telescope will provide a relatively tight field of view that is perfect for capturing the core of the Orion Nebula (M42), including the Trapezium, in high detail with most astronomy cameras. On a camera with an APS-C sensor, you will frame the brightest regions of the nebula beautifully, while a full-frame sensor will capture more of the surrounding nebulosity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a coma corrector with this iOptron Imaging Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. It is highly recommended. The fast f\/4 focal ratio inherent to this telescope's design will naturally produce coma, an optical aberration that makes stars at the edge of the field of view appear elongated. A coma corrector is a necessary accessory to achieve sharp, round stars across your entire image sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is an f\/4 focal ratio important for an imaging telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAn f\/4 system is considered \"fast\" because it allows the camera sensor to collect the same amount of light in a fraction of the time compared to a \"slower\" telescope (like an f\/8 or f\/10). For example, an f\/4 scope gathers light four times faster than an f\/8 scope. This means shorter sub-exposures, less chance for tracking errors to ruin a shot, and more total imaging time in a single session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the 10:1 dual-speed focuser used for?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 10:1 dual-speed focuser provides two focusing knobs. The larger knob makes coarse adjustments to get the image roughly in focus. The smaller knob moves the focuser 1\/10th as much for each rotation, allowing for the extremely precise, fine adjustments needed to achieve perfect focus for sharp, high-resolution astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of the included 2\" 35mm extension tube?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 35mm extension tube is used to adjust the spacing between the focuser and your camera. Different cameras, filter wheels, and off-axis guiders require different amounts of back focus. The extension tube helps ensure you can reach focus with a variety of imaging train configurations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear Aperture\u003c\/td\u003e\n\u003ctd\u003e300mm (11.8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e10:1 dual-speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Length\u003c\/td\u003e\n\u003ctd\u003e45.5 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Outside Diameter\u003c\/td\u003e\n\u003ctd\u003e14 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e48 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Tube\u003c\/td\u003e\n\u003ctd\u003e2\" diameter, 35mm length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight \u0026amp; Dimensions\u003c\/td\u003e\n\u003ctd\u003e65 lbs, 52 x 22 x 20 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e300mm f\/4 Newtonian Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" Extension Tube (35mm)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/ioptron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eiOptron 2-Year Telescope and 1-Year Accessory Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iOptron","offers":[{"title":"Default Title","offer_id":47391792136477,"sku":"IOP-6315","price":1539.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/iOptron-300mm-Imaging-Newtonian.jpg?v=1704921633"},{"product_id":"celestron-origin-intelligent-mark-ii-home-observatory","title":"Celestron Origin Mark II - Intelligent Home Observatory","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e152mm (6\") Rowe-Ackermann Schmidt Astrograph (RASA) Optics\u003c\/li\u003e\n\u003cli\u003eUltra-Fast f\/2.2 Focal Ratio for Short Exposures\u003c\/li\u003e\n\u003cli\u003e8.3 Megapixel Sony IMX678 Color CMOS Sensor\u003c\/li\u003e\n\u003cli\u003eFully Automated StarSense Alignment and Autofocus\u003c\/li\u003e\n\u003cli\u003eIntegrated 97.9 Wh Battery for 6+ Hours of Cordless Operation\u003c\/li\u003e\n\u003cli\u003eControl via Celestron Origin App for iOS and Android\u003c\/li\u003e\n\u003cli\u003eBuilt-in Dew Prevention System\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eCelestron Origin Mark II Intelligent Home Observatory\u003c\/h2\u003e\n\u003cp\u003eThe Celestron Origin Mark II redefines backyard astronomy by integrating a 152mm Rowe-Ackermann Schmidt Astrograph (RASA) with an ultra-fast f\/2.2 optical system and a 335mm focal length. Its 8.3 megapixel Sony IMX678 sensor, featuring 2.0μm pixels, captures a wide 1.32° x 0.75° field of view with a resolution of 1.48 arcseconds per pixel. The entire 41.6 lb system is powered by a 97.9 Wh LiFePO4 battery for over 6 hours of use and completes its automated alignment and focus routine in under two minutes, turning complex astrophotography into a simple, engaging experience controlled from your smartphone or tablet.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e152mm f\/2.2 RASA: Observatory-Grade Optics for Your Backyard\u003c\/h3\u003e\n\u003cp\u003eAt the core of the Origin is Celestron's patented 152mm Rowe-Ackermann Schmidt Astrograph optical design. This f\/2.2 system is radically faster than traditional telescopes, capturing 474 times more light than the human eye to reveal deep-sky objects with dramatically shorter exposures. Where a conventional telescope might require minutes of exposure time per frame, the Origin gathers enough data in seconds, delivering sharper, more detailed images by minimizing the impact of atmospheric turbulence and tracking errors.\u003c\/p\u003e\n\u003cp\u003eUnlike Newtonian or Schmidt-Cassegrain designs, the RASA places the 8.3MP sensor at the front of the optical tube, creating a direct, unobstructed light path enhanced by StarBright XLT coatings. This configuration produces a wide, flat field of view free of coma, ensuring stars remain pinpoints from edge to edge. It's the same technology trusted by professional researchers for satellite tracking, now engineered into a complete, backyard-ready observatory.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e8.3MP Sony IMX678 Sensor with Real-Time Image Stacking\u003c\/h3\u003e\n\u003cp\u003eThe Origin Mark II pairs its powerful optics with a back-illuminated Sony IMX678 color CMOS sensor, delivering a resolution of 3856 x 2180 pixels. Its small 2.0μm pixels are perfectly matched to the telescope's 335mm focal length, achieving a fine image scale of 1.48 arcseconds per pixel to resolve intricate details in galaxies and nebulae. As the Origin captures data, onboard AI algorithms continuously stack and process each frame in real time.\u003c\/p\u003e\n\u003cp\u003eThis automated processing sharpens details and reduces noise, bringing out faint colors and structures that would be invisible through a traditional eyepiece. It is not generative AI; the system enhances your own captured data, delivering a final image that is 100% yours. You see the image build on your screen, transforming from a faint smudge into a vibrant celestial portrait within moments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUnder 2 Minutes from Power-On to Imaging with StarSense\u003c\/h3\u003e\n\u003cp\u003eThe complexity of polar alignment, star-hopping, and manual focusing is completely eliminated. Simply place the Origin outside, power it on, and connect to the Celestron Origin app. In less than two minutes, the integrated StarSense technology automatically scans the sky, matches the star patterns against its internal database, and calculates its precise position. The system then performs a rapid autofocus routine, and you receive a notification that it's ready to image.\u003c\/p\u003e\n\u003cp\u003eThe intuitive app, powered by SkySafari, features a planetarium interface that makes finding objects effortless. Select a target from the \"Tonight's Best\" list or simply point your phone at the sky and tap on an object to begin. Origin's computerized GoTo altazimuth mount slews to the target and centers it perfectly, allowing you to start imaging with a single press of a button.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAn All-in-One System: A 97.9 Wh Battery and Automated Dew Prevention\u003c\/h3\u003e\n\u003cp\u003eDesigned as a self-sufficient observatory, the Origin features an integrated 97.9 Wh LiFePO4 battery that provides over 6 hours of continuous imaging, freeing you from external power supplies. An automated heating element on the front lens constantly monitors and prevents dew formation, ensuring your optics remain clear all night. Cooling fans for both the optics and the Raspberry Pi 4 B computer maintain thermal stability for consistent performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Filter Drawer:\u003c\/strong\u003e An easily accessible drawer accepts both 1.25\" and 2\" filters, allowing you to use nebula or light pollution filters to enhance your images from urban skies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Connectivity:\u003c\/strong\u003e Two USB-A ports on the optical tube allow you to download raw image files directly to a thumb drive for advanced processing. An Ethernet port provides a hardwired connection, while a USB-A port on the mount can charge your mobile device during an imaging session.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShared Experience:\u003c\/strong\u003e Multiple users can connect to the Origin simultaneously with their own devices, sharing the live view as it develops. You can also cast the feed to a smart TV for a group viewing experience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Celestron Origin Mark II's f\/2.2 RASA design compare to a traditional SCT for imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Origin's f\/2.2 RASA optics are significantly faster than a typical f\/10 Schmidt-Cassegrain Telescope (SCT). This speed advantage means the Origin can gather the same amount of light in a fraction of the time, allowing for much shorter exposures. This reduces tracking demands and makes the system less susceptible to atmospheric instability, resulting in sharper images captured more quickly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of detail can I expect from the Origin Mark II on the Orion Nebula (M42)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eOn a target like the Orion Nebula (M42), the Origin Mark II's 152mm aperture and fast optics will resolve the four central stars of the Trapezium, along with the intricate gas and dust structures in the surrounding nebula. The system's real-time stacking will progressively reveal the faint outer wings and subtle color variations, from hydrogen-alpha reds to oxygen-III blues, creating a detailed image far beyond what is visible to the naked eye.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AI image processing in the Origin Mark II app altering my original data?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. The AI algorithms perform standard astrophotography processing steps—such as stacking, noise reduction, and sharpening—in real time. It is not generative AI and does not add any information that wasn't in the original frames. For those who prefer manual control, the Origin can save all the raw, unprocessed images, which you can download via USB for processing with your own software.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use my own filters with the Celestron Origin Mark II?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Origin has an integrated filter drawer located on the optical tube that accepts standard \u003cstrong\u003e1.25\" and 2\" mounted filters\u003c\/strong\u003e. This allows you to use light pollution suppression filters, narrowband filters for nebulae, or other specialized filters to enhance your images depending on your target and sky conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Origin Mark II perform on planets like Jupiter from a light-polluted suburb?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile the Origin's wide 1.32° x 0.75° field of view is optimized for deep-sky objects like galaxies and nebulae, it can still capture planets. From a suburb, you will be able to see Jupiter's primary cloud bands and its four Galilean moons. However, for high-magnification planetary imaging, a telescope with a much longer focal length (like a traditional SCT) is the preferred instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 41% central obstruction of the Origin Mark II a problem for image contrast?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 41% central obstruction is a direct trade-off for the incredibly fast f\/2.2 focal ratio. While a large obstruction can slightly reduce contrast on high-resolution planetary targets, its effect on deep-sky objects is minimal and vastly outweighed by the light-gathering advantage. The system's ability to capture immense amounts of data quickly produces deep-sky images with excellent signal-to-noise ratio and detail.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eOptical System\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eRowe-Ackermann Schmidt Astrograph (RASA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e152mm (5.98\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e335mm (13.18\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/2.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eStarBright XLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCentral Obstruction\u003c\/td\u003e\n\u003ctd\u003e63mm (41% of aperture diameter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLight Gathering Power\u003c\/td\u003e\n\u003ctd\u003e474x (compared to human eye)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003eCG-5 Style Bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eImaging System\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Sensor\u003c\/td\u003e\n\u003ctd\u003eSony IMX678-AAQR1 Color CMOS (back-illuminated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Size\u003c\/td\u003e\n\u003ctd\u003e8.9mm diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e8.3 Megapixels (3856 x 2180)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePixel Size\u003c\/td\u003e\n\u003ctd\u003e2.0μm x 2.0μm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField of View\u003c\/td\u003e\n\u003ctd\u003e1.32° x 0.75°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Scale\u003c\/td\u003e\n\u003ctd\u003e1.48 arcsec\/pixel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003eMount \u0026amp; Electronics\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eComputerized GoTo Altazimuth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard Computer\u003c\/td\u003e\n\u003ctd\u003eRaspberry Pi 4 Model B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlignment Procedure\u003c\/td\u003e\n\u003ctd\u003eStarSense Automatic Alignment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocus Control\u003c\/td\u003e\n\u003ctd\u003eAutofocus or manual control via app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDew Prevention\u003c\/td\u003e\n\u003ctd\u003eFully automated integrated heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePorts\u003c\/td\u003e\n\u003ctd\u003e2x USB-A (OTA), 1x USB-A (Mount, charging only), 1x Ethernet, 6x Auxiliary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003ePower\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003eIntegrated LiFePO4, 97.9 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Life\u003c\/td\u003e\n\u003ctd\u003e6+ hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Input\u003c\/td\u003e\n\u003ctd\u003e12V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd colspan=\"2\"\u003e\u003cstrong\u003ePhysical Specifications\u003c\/strong\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Assembled Weight\u003c\/td\u003e\n\u003ctd\u003e41.6 lb (18.87 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e10.6 lb (4.8 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Weight\u003c\/td\u003e\n\u003ctd\u003e17 lb (7.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod Weight\u003c\/td\u003e\n\u003ctd\u003e14 lb (6.35 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembled Dimensions\u003c\/td\u003e\n\u003ctd\u003e24\" L x 26\" W x 48\" H (609.6mm x 660.4mm x 1219.2mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eOrigin Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003ewith integrated camera, computer, and filter drawer\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eOrigin Computerized GoTo Altazimuth Mount\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eOrigin Tripod\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRemovable Dew Shield \/ Lens Shade\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e12V DC Power Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003efor charging and AC operation\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eOptical Tube Dust Cap\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron_Download_Origin_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Origin Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-RASA-Optics-Whitepaper.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload RASA Optics Whitepaper\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.celestron.com\/pages\/drivers-and-software\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Celestron Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/celestron-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eCelestron 2-Year Limited Warranty\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":50501754519837,"sku":"CEL-12100","price":5976.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Celestron-Origin-Mark-II-1.jpg?v=1760572183"},{"product_id":"askar-n160-f-3-6-newtonian","title":"Askar N160 f\/3.6 Newtonian","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e160mm Aperture Parabolic Mirror\u003c\/li\u003e\n\u003cli\u003ef\/3.4 Focal Ratio with Included 0.95x Corrector\u003c\/li\u003e\n\u003cli\u003e544mm Corrected Focal Length\u003c\/li\u003e\n\u003cli\u003eCarbon Fiber Tube Construction\u003c\/li\u003e\n\u003cli\u003e3.97kg Optical Tube Assembly Weight\u003c\/li\u003e\n\u003cli\u003eDesigned for APS-C (28mm) Image Circles\u003c\/li\u003e\n\u003cli\u003eStandard 55mm Back Focus from M48 Threads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eAskar N160 f\/3.6 Newtonian Astrograph\u003c\/h2\u003e\n\u003cp\u003eThe Askar N160 f\/3.6 Newtonian combines a 160mm parabolic primary mirror with an included 0.95x triplet coma corrector to create an exceptionally fast f\/3.4, 544mm focal length imaging system. Weighing just 3.97kg, the carbon fiber optical tube is optimized for deep-sky astrophotography with APS-C format sensors, delivering a 0.73\" theoretical resolution. The integrated corrector provides a standard 55mm back focus from its M48x0.75 threads, simplifying camera and accessory integration for capturing wide-field targets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFast f\/3.4 Imaging: 160mm Aperture with a 0.95x Corrector\u003c\/h3\u003e\n\u003cp\u003eThe optical system is built for speed and light-gathering power. The 160mm primary mirror collects significant signal, while the f\/3.4 corrected focal ratio allows you to capture faint details in nebulae and galaxies with shorter sub-exposure times. This reduces demands on your mount's tracking accuracy and allows more data to be collected in a single session.\u003c\/p\u003e\n\u003cp\u003eThe included 0.95x triplet corrector is essential for a fast Newtonian, sharpening stars across the APS-C (28mm) image circle and preventing the characteristic comatic aberration that affects parabolic mirrors. With the corrector, the focal length is a wide-field 544mm, perfect for framing large targets like the North American Nebula (NGC 7000) or the Andromeda Galaxy (M31).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCarbon Fiber Tube: A 3.97kg OTA for Thermal Stability\u003c\/h3\u003e\n\u003cp\u003eConstructed from carbon fiber, the optical tube offers superior thermal stability compared to aluminum. This minimizes focus shift during long imaging sessions as ambient temperatures drop, keeping your stars sharp from dusk till dawn. The material choice also contributes to the low optical tube weight of just 3.97kg.\u003c\/p\u003e\n\u003cp\u003eEven when fully equipped with the included tube rings, 230mm dovetail plate, and corrector, the gross weight is only 5.2kg. This makes the N160 compatible with a wide range of mid-capacity equatorial mounts, creating a portable deep-sky imaging rig that doesn't require a massive, observatory-class platform.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAPS-C Optimized: 55mm Back Focus and M48 Threads\u003c\/h3\u003e\n\u003cp\u003eThe Askar N160 is engineered for seamless integration into modern astrophotography workflows. The corrector terminates in a standard M48x0.75 male thread, and the system is designed to achieve critical focus at a 55mm distance from this thread's shoulder. This industry-standard spacing is compatible with most dedicated astronomy cameras, filter wheels, and off-axis guiders right out of the box.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAPS-C Format:\u003c\/strong\u003e The triplet corrector is designed to fully illuminate APS-C sensors, providing a corrected and unvignetted field of 28mm. This makes it an ideal match for popular cameras using sensors like the IMX571.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Spacing:\u003c\/strong\u003e The package includes sets of 0.1mm, 0.2mm, and 0.3mm shims, allowing you to fine-tune the 55mm back focus to compensate for filter thickness or sensor-plane variations, ensuring optimal optical correction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrade-off:\u003c\/strong\u003e While excellent for APS-C, this system is not designed to illuminate full-frame sensors without some vignetting at the corners.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the Askar N160?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith a fully loaded weight of 5.2kg (11.5 lbs), the Askar N160 is well-suited for equatorial mounts with a payload capacity of at least 20-25 lbs for imaging. This ensures stable tracking and guiding. Mounts like the Sky-Watcher HEQ5, iOptron GEM28, or Celestron Advanced VX are appropriate choices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Askar N160 compatible with full-frame cameras?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the Askar N160 and its included 0.95x corrector are specifically designed to provide a corrected image circle of 28mm, which is ideal for \u003cstrong\u003eAPS-C format sensors\u003c\/strong\u003e. While a full-frame camera can be attached, you will experience significant vignetting and edge-of-field aberrations beyond the specified image circle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I achieve the 55mm back focus with the Askar N160?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 55mm back focus is measured from the shoulder of the M48x0.75 male thread on the corrector. You must ensure the total light path distance of all accessories between the corrector and your camera sensor is exactly 55mm. A typical setup includes a 2\" filter drawer or wheel and any necessary extension tubes. The included shims can be used for precise final adjustments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the Askar N160's carbon fiber tube?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary benefit of the carbon fiber tube is its low coefficient of thermal expansion. This means it does not shrink or expand significantly with temperature changes throughout the night, which helps keep the telescope in focus for longer periods. It also contributes to the OTA's low weight of just 3.97kg, making it more portable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the Askar N160 frame large targets like the Veil Nebula complex?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Askar N160's 544mm focal length is excellent for large deep-sky objects. When paired with a common APS-C sensor (like the Sony IMX571), it produces a field of view of approximately 2.5° x 1.7°. This is wide enough to capture the entire Veil Nebula complex, including both the Eastern Veil (NGC 6992) and Western Veil (NGC 6960), in a single frame with room to spare.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Askar N160 for visual astronomy or planetary imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile the Askar N160 is designed as an astrograph for photography, you can use it for visual observing by adding a 2\" eyepiece holder and eyepiece. However, its very fast focal ratio may be demanding on eyepieces. For planetary imaging of targets like Jupiter or Saturn, its 544mm focal length is quite short; you would need a powerful Barlow lens (5x or more) to achieve the necessary image scale, which can be challenging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture Size\u003c\/td\u003e\n\u003ctd\u003e160mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e576mm (without Corrector) \/ 544mm (with Corrector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/3.6 (without Corrector) \/ f\/3.4 (with Corrector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Type\u003c\/td\u003e\n\u003ctd\u003eParabolic mirror\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector Type\u003c\/td\u003e\n\u003ctd\u003eTriplet design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector Reduction Factor\u003c\/td\u003e\n\u003ctd\u003e0.95x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage Circle\u003c\/td\u003e\n\u003ctd\u003e28mm (APS-C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e0.73\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack Focus\u003c\/td\u003e\n\u003ctd\u003e55mm (from M48 thread)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear Thread\u003c\/td\u003e\n\u003ctd\u003eM48 x 0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon Fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Length\u003c\/td\u003e\n\u003ctd\u003e467mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Outer Diameter\u003c\/td\u003e\n\u003ctd\u003e193mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Minor Axis\u003c\/td\u003e\n\u003ctd\u003e61mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOTA Weight\u003c\/td\u003e\n\u003ctd\u003e3.97kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector Weight\u003c\/td\u003e\n\u003ctd\u003e0.22kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGross Weight\u003c\/td\u003e\n\u003ctd\u003e5.2kg (including handle, tube rings, dovetail plate, and corrector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAskar N160 OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eTube Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 Pair\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e230mm Dovetail Plate\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMultifunctional Handle\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e0.95x Coma Corrector\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eM58 to M48 Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e0.1mm Shim\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e0.2mm Shim\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e0.3mm Shim\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eInstruction Manual\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Askar_N160_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/www.sharpstar-optics.com\/download_list_1\/7.html\" target=\"_blank\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 640 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" d=\"M128 32C92.7 32 64 60.7 64 96l0 256 64 0 0-256 384 0 0 256 64 0 0-256c0-35.3-28.7-64-64-64L128 32zM19.2 384C8.6 384 0 392.6 0 403.2C0 445.6 34.4 480 76.8 480l486.4 0c42.4 0 76.8-34.4 76.8-76.8c0-10.6-8.6-19.2-19.2-19.2L19.2 384z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e \n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Software\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/askar-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eAskar 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":52662253158685,"sku":"ASK-N160","price":1538.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Askar-N160-Newtonian.jpg?v=1785458015"},{"product_id":"explore-scientific-es-on15476","title":"Explore Scientific 6-inch Dobsonian Reflector Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e154mm (6-inch) Primary Mirror\u003c\/li\u003e\n\u003cli\u003e1170mm Focal Length\u003c\/li\u003e\n\u003cli\u003ef\/7.6 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e2-inch Crayford-style Focuser with 1.25-inch Adapter\u003c\/li\u003e\n\u003cli\u003eDobsonian Mount with Spring Tension System\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003e6-inch Dobsonian Reflector Telescope\u003c\/h2\u003e\n\u003cp\u003eThe 6-inch Dobsonian Reflector Telescope combines a 154mm primary mirror with a 1170mm focal length to deliver sharply focused views of the solar system and beyond. Its f\/7.6 focal ratio provides high-contrast images that are forgiving of collimation and eyepiece selection. With an optical tube weighing just 11 lbs 14.3 oz and a base at 19 lbs 6 oz, this telescope is a portable and powerful instrument for backyard astronomy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e154mm f\/7.6 Optics: Resolving Power for Planets and Deep Sky\u003c\/h3\u003e\n\u003cp\u003eThe 154mm parabolic primary mirror is the core of this telescope, gathering enough light to resolve details that are invisible to smaller scopes. You can clearly see the cloud bands of Jupiter, the rings of Saturn, and the phases of Venus. The 1170mm focal length and moderate f\/7.6 ratio create a versatile system that excels at both planetary and deep-sky observation without requiring exotic, expensive eyepieces to produce sharp stars edge-to-edge.\u003c\/p\u003e\n\u003cp\u003eThis optical design is also excellent for breaking up brighter deep-sky objects. You can resolve individual stars in the Hercules Cluster (M13) and trace the faint dust lanes of the Orion Nebula (M42). The included 26mm Plössl eyepiece yields 47x magnification, a perfect starting point for locating and framing these celestial targets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eIntuitive Dobsonian Mount with a 2-Inch Crayford Focuser\u003c\/h3\u003e\n\u003cp\u003eThe Dobsonian mount is famously simple, allowing you to point the telescope anywhere in the sky with intuitive push-pull motions. This model features a spring tension system that ensures smooth, controlled movements, keeping your target centered even at high magnification. Setup is minimal; just place the base on the ground, set the optical tube in the cradle, and you are ready to observe.\u003c\/p\u003e\n\u003cp\u003eA key upgrade is the 2-inch Crayford-style focuser with a 1.25-inch adapter. This backlash-free design provides fine focus control critical for planetary detail and allows you to use premium 2-inch wide-field eyepieces. This opens up the possibility for immersive, \"spacewalk\" views of the Milky Way that 1.25-inch focusers cannot accommodate.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePortability Showdown: The 11 lb Tube of the 6-inch vs. an 8-inch Model\u003c\/h3\u003e\n\u003cp\u003eWhile an 8-inch Dobsonian offers superior light-gathering, its advantage is often negated if it's too heavy to move. The 6-inch model hits a sweet spot of capability and portability. The optical tube weighs only 11 lbs 14.3 oz, making it a single-hand carry for most adults, and the 19 lbs 6 oz base is equally manageable.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompetitor (8-inch Dobsonian):\u003c\/strong\u003e Gathers significantly more light, revealing fainter details in galaxies and resolving dimmer globular clusters. However, it is substantially heavier and bulkier, making it more challenging to transport and set up.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThis Scope (6-inch Dobsonian):\u003c\/strong\u003e Its lighter weight means you'll take it out more often. It also acclimates to ambient temperature faster than a larger mirror, getting you to high-quality observing sooner. For those with limited storage space or who need to travel to dark sites, the 6-inch is the more practical choice.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I realistically see with this 6-inch Dobsonian telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith its 154mm aperture, you can see a wealth of detail. In our solar system, you'll resolve Jupiter's main cloud belts and its four Galilean moons, Saturn's rings, the phases of Venus, and polar ice caps on Mars when it's close. For deep-sky objects, you can view the entirety of the Orion Nebula (M42), the Andromeda Galaxy (M31), and dozens of star clusters and brighter nebulae.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the 6-inch Dobsonian perform on Jupiter with the included 26mm eyepiece?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe included 26mm eyepiece provides 47x magnification, which is ideal for locating Jupiter and seeing it as a distinct disk with its four largest moons. To see details like the Great Red Spot or finer cloud belts, you will want to add a higher-power eyepiece (like a 9mm or 6mm) and possibly a 2x Barlow lens to push the magnification over 100x on nights of steady seeing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 6-inch Dobsonian easy to set up for a beginner?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, it's one of the easiest telescope designs to use. The base comes ready to assemble with included tools, and once built, setup is just two pieces: the base and the optical tube. There are no complex electronics or polar alignment procedures. You simply place it on the ground and start observing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use 2-inch eyepieces with this 6-inch Dobsonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. This telescope includes a 2-inch Crayford-style focuser, which is a major feature at this price point. It comes with a 1.25-inch adapter for the included eyepiece, but you can remove the adapter to use 2-inch eyepieces for breathtaking, wide-field views of star fields and large nebulae.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow portable is this 6-inch Dobsonian telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eIt's very portable. The optical tube weighs \u003cstrong\u003e11 lbs 14.3 oz\u003c\/strong\u003e and the base weighs \u003cstrong\u003e19 lbs 6 oz\u003c\/strong\u003e. The two components can be easily carried separately and will fit across the back seat of a small car, making it an excellent choice for taking to dark-sky locations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat's the best way to find objects like the Andromeda Galaxy (M31) with this scope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eStart with the included 26mm eyepiece for the widest field of view (47x). Use the included red-dot finder to align the telescope with a bright star near your target. From there, use a star chart or app to \"star hop\" to the location of the Andromeda Galaxy (M31). Under dark skies, it will appear as a faint, elongated cloud of light in the eyepiece.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e154mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1170mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e11 lbs 14.3 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Weight\u003c\/td\u003e\n\u003ctd\u003e19 lbs 6 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eDobsonian\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Explore_Scientific_ES-ON15476_6in_Dobsonian_Reflector_Telescope_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e26mm Plossl eyepiece (47x)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed-Dot Finder Scope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDust Cover\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAssembly Tools\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Explore_Scientific_ES-ON15476_6in_Dobsonian_Reflector_Telescope_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/explore-scientific-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eExplore Scientific Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":52909224165661,"sku":"ES-ON15476","price":700.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/ExploreScientific-6-inch-Dobsonian-Reflector-Telescope-1_6c0ac20e-a239-41e6-ad80-e85e10f26c0a.jpg?v=1789060790"},{"product_id":"explore-scientific-es-on11444eq3","title":"Explore Scientific 114mm Newtonian Reflector Telescope with Equatorial Mount","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e114mm (4.5\") primary mirror gathers ample light for planets and bright deep-sky objects\u003c\/li\u003e\n\u003cli\u003eFast f\/4.4 focal ratio provides expansive, wide-field views\u003c\/li\u003e\n\u003cli\u003eSturdy EQ3-class equatorial mount allows for easy tracking of celestial objects\u003c\/li\u003e\n\u003cli\u003eIncludes two eyepieces (25mm and 10mm), red-dot finder, and smartphone adapter\u003c\/li\u003e\n\u003cli\u003eTotal package weight is only 16 lbs 1.5 oz for excellent portability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003e114mm Newtonian Reflector Telescope with Equatorial Mount\u003c\/h2\u003e\n\u003cp\u003eThis 114mm Newtonian Reflector combines a fast f\/4.4 optical system with a capable Equatorial (EQ3) mount to create a portable and powerful introductory telescope. With a 500mm focal length, the telescope delivers wide, bright fields of view perfect for observing large star clusters and nebulae. The entire system weighs just 16 lbs 1.5 oz, making it an ideal grab-and-go instrument for exploring the night sky from your backyard or a dark-sky site.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA Fast f\/4.4 Optical System: 114mm of Aperture for Wide-Field Views\u003c\/h3\u003e\n\u003cp\u003eThe heart of this telescope is its 114mm primary mirror, which provides enough light-gathering ability to resolve the cloud bands of Jupiter, the rings of Saturn, and the brightest deep-sky treasures. The short 500mm focal length results in a fast f\/4.4 focal ratio, a key specification that enables sweeping, low-magnification views of the Milky Way that are impossible in longer, slower instruments.\u003c\/p\u003e\n\u003cp\u003eUsing the included 25mm eyepiece, you get a 20x magnification that frames large objects like the Andromeda Galaxy (M31) or the Pleiades (M45) in their entirety. The faster optical design of a Newtonian reflector is a trade-off that requires occasional collimation to ensure edge-to-edge sharpness, a fundamental skill for any astronomer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eEQ3 Equatorial Mount: Track Objects Across the Sky at 16 lbs\u003c\/h3\u003e\n\u003cp\u003eUnlike basic alt-azimuth mounts that require constant adjustment in two directions, this telescope includes a proper Equatorial (EQ3) mount. Once you align it with the celestial pole, you can track any object from east to west by turning a single slow-motion control knob. This makes observing planets at higher magnifications far more enjoyable and simplifies sharing the view with others.\u003c\/p\u003e\n\u003cp\u003eThe mount is supported by a 1.25-inch stainless steel tripod that offers a solid foundation while keeping the total weight at a manageable 16 lbs 1.5 oz. This combination of stability and portability is rare in beginner packages, giving you an instrument that is easy to transport and quick to set up.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComplete Starter Kit with AR Smartphone Navigation\u003c\/h3\u003e\n\u003cp\u003eThis package includes everything you need to start observing on the first clear night. You get two eyepieces, a 25mm for wide-field views and a 10mm for higher-power (50x) looks at the Moon and planets. A red-dot finder makes it simple to aim the telescope at your target.\u003c\/p\u003e\n\u003cp\u003eTo help you navigate the cosmos, the kit comes with a smartphone mount and access to an AR-Telescope App. By mounting your phone to the telescope, the app uses your location to display an augmented-reality view of the sky, helping you identify constellations and locate objects you want to observe.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eNewtonian EQ vs. Tabletop Dobsonian: Choosing Your First 114mm Telescope\u003c\/h3\u003e\n\u003cp\u003eA common alternative to this telescope is a 114mm tabletop Dobsonian. The Dobsonian's advantage is simplicity; its point-and-shoot design is intuitive and compact. However, it requires constant nudging in two directions to keep objects centered.\u003c\/p\u003e\n\u003cp\u003eThis telescope's Equatorial (EQ3) mount is its defining advantage. The ability to track a planet with one simple motion is a significant step up, especially for beginners who want to study details without the object drifting out of view. If your primary interest is planetary and lunar observing, the tracking capability of the equatorial mount makes it the superior choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat can I see with the 114mm Newtonian Reflector Telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith its 114mm aperture, you can clearly see details on the Moon, the phases of Venus, Jupiter's main cloud belts and its four Galilean moons, and the rings of Saturn. For deep-sky objects, it will reveal bright star clusters like the Pleiades (M45), nebulae like the Orion Nebula (M42), and the core of the Andromeda Galaxy (M31).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the equatorial mount on this 114mm Newtonian difficult to set up?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAn equatorial mount requires an initial \"polar alignment\" step that a simpler alt-azimuth mount does not. However, for visual observation, this alignment can be done quickly by pointing the mount's axis roughly towards Polaris (the North Star). The major benefit is that once aligned, you only need to turn one knob to track objects as they move across the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the AR-Telescope App work with this 114mm reflector?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe included smartphone mount attaches your phone to the telescope. You then launch the AR (Augmented Reality) app, which uses your phone's camera and sensors to overlay a map of the stars and constellations onto your live view of the sky. This helps you learn the night sky and find celestial objects to point your telescope at.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat additional eyepieces should I get for this 114mm telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe included 25mm (20x) and 10mm (50x) eyepieces are great starting points. To get more detailed views of planets, a higher-power eyepiece in the 6mm to 7mm range would be a good next step. A 2x Barlow lens is also a versatile accessory that will double the magnification of any eyepiece you own.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will Saturn's rings look through this 114mm Newtonian with the included 10mm eyepiece?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith the 10mm eyepiece, you will be observing at 50x magnification (500mm focal length \/ 10mm eyepiece). At this power, Saturn's rings will be clearly visible and distinct from the planet itself. You will easily see the planet as a tiny, perfect orb, with the rings clearly separated, though you may need higher magnification to see the Cassini Division within the rings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use this f\/4.4 telescope to find and view the Andromeda Galaxy (M31) from a suburban backyard?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the fast f\/4.4 focal ratio and the low-power 25mm eyepiece make this telescope excellent for large, faint objects like the Andromeda Galaxy. From a suburban backyard, M31 will appear as a faint, elongated smudge of light. The key is the wide field of view, which helps you locate it and frames its large apparent size well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e114mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e500mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eEquatorial (EQ3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTripod\u003c\/td\u003e\n\u003ctd\u003e1.25-inch stainless steel with tray\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Weight\u003c\/td\u003e\n\u003ctd\u003e16 lbs 1.5 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Explore_Scientific_ES-ON11444EQ3_114mm_Newtonian_Reflector_Telescope_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e114mm Newtonian Reflector OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eEquatorial Mount\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e1.25-inch Stainless Steel Tripod\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e25mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e10mm Eyepiece\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed-Dot Finder Scope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCounterweight\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSmartphone Mount\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAccessory Tray\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAR-Telescope App Access\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Explore_Scientific_ES-ON11444EQ3_114mm_Newtonian_Reflector_Telescope_Manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/explore-scientific-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eExplore Scientific Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":52909227671837,"sku":"ES-ON11444EQ3","price":280.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/ExploreScientific-114mm-Newtonian-Reflector-Telescope-with-Equatorial-Mount-1_7ba70bf1-d1ab-4bba-a03d-61da6b3d6e0f.jpg?v=1789060801"},{"product_id":"explore-scientific-es-n150750-maz01","title":"Explore Scientific Sidara Plus 150 Reflector Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e150mm Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e750mm Focal Length (f\/5)\u003c\/li\u003e\n\u003cli\u003eNano Alt-Azimuth Mount\u003c\/li\u003e\n\u003cli\u003eSmooth Slow-Motion Controls\u003c\/li\u003e\n\u003cli\u003eSkyAssist Navigation Aid\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSidara Plus 150 Reflector Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Sidara Plus 150 packages a 150mm Newtonian reflector with a 750mm focal length to create a dedicated deep sky observing instrument that remains highly portable. Its fast f\/5 focal ratio produces a bright, wide field of view, critical for framing large star clusters and faint nebulae that longer focal length systems struggle to contain in a single view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e150mm f\/5 Optics: Bright Deep Sky Light Gathering\u003c\/h3\u003e\n\u003cp\u003eThe core of the Sidara Plus 150 is its 150mm primary mirror. This aperture gathers a significant amount of light, resolving dust lanes in the Andromeda Galaxy (M31) and individual stars in globular clusters like the Hercules Cluster (M13). The 750mm focal length results in an f\/5 optical system, which provides brighter images at any given magnification compared to an f\/10 system, making faint objects stand out more readily against the background sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eNano Alt-Az Mount: Portable Stability and Smooth Tracking\u003c\/h3\u003e\n\u003cp\u003eThis system includes the lightweight Nano alt-azimuth mount, designed for grab-and-go convenience without sacrificing stability. Setting up takes only a few minutes, getting you observing faster. Integrated slow-motion control knobs allow for fine, smooth adjustments on both axes, letting you track objects seamlessly as they drift across the sky. This precision tracking keeps your target centered, avoiding the frustration of constantly re-aiming the telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSkyAssist Integration: Simplified Celestial Navigation\u003c\/h3\u003e\n\u003cp\u003eThe Sidara Plus 150 features SkyAssist integration to help you locate celestial objects quickly and efficiently. This system simplifies navigating the night sky, acting as a guide to help you point the telescope at your desired target. Instead of spending valuable time hunting for faint objects, SkyAssist allows you to spend more time observing them, making it an ideal tool for users looking to deepen their exploration of the cosmos.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of objects is the Sidara Plus 150 best for?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Sidara Plus 150 excels at observing large, faint deep sky objects thanks to its 150mm aperture and fast f\/5 focal ratio. It is ideal for sweeping the Milky Way for open star clusters, viewing large emission nebulae like the Orion Nebula (M42), and framing galaxies like Andromeda (M31) and Triangulum (M33).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Sidara Plus 150 telescope difficult to set up and use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the Sidara Plus 150 is designed for ease of use. The lightweight Nano mount is a simple alt-azimuth design that is intuitive to point and move. With the addition of SkyAssist, finding objects is much simpler than with a traditional star chart, making it accessible for observers of all levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the SkyAssist feature on the Sidara Plus 150 work?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eSkyAssist is a navigation aid that works with the mount to help you locate celestial objects. It simplifies the process of \"star hopping\" or manually finding targets by providing guidance, allowing you to quickly slew the telescope to the correct area of the sky to begin observing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I track planets like Jupiter with the Sidara Plus 150's Nano mount?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. While the telescope's wide field is optimized for deep sky objects, it is also perfectly capable of observing planets. The Nano mount's smooth slow-motion controls allow you to easily track Jupiter and its moons, or the rings of Saturn, as they move across the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the Andromeda Galaxy (M31) look through the Sidara Plus 150's f\/5 optics?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Sidara Plus 150's combination of a 150mm aperture and a wide field of view is excellent for M31. From a dark sky site, you will be able to see the bright galactic core, the extended glow of the spiral arms, and potentially hints of its dark dust lanes. Its two companion galaxies, M32 and M110, will also be visible in the same field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat makes the Sidara Plus 150 a 'portable' deep sky system?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePortability comes from the combination of a relatively short optical tube and the lightweight Nano Alt-Az mount. The entire system is manageable for one person to transport and set up quickly, making it easy to take to dark sky locations away from city lights for the best possible views.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e750mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eNano Alt-Azimuth with Slow-Motion Controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNavigation\u003c\/td\u003e\n\u003ctd\u003eSkyAssist Integration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":52909273612573,"sku":"ES-N150750-MAZ01","price":980.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/ExploreScientific-Sidara-Plus-150-1_6d47bf77-f1fd-44bc-bde2-7fb120abda91.jpg?v=1789061017"},{"product_id":"explore-scientific-es-n130650-maz01-st10","title":"Explore Scientific Sidara Essential 130 Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e130mm (5.1\") Newtonian Reflector Optics\u003c\/li\u003e\n\u003cli\u003e650mm Focal Length (f\/5)\u003c\/li\u003e\n\u003cli\u003eEssential Alt-Azimuth Mount\u003c\/li\u003e\n\u003cli\u003eDual-Axis Slow-Motion Controls\u003c\/li\u003e\n\u003cli\u003eIntegrated SkyAssist Navigation Aid\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eSidara Essential 130 Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Sidara Essential 130 combines a 130mm primary mirror with a 650mm focal length to create a versatile and approachable deep-sky instrument. This fast f\/5 optical system is engineered to capture significant light for viewing nebulae and galaxies, while its wide field of view simplifies the process of locating and tracking celestial objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 130mm f\/5 Newtonian Optical Tube\u003c\/h3\u003e\n\u003cp\u003eWith a 130mm aperture, this telescope gathers substantially more light than typical beginner instruments, allowing you to resolve finer details in distant galaxies and bring out faint structures in nebulae. The short 650mm focal length produces a wide true field of view, which makes it easier to frame large star clusters and locate targets by star-hopping.\u003c\/p\u003e\n\u003cp\u003eThe fast f\/5 focal ratio is excellent for low-power, wide-field sweeping of the Milky Way. As with any fast Newtonian, some coma may be visible at the very edge of the field, a standard trade-off for the expansive views and bright images it produces at the center.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe Essential Mount: Smooth Dual-Axis Slow Motion Control\u003c\/h3\u003e\n\u003cp\u003eThe Essential alt-azimuth mount provides a stable, intuitive platform for the optical tube. Its key feature is the dual-axis slow-motion controls, which let you make fine adjustments on both axes to smoothly track objects as they drift across the sky due to Earth's rotation.\u003c\/p\u003e\n\u003cp\u003eThis system eliminates the jerky movements common with simpler mounts, making it much easier to keep planets or star clusters centered in the eyepiece at high magnification. The mount's adjustable design also ensures you can set the telescope to a comfortable height, avoiding awkward viewing positions when observing objects near the zenith.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eSkyAssist Navigation: Simplifying Your Journey Across the Sky\u003c\/h3\u003e\n\u003cp\u003eDesigned to make navigating the night sky more intuitive, the integrated SkyAssist system helps you locate celestial targets quickly. This feature lowers the learning curve for beginners, reducing the time spent searching and increasing the time spent observing.\u003c\/p\u003e\n\u003cp\u003eBy simplifying the process of finding objects, SkyAssist helps you build confidence and get more out of every session. It bridges the gap between manual star-hopping and a full GoTo system, aligning with the Sidara Essential 130's goal of delivering a more powerful observing experience that remains straightforward to use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of objects can I see with the Sidara Essential 130?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 130mm aperture is large enough to show you details in a wide range of celestial objects. You can observe the cloud bands of Jupiter, the rings of Saturn, and craters on the Moon. For deep-sky objects, you can see bright nebulae like the Orion Nebula (M42), galaxies like the Andromeda Galaxy (M31), and dozens of star clusters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Sidara Essential 130 perform on large objects like the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe telescope's 650mm focal length makes it ideal for large, extended objects. It provides a wide field of view that can frame the entirety of the Andromeda Galaxy or the Pleiades star cluster (M45) in a single view with a low-power eyepiece, which is something telescopes with longer focal lengths struggle to do.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Sidara Essential 130 suitable for observing planets like Jupiter and Saturn?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. While it is a wide-field instrument, the 130mm aperture resolves significant planetary detail. Using a higher-magnification eyepiece or a Barlow lens, you will be able to clearly see Jupiter's primary cloud bands and its four Galilean moons, as well as the rings of Saturn and its largest moon, Titan.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat do the dual-axis slow-motion controls on the Essential mount do?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThese controls allow you to make very fine, smooth adjustments to the telescope's position without having to unlock and move the entire mount. As an object drifts out of view, you simply turn the appropriate knob to track it precisely. This is essential for comfortable, high-power viewing of the Moon and planets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the SkyAssist feature help a beginner using the Sidara Essential 130?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eSkyAssist is a navigational aid designed to help you find objects in the night sky more easily than with a simple red-dot finder. It simplifies the process of pointing the telescope accurately at a desired target, reducing the frustration of searching and helping you spend more time observing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Sidara Essential 130 portable?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, this class of telescope is generally considered very portable. The optical tube and mount are relatively lightweight and can be assembled quickly, making the Sidara Essential 130 a great option for taking to dark-sky sites or for easy setup in a backyard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eNewtonian Reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e130mm (5.1\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e650mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Type\u003c\/td\u003e\n\u003ctd\u003eAlt-Azimuth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMount Controls\u003c\/td\u003e\n\u003ctd\u003eDual-Axis Slow-Motion Cables\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNavigation\u003c\/td\u003e\n\u003ctd\u003eSkyAssist Aid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSidara Essential 130 Telescope \u0026amp; Mount\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"#\" rel=\"noopener\" target=\"_blank\"\u003eSidara Manufacturer Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":52909276987677,"sku":"ES-N130650-MAZ01-ST10","price":560.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/ExploreScientific-Sidara-Essential-130-1_3c1ea9e2-66f4-4134-9a0f-28194566aa6f.jpg?v=1789061035"},{"product_id":"explore-scientific-es-n114500-maz-nano","title":"Explore Scientific Sidara Nano 114 Telescope","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e114mm Newtonian Reflector Optics\u003c\/li\u003e\n\u003cli\u003eLightweight Nano Alt-Azimuth Mount\u003c\/li\u003e\n\u003cli\u003eSlow-Motion Controls for Precise Tracking\u003c\/li\u003e\n\u003cli\u003eIntegrated SkyAssist Navigation Aid\u003c\/li\u003e\n\u003cli\u003eWide-Field, Short Focal Length Design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eSidara Nano 114 Telescope\u003c\/h2\u003e\n      \u003cp\u003eThe Sidara Nano 114 combines a 114mm Newtonian reflector with a highly portable alt-azimuth mount, creating a grab-and-go system designed for wide-field views of deep-sky objects and simplified navigation with SkyAssist.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003e114mm Aperture for Brighter Deep-Sky Views\u003c\/h3\u003e\n      \u003cp\u003eThe 114mm primary mirror provides a significant boost in light-gathering power over typical beginner telescopes. This increased aperture makes faint deep-sky objects like the Orion Nebula (M42) and the Andromeda Galaxy (M31) appear brighter and more detailed. The reflector's shorter focal length produces a wide field of view, making it easier to locate celestial targets and fit large star clusters within a single eyepiece view.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n    \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eNano Alt-Az Mount for Portable, Precise Control\u003c\/h3\u003e\n      \u003cp\u003eDesigned for portability, the Nano mount is lightweight and easy to transport, encouraging more frequent observing sessions. Despite its compact size, it includes slow-motion controls for both altitude and azimuth. This allows you to make fine adjustments and smoothly track objects as they drift across the night sky, keeping your target centered in the eyepiece without jerky movements.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eSkyAssist Integration for Simplified Targeting\u003c\/h3\u003e\n      \u003cp\u003eThe integrated SkyAssist system simplifies the process of finding celestial objects. This navigation aid helps you locate targets more efficiently, reducing the frustration of searching for faint fuzzies. By streamlining the finding process, SkyAssist makes the observing experience more accessible and engaging, allowing you to spend more time viewing and less time hunting.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of objects is the Sidara Nano 114 best for viewing?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe Sidara Nano 114 excels at observing large, relatively bright deep-sky objects thanks to its \u003cstrong\u003e114mm aperture\u003c\/strong\u003e and wide field of view. It's ideal for open star clusters like the Pleiades (M45), large nebulae such as the Orion Nebula (M42), and galaxies like the Andromeda Galaxy (M31).\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Nano mount on the Sidara Nano 114 help with tracking planets?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe Nano mount features \u003cstrong\u003eslow-motion controls\u003c\/strong\u003e on both axes. As a planet like Jupiter or Saturn drifts across the sky due to Earth's rotation, you can turn these knobs to make fine, smooth adjustments, keeping the planet centered in your eyepiece for extended viewing.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Sidara Nano 114 a good telescope for travel or camping?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. The system is designed for portability. The \u003cstrong\u003elightweight design\u003c\/strong\u003e of the Nano mount and the compact optical tube make the Sidara Nano 114 easy to transport and set up, making it an excellent choice for a grab-and-go scope for trips.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is SkyAssist and how does it work with the Sidara Nano 114?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003e\u003cstrong\u003eSkyAssist\u003c\/strong\u003e is a navigation aid integrated with the mount that simplifies locating celestial objects. It helps guide you to your target more efficiently than star-hopping alone, making it easier for observers to find objects in the night sky.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I see details on the Moon with the Sidara Nano 114?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eAbsolutely. The 114mm aperture gathers ample light to provide bright, clear views of the Moon. You will be able to easily identify major craters, mountain ranges, and the large maria (seas) across the lunar surface.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Sidara Nano 114's wide field of view be a disadvantage for planetary viewing?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eWhile the wide field is excellent for deep-sky objects, it results in lower native magnification. You can still see planets like Jupiter and Saturn, but for detailed views of cloud bands or Cassini's Division, you will need to use a high-power eyepiece or a Barlow lens to increase the magnification.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\u003e\n      \n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":52909283246365,"sku":"ES-N114500-MAZ-NANO","price":280.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/ExploreScientific-Sidara-Nano-114-1_ac9f1c18-8add-461b-b9e4-5b2a1d4ccfd7.jpg?v=1789061052"},{"product_id":"ioptron-6113","title":"iOptron Photron™ 10-inch Ritchey-Chrétien Telescope (RC10) 3'' Focuser","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e250mm (10-inch) Ritchey-Chrétien Optical Design\u003c\/li\u003e\n\u003cli\u003e2000mm Focal Length at f\/8\u003c\/li\u003e\n\u003cli\u003e0.46 arc second Resolving Power\u003c\/li\u003e\n\u003cli\u003e3-inch Dual Speed Focuser\u003c\/li\u003e\n\u003cli\u003e35 lb Steel Tube with Three Cooling Fans\u003c\/li\u003e\n\u003cli\u003eDual Losmandy-style Dovetail Bars\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003ePhotron™ 10-inch Ritchey-Chrétien Telescope (RC10) 3'' Focuser\u003c\/h2\u003e\n\u003cp\u003eThe Photron™ RC10 combines a large 250mm aperture with a 2000mm focal length in a native f\/8 Ritchey-Chrétien optical design, delivering a coma-free imaging field ideal for modern sensors. This astrograph achieves a theoretical resolving power of 0.46 arc seconds, enabling you to capture fine details in distant galaxies and planetary nebulae. The robust imaging platform is built around a heavy-duty 3-inch dual-speed focuser and a 35 lb steel optical tube equipped with three primary mirror cooling fans for rapid thermal stabilization.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e10-inch f\/8 Ritchey-Chrétien Optics: 0.46 Arc Second Resolution\u003c\/h3\u003e\n\u003cp\u003eThe Ritchey-Chrétien configuration uses hyperbolic primary and secondary mirrors to eliminate coma, an optical aberration that distorts stars at the edge of the field in other reflector designs. With a 250mm clear aperture and 2000mm focal length, the Photron RC10 provides the image scale necessary for resolving small targets like the Whirlpool Galaxy (M51) or the Ring Nebula (M57). The system's 0.46 arc second resolution and 14.7 limiting magnitude give you the power to pull in faint details from your backyard observatory.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e3-inch Dual-Speed Focuser: Support for Heavy Imaging Payloads\u003c\/h3\u003e\n\u003cp\u003eA key feature of the RC10 is its massive 3-inch dual-speed focuser, a significant upgrade for serious imagers. This large-format focuser minimizes vignetting on full-frame and larger sensors and provides the rigidity to carry heavy camera packages, filter wheels, and off-axis guiders without flexure. The fine-focus knob is critical for achieving sharp stars at the 2000mm focal length. To accommodate a wide range of cameras and accessories, the telescope includes two 1-inch and one 2-inch extension tubes to correctly set the back focus distance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e35 lb Steel Tube Construction with Active Cooling\u003c\/h3\u003e\n\u003cp\u003eThe Photron RC10 is built with a steel tube, which provides excellent rigidity and thermal stability, though it contributes to a total OTA weight of 35 lbs. To combat thermal currents inside the closed tube, three built-in fans are mounted behind the primary mirror to accelerate cooling to ambient temperature, reducing tube seeing and ensuring the sharpest possible images. The OTA is equipped with two Losmandy-style dovetail bars—one for mounting to your equatorial mount and a second on top for attaching guide scopes, computers, or other accessories.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePhotron RC10 vs. Other 10\" RCs: Focuser and Tube Material\u003c\/h3\u003e\n\u003cp\u003eWhen comparing the Photron RC10 to other 10-inch Ritchey-Chrétien telescopes, such as those from GSO or Astro-Tech, the primary differences lie in the focuser and tube material.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompetitor Advantage:\u003c\/strong\u003e Many competing 10\" RCs are available with carbon fiber tubes. Carbon fiber is lighter than steel and has a lower coefficient of thermal expansion, which can reduce the need for focus adjustments during temperature drops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhotron RC10 Advantage:\u003c\/strong\u003e The included 3-inch focuser on the Photron is a significant upgrade over the 2-inch focusers commonly found on standard models. For imagers using large sensors or heavy equipment, the larger, more robust focuser of the RC10 is a decisive benefit that prevents both vignetting and mechanical flex.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount does the Photron RC10 require?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Photron RC10 has an optical tube weight of \u003cstrong\u003e35 lbs\u003c\/strong\u003e. For astrophotography, you should add the weight of your camera, guide scope, and all accessories, which can easily bring the total payload to 40-45 lbs. A mount with a payload capacity of at least 50-60 lbs, such as an iOptron CEM60\/70 or Celestron CGX, is recommended for stable, long-exposure imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Photron RC10 good for imaging small galaxies like the Sombrero Galaxy (M104)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, absolutely. The \u003cstrong\u003e2000mm focal length\u003c\/strong\u003e provides the ideal image scale for capturing details in smaller deep-sky objects like M104 or planetary nebulae like the Dumbbell Nebula (M27). The coma-free field ensures that stars across the frame remain sharp, highlighting the structure of your target.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the Photron RC10 need a field flattener or reducer?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile the Ritchey-Chrétien design is inherently free of coma, it does have natural field curvature. For cameras with smaller sensors (APS-C or smaller), this may not be noticeable. However, for full-frame or larger sensors, a dedicated field flattener is recommended to achieve perfectly sharp stars across the entire image. Reducers are also available to shorten the focal ratio for wider-field imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Photron RC10 for visual observing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou can, but it is not its primary design purpose. RCs are optimized for photographic use. The large \u003cstrong\u003e110mm secondary mirror\u003c\/strong\u003e creates a significant central obstruction, which reduces image contrast compared to a Newtonian or refractor of similar aperture. While planets and bright objects will be sharp, it will not deliver the same high-contrast views as a dedicated visual telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy are there three extension tubes included with the Photron RC10?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eRitchey-Chrétien telescopes have a long back focus distance to accommodate various imaging accessories. The included \u003cstrong\u003e1-inch (x2) and 2-inch (x1) extension tubes\u003c\/strong\u003e are used to bridge the gap between the focuser and your camera's sensor. The combination you use will depend on your specific imaging train, whether you're using a DSLR, a cooled CMOS camera, an off-axis guider, or a filter wheel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow difficult is it to collimate the Photron RC10?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eCollmating an RC is more involved than a Newtonian or SCT because both the primary and secondary mirrors are adjustable and hyperbolic. It requires patience and precision, and typically involves using a Cheshire eyepiece and a high-quality laser collimator. However, once collimated, a well-built RC like the Photron RC10 tends to hold its alignment very well.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eRitchey-Chretien\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear Aperture\u003c\/td\u003e\n\u003ctd\u003e250mm (10\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e2000mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolving Power\u003c\/td\u003e\n\u003ctd\u003e0.46 arc seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLimiting Magnitude\u003c\/td\u003e\n\u003ctd\u003e14.7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHighest Useful Magnification\u003c\/td\u003e\n\u003ctd\u003e295X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e110mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e3\" dual speed focuser\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser Drawtube Size\u003c\/td\u003e\n\u003ctd\u003e3.3”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Cooling\u003c\/td\u003e\n\u003ctd\u003eThree built-in fans (battery holder included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eSteel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e28.4”\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e35 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Dovetail (Bottom)\u003c\/td\u003e\n\u003ctd\u003eLosmandy-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccessory Dovetail (Top)\u003c\/td\u003e\n\u003ctd\u003eLosmandy-style\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinderscope Base\u003c\/td\u003e\n\u003ctd\u003eInstalled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e48 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e34.5\" x 17\" x 16.75\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003ePhotron 10\" f\/8 Ritchey-Chrétien OTA\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" Extension Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e1\" Extension Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e2\" to 1.25\" Compression Ring Adapter\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"#\" rel=\"noopener\" target=\"_blank\"\u003ePhotron Manufacturer's Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"iOptron","offers":[{"title":"Default Title","offer_id":52917293351197,"sku":"IOP-6113","price":4043.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/iOptron-Photron-10-inch-Ritchey-Chr-tien-Telescope-RC10-3-Focuser-1_a6043c6d-be43-498f-baa2-bcaa743362b9.jpg?v=1789142084"},{"product_id":"orion-optics-uk-ag8-optical-tube-assembly-only","title":"Orion Optics UK AG8 f\/3.8 Astrograph OTA","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e200mm (8-inch) Primary Mirror\u003c\/li\u003e\n\u003cli\u003e760mm Focal Length\u003c\/li\u003e\n\u003cli\u003eExtremely Fast f\/3.8 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e45mm Corrected Flat Field Circle\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e3\" Ceres Rack and Pinion Focuser with 10:1 Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK AG8 f\/3.8 Astrograph OTA\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK AG8 Optical Tube Assembly is a dedicated imaging instrument, combining a fast 200mm f\/3.8 primary mirror with a 4-lens ED corrector to produce a 45mm flat image circle. Its 760mm focal length frames large deep-sky targets, while the carbon fibre sandwich tube construction maintains focus stability at a low weight of approximately 6kg. With tight stellar spot sizes of just 4.1µm on-axis and 8.1µm at the edge of the field, the AG8 delivers sharp, coma-free stars across full-frame sensors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFast f\/3.8 Optics: The 200mm Primary and 4-Lens Corrector\u003c\/h3\u003e\n\u003cp\u003eThe AG8 is built for speed. The 200mm primary mirror operates at a native f\/3.8, drastically reducing exposure times compared to f\/5 or f\/6 systems and allowing you to capture more data in a single night. This aggressive focal ratio is managed by an integrated 4-lens ED corrector, which eliminates off-axis coma and produces a flat field, ensuring that stars remain pinpoint across the entire frame.\u003c\/p\u003e\n\u003cp\u003eThe 90mm secondary mirror provides even illumination over the 45mm image circle, a necessary design choice for a fast, wide-field astrograph. While this large central obstruction compromises some contrast for high-resolution planetary viewing, it is an essential trade-off for achieving the bright, wide-field performance required for deep-sky imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eAstrograph Engineering: Carbon Fibre Tube and 3\" Ceres Focuser\u003c\/h3\u003e\n\u003cp\u003eAn imaging platform must be mechanically rigid and thermally stable. The AG8's tube is constructed from a carbon fibre sandwich material, which has a near-zero coefficient of thermal expansion. This prevents the 760mm focal length from shifting as temperatures drop overnight, keeping your images perfectly focused. The entire optical tube weighs only approximately 6kg, placing less demand on your equatorial mount.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3\" Ceres Focuser:\u003c\/strong\u003e This heavy-duty rack and pinion focuser provides a rigid, flex-free connection for your imaging train. The 10:1 fine-focus knob allows for precise adjustments, critical for achieving sharp focus at f\/3.8.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9-Point Mirror Cell:\u003c\/strong\u003e The primary mirror rests on a CNC machined, 9-point flotation cell that provides uniform support without introducing astigmatism or other optical distortions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFull-Frame Imaging: A 45mm Flat Field with 8.1µm Edge Spots\u003c\/h3\u003e\n\u003cp\u003eThe AG8 is designed to illuminate large sensors without compromise. The optical system delivers a fully corrected, flat image circle of 45mm in diameter, easily covering full-frame (36x24mm) and many medium-format CMOS and CCD sensors. This allows you to capture vast targets like the North American Nebula (NGC 7000) or the Andromeda Galaxy (M31) in a single frame.\u003c\/p\u003e\n\u003cp\u003eThe optical correction is quantified by the stellar spot sizes. On-axis, stars are focused to a tight 4.1µm, and even at the extreme edge of the 45mm field, the spot size is only 8.1µm. This ensures that whether your guide star is in the center or the corner of your off-axis guider, the stars in your final image are round and sharp.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eActive Thermal Control: 3 Integrated Cooling Fans\u003c\/h3\u003e\n\u003cp\u003eRapidly cooling the 200mm primary mirror to match the ambient air temperature is crucial for achieving the best image sharpness. The AG8 includes three controllable fans integrated into the rear mirror cell. By actively circulating air across the back of the mirror, you can dramatically reduce the cooling time, minimizing tube currents and ensuring your telescope is ready for imaging almost immediately after setup.\u003c\/p\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComparing the Optical Grades\u003c\/h3\u003e\n\u003cp\u003eThe images below show the same view of Saturn captured through the included Professional grade and the optional Ultra (Lambda\/10 PV) upgrade, under identical conditions -- a visual illustration of the difference in contrast and fine detail the upgrade delivers.\u003c\/p\u003e\n\u003cdiv class=\"DAV-comparison-grid\"\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\" alt=\"Saturn viewed through 1\/6 PV Professional grade optics\"\u003e\n\u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through the Ultra (Lambda\/10 PV) grade optics upgrade\"\u003e\n\u003cp\u003eLambda\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of camera sensor is the Orion Optics UK AG8 designed for?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG8 is optimized for large-format sensors. Its integrated corrector produces a \u003cstrong\u003e45mm flat image circle\u003c\/strong\u003e, which is large enough to fully illuminate full-frame sensors (36mm x 24mm) and many popular APS-C and smaller medium-format astronomy cameras without vignetting or distorted stars at the edges.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the f\/3.8 focal ratio of the AG8 affect my imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAn f\/3.8 focal ratio is extremely fast, allowing the telescope to gather light much more quickly than systems with higher f-ratios. This means you can achieve the same image brightness with significantly shorter sub-exposure times, reducing the demands on your mount's tracking accuracy and allowing you to collect more data on a target in a single session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 3\" Ceres focuser on the AG8 strong enough for a heavy camera and filter wheel?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The \u003cstrong\u003e3\" Ceres Rack and Pinion focuser\u003c\/strong\u003e is a heavy-duty unit designed specifically to handle the weight and leverage of modern imaging trains. Its rack and pinion design prevents the slippage and flexure common with Crayford-style focusers when under heavy load, ensuring your camera, filter wheel, and off-axis guider remain perfectly aligned.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the AG8's carbon fibre tube?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG8's \u003cstrong\u003ecarbon fibre sandwich tube\u003c\/strong\u003e provides two main advantages for astrophotography. First, it has an extremely low thermal expansion coefficient, meaning it won't shrink or expand significantly with temperature changes, which keeps the focus stable throughout the night. Second, it has a high stiffness-to-weight ratio, resulting in a rigid tube that weighs only \u003cstrong\u003eapprox. 6kg\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the AG8 perform when imaging the Andromeda Galaxy (M31) with a full-frame DSLR?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG8 is an excellent choice for this target. Its \u003cstrong\u003e760mm focal length\u003c\/strong\u003e provides a good image scale for capturing detail in M31's dust lanes and star-forming regions. More importantly, the \u003cstrong\u003e45mm corrected image circle\u003c\/strong\u003e will fully cover your full-frame sensor, allowing you to capture the galaxy and its satellite companions, M32 and M110, in a single, wide, flat field.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat back focus distance do I need to maintain for the AG8's corrector?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Orion Optics UK AG8 requires a precise spacing from the corrector to your camera sensor to achieve its specified image quality. You must maintain a back focus distance of \u003cstrong\u003e79mm\u003c\/strong\u003e from the mounting flange of the corrector to the focal plane (your camera's sensor).\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AG8 available in a higher optical grade?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG8 ships with Orion Optics UK's Professional (1\/6 PV) hand-figured optics as standard, each supplied with its own Zygo interferometer test report. For imagers who want the tightest possible star images, an Ultra (Lambda\/10 PV) hand-figured optics upgrade is available, further reducing the spot sizes across the field.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e200mm (8\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e760mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/3.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrected Image Circle\u003c\/td\u003e\n\u003ctd\u003e45mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpot Size (On-Axis)\u003c\/td\u003e\n\u003ctd\u003e4.1µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpot Size (Field Edge)\u003c\/td\u003e\n\u003ctd\u003e8.1µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack Focus Distance\u003c\/td\u003e\n\u003ctd\u003e79mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e3\" Ceres Rack and Pinion with 10:1 Reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector Design\u003c\/td\u003e\n\u003ctd\u003e4-lens ED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e90mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminum, 9-point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003e3 controllable fans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon fibre sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e255mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e635mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 6kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminum cradles \u0026amp; dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Professional (1\/6 PV)","offer_id":52942359200029,"sku":"OOUK-AG8-OPTICAL-TUBE-ASSEMBLY-ONLY","price":7586.0,"currency_code":"CAD","in_stock":true},{"title":"Ultra (Lambda\/10 PV)","offer_id":52942359232797,"sku":"OOUK-AG8-OPTICAL-TUBE-ASSEMBLY-ONLY-2","price":7720.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_39d816cf-1a11-40e9-8b68-941f5ac4ae6f.jpg?v=1789606569"},{"product_id":"orion-optics-uk-ag10-optical-tube-assembly-only","title":"Orion Optics UK AG10 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e250mm (10-inch) Primary Mirror\u003c\/li\u003e\n\u003cli\u003e950mm Focal Length\u003c\/li\u003e\n\u003cli\u003eExtremely Fast f\/3.8 Focal Ratio\u003c\/li\u003e\n\u003cli\u003e50mm Fully Corrected Flat Image Field\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e3-inch Ceres Rack and Pinion Focuser with 10:1 Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK AG10 Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK AG10 Astrograph combines a 250mm primary mirror with an exceptionally fast f\/3.8 focal ratio to dramatically reduce exposure times. Its integrated 4-lens ED corrector produces a 50mm flat field, delivering pinpoint stars from a 3.0µm on-axis spot size to just 7.2µm at the edge of the frame. Housed in a rigid carbon fibre sandwich tube weighing approximately 12kg, the AG10 is a purpose-built instrument for serious deep-sky imagers using large-format sensors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFast f\/3.8 Optics with a 50mm Corrected Field\u003c\/h3\u003e\n\u003cp\u003eThe core of the AG10 is its optical speed. At f\/3.8, you can capture deep signal on faint targets in a fraction of the time required by f\/8 or f\/10 systems. This speed is made usable by a sophisticated 4-lens ED corrector integrated into the optical path. This design delivers a 50mm diameter, fully-corrected image circle, ensuring your images are free of coma and field curvature even on full-frame and larger sensors.\u003c\/p\u003e\n\u003cp\u003eThe optical correction is engineered to produce incredibly tight stars, with a measured spot size of only 3.0µm on-axis and 7.2µm at the field edge. This level of correction allows you to take full advantage of the resolving power of modern, small-pixel CMOS and CCD cameras, capturing fine details in distant galaxies and nebulae.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCarbon Fibre Sandwich Tube: 12kg of Thermal Stability\u003c\/h3\u003e\n\u003cp\u003eTo maintain precise focus through changing temperatures, the AG10 is built with a carbon fibre sandwich tube. This material exhibits a near-zero coefficient of thermal expansion, preventing the 950mm focal length from shifting as the night air cools. The entire optical tube assembly weighs approximately 12kg, placing it within the capacity of many mid-range equatorial mounts.\u003c\/p\u003e\n\u003cp\u003eThe tube measures 810mm in length with a 300mm diameter, providing ample rigidity to support the optical components without flexure. All mechanical components, including the mirror cell and mounting hardware, are CNC machined from aluminum for a precise, stable fit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e3-inch Ceres Focuser and 9-Point Mirror Cell\u003c\/h3\u003e\n\u003cp\u003eThe AG10 is equipped with a robust 3-inch Ceres rack and pinion focuser. This large-aperture focuser is designed to carry heavy imaging trains, including large cameras, filter wheels, and off-axis guiders, without sagging or shifting. The 10:1 dual-speed reduction allows for extremely fine focus adjustments, which is critical for achieving sharp stars at such a fast focal ratio.\u003c\/p\u003e\n\u003cp\u003eThe 250mm primary mirror is supported by a 9-point suspension mirror cell, also CNC machined. This cell distributes the weight of the mirror evenly to prevent astigmatism and other optical distortions, preserving the hand-figured quality of the primary optic regardless of the telescope's orientation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eActive Thermal Management: 3 Integrated Cooling Fans\u003c\/h3\u003e\n\u003cp\u003eA large primary mirror must reach thermal equilibrium with the ambient air to deliver sharp images. The AG10 accelerates this process with three controllable cooling fans built directly into the rear mirror cell. This active cooling system dramatically reduces the time it takes for the 250mm mirror to acclimate, letting you start imaging sooner and minimizing the effects of tube currents.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eOrion Optics AG10 vs. a 10-inch Ritchey-Chrétien Astrograph\u003c\/h3\u003e\n\u003cp\u003eImagers considering a 10-inch astrograph often compare the AG10 Newtonian to a similarly-sized Ritchey-Chrétien (RC). While both are excellent instruments, they serve different priorities.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvantage RC:\u003c\/strong\u003e A well-collimated RC offers excellent correction across a large field without a corrector in the optical train and is inherently free of coma. They typically have longer focal lengths, making them well-suited for smaller targets like planetary nebulae and galaxies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvantage AG10:\u003c\/strong\u003e The primary advantage is speed. At f\/3.8, the AG10 gathers light over four times faster than a typical f\/8 RC, meaning a 5-minute exposure on the AG10 is equivalent to a 20-minute exposure on the RC. The AG10's built-in 4-lens corrector delivers a 50mm flat field out of the box, whereas an RC often requires an additional, costly field flattener or reducer to achieve similar performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComparing the Optical Grades\u003c\/h3\u003e\n\u003cp\u003eThe images below show the same view of Saturn captured through the included Professional grade and the optional Ultra (Lambda\/10 PV) upgrade, under identical conditions -- a visual illustration of the difference in contrast and fine detail the upgrade delivers.\u003c\/p\u003e\n\u003cdiv class=\"DAV-comparison-grid\"\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\" alt=\"Saturn viewed through 1\/6 PV Professional grade optics\"\u003e\n\u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through the Ultra (Lambda\/10 PV) grade optics upgrade\"\u003e\n\u003cp\u003eLambda\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main advantage of the AG10's f\/3.8 focal ratio?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary advantage of an \u003cstrong\u003ef\/3.8 focal ratio\u003c\/strong\u003e is the significant reduction in exposure time. Compared to a more common f\/8 system, the AG10 captures the same amount of light on a target in approximately one-quarter of the time. This allows you to gather more data in a single night and reduces the demands on your mount's tracking accuracy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow large a sensor can the Orion Optics AG10 fully illuminate and correct?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG10 is designed to produce a \u003cstrong\u003e50mm flat, corrected image circle\u003c\/strong\u003e. This is large enough to accommodate full-frame sensors (36x24mm) and even some medium-format sensors without significant vignetting or distortion at the corners, making it ideal for capturing wide-field mosaics of targets like the North America Nebula (NGC 7000).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill I need to collimate the AG10 frequently?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eLike all fast Newtonians, the AG10 requires precise collimation for optimal performance. However, its rigid carbon fibre tube and CNC-machined components provide excellent stability. While you should check collimation before each imaging session, the telescope is designed to hold that alignment well during transport and use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the AG10 Optical Tube?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG10 OTA weighs approximately \u003cstrong\u003e12kg (26.5 lbs)\u003c\/strong\u003e. For astrophotography, you will also add a camera, guider, and other accessories, likely bringing the total payload to 15-18kg. A mount with a rated payload capacity of at least 45-50 lbs (approx. 20-23kg) is recommended to ensure stable, precise tracking for long exposures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the AG10 perform on a target like the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG10 is exceptionally well-suited for large targets like the Andromeda Galaxy (M31). Its \u003cstrong\u003e950mm focal length\u003c\/strong\u003e and \u003cstrong\u003e50mm corrected field\u003c\/strong\u003e allow you to frame the entire galaxy and its companions (M32 and M110) on a full-frame sensor. The fast f\/3.8 optics will capture faint outer dust lanes and star-forming regions with relatively short sub-exposures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the AG10 come with a specific optical grade like 1\/8 PV?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG10 ships with Orion Optics UK's Professional (1\/6 PV) hand-figured optics as standard, confirmed by Zygo interferometer testing and supplied with its own test report. For imagers who want the tightest possible star images, an Ultra (Lambda\/10 PV) hand-figured optics upgrade is available. The tight \u003cstrong\u003e3.0µm on-axis spot size\u003c\/strong\u003e is a direct result of this precision manufacturing process.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e250mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e950mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/3.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Construction\u003c\/td\u003e\n\u003ctd\u003eCarbon Fibre Sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 12kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e810mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminum, 9-point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e3\" Ceres Rack and Pinion with 10:1 reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector Design\u003c\/td\u003e\n\u003ctd\u003e4-lens ED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrected Field Size\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocus Distance to Image Plane\u003c\/td\u003e\n\u003ctd\u003e79mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpot Size (On-Axis)\u003c\/td\u003e\n\u003ctd\u003e3.0µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpot Size (Field Edge)\u003c\/td\u003e\n\u003ctd\u003e7.2µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003e3 controllable fans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminum cradles and dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAG10 Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCNC Tube Rings (Cradles)\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDovetail Mounting Bar\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Professional (1\/6 PV)","offer_id":52942360084765,"sku":"OOUK-AG10-OPTICAL-TUBE-ASSEMBLY-ONLY","price":9949.0,"currency_code":"CAD","in_stock":true},{"title":"Ultra (Lambda\/10 PV)","offer_id":52942360117533,"sku":"OOUK-AG10-OPTICAL-TUBE-ASSEMBLY-ONLY-2","price":10104.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_cf105491-29bd-4e55-b4cf-e5613b077b53.jpg?v=1789606641"},{"product_id":"orion-optics-uk-ag12-optical-tube-assembly-only","title":"Orion Optics UK AG12 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e300mm (12\") Primary Mirror\u003c\/li\u003e\n\u003cli\u003e1140mm Focal Length\u003c\/li\u003e\n\u003cli\u003eFast f\/3.8 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e\u0026gt;50mm Corrected Flat Field\u003c\/li\u003e\n\u003cli\u003e3\" Ceres Rack and Pinion Focuser with 10:1 Reduction\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK AG12 Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK AG12 Astrograph combines a 300mm primary mirror with a fast 1140mm focal length (f\/3.8) to capture faint deep-sky objects with significantly shorter exposures. Its integrated 4-lens ED corrector delivers a flat field greater than 50mm, producing pinpoint stars with spot sizes as small as 1.7µm on-axis and 4.6µm at the edge of the field. The entire optical tube weighs approximately 16kg and is housed in a rigid 980mm carbon fibre sandwich tube for thermal and mechanical stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFast f\/3.8 Optics: A 300mm Aperture with a \u0026gt;50mm Flat Field\u003c\/h3\u003e\n\u003cp\u003eThe AG12 is engineered for wide-field deep-sky imaging, pairing a large 300mm aperture with an aggressive f\/3.8 focal ratio. This combination gathers immense amounts of light quickly, reducing the required sub-exposure time and allowing you to capture more data in a single night. The integrated 4-lens ED corrector flattens the field across an image circle greater than 50mm, fully illuminating large format CMOS and CCD sensors without vignetting or distorted stars at the edges.\u003c\/p\u003e\n\u003cp\u003eThe optical correction delivers incredibly tight star images, with a measured spot size of just 1.7µm on-axis and 4.6µm at the field edge. This ensures that whether you are imaging the vast star clouds of the Milky Way or the faint outer arms of a distant galaxy, the AG12 resolves fine details across the entire frame.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCarbon Fibre Construction: A 16kg Tube with 3-Fan Active Cooling\u003c\/h3\u003e\n\u003cp\u003eTo maintain precise focus through changing temperatures, the AG12 utilizes a carbon fibre sandwich tube. This material exhibits minimal thermal expansion, preventing the focal plane from shifting during long imaging sessions. The optical tube assembly weighs approximately 16kg and has a length of 980mm, requiring a robust equatorial mount for stable imaging.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e9-Point Mirror Cell:\u003c\/strong\u003e The primary mirror is supported by a CNC machined 9-point suspension cell, which prevents flexure and maintains collimation as the telescope moves across the sky.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Cooling:\u003c\/strong\u003e Three controllable fans are integrated into the mirror cell to accelerate the cooling of the primary mirror, helping you reach thermal equilibrium faster for sharper images at the start of your session.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e110mm Secondary Mirror:\u003c\/strong\u003e The large secondary mirror is necessary to fully illuminate the wide, corrected field of the f\/3.8 system, ensuring bright, even fields for large-sensor cameras.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Ready Focus System: 3\" Ceres Focuser and 79mm of Back Focus\u003c\/h3\u003e\n\u003cp\u003eThe AG12 comes standard with the robust 3\" Ceres rack and pinion focuser. This heavy-duty focuser is designed to carry complex imaging trains without slipping or flexing, ensuring your camera, filter wheel, and off-axis guider remain perfectly aligned. The 10:1 dual-speed reduction knob allows for incredibly fine adjustments, making it easy to achieve critical focus.\u003c\/p\u003e\n\u003cp\u003eA generous 79mm of back focus (focus distance to image plane) provides ample room to install a variety of accessories. This space is critical for accommodating filter wheels, off-axis guiders, and adaptive optics systems between the corrector and your camera sensor, giving you complete flexibility in configuring your imaging setup.\u003c\/p\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComparing the Optical Grades\u003c\/h3\u003e\n\u003cp\u003eThe images below show the same view of Saturn captured through the included Professional grade and the optional Ultra (Lambda\/10 PV) upgrade, under identical conditions -- a visual illustration of the difference in contrast and fine detail the upgrade delivers.\u003c\/p\u003e\n\u003cdiv class=\"DAV-comparison-grid\"\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\" alt=\"Saturn viewed through 1\/6 PV Professional grade optics\"\u003e\n\u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through the Ultra (Lambda\/10 PV) grade optics upgrade\"\u003e\n\u003cp\u003eLambda\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat size imaging sensor can the Orion Optics AG12 fully illuminate?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG12 is designed with a \u003cstrong\u003e4-lens ED corrector\u003c\/strong\u003e that produces a corrected, flat image circle \u003cstrong\u003egreater than 50mm\u003c\/strong\u003e in diameter. This is large enough to accommodate full-frame sensors (43mm diagonal) and even some medium-format sensors without significant vignetting or loss of star sharpness at the corners.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of telescope mount is required for the AG12 OTA?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG12 optical tube weighs approximately \u003cstrong\u003e16kg\u003c\/strong\u003e and has a length of \u003cstrong\u003e980mm\u003c\/strong\u003e. When you add a large camera, guide scope, and other accessories, the total payload will be significantly higher. A robust equatorial mount with a payload capacity of at least 25-30kg (55-66 lbs) is recommended for stable, long-exposure astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the f\/3.8 focal ratio of the AG12 benefit imaging the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe fast \u003cstrong\u003ef\/3.8 focal ratio\u003c\/strong\u003e allows the AG12 to collect light very rapidly. For a large, relatively bright target like the Andromeda Galaxy (M31), this means you can capture its faint outer arms and dust lanes with much shorter sub-exposures compared to a slower f\/8 or f\/10 system. The \u003cstrong\u003e1140mm focal length\u003c\/strong\u003e provides an ideal image scale for framing the entire galaxy on a full-frame sensor.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AG12 a good choice for high-magnification planetary imaging of Jupiter or Saturn?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile the AG12's 300mm aperture provides high theoretical resolution, its primary design is for wide-field, deep-sky imaging. The large \u003cstrong\u003e110mm secondary mirror\u003c\/strong\u003e creates a significant central obstruction (approx. 37%), which reduces contrast on fine planetary details compared to a telescope with a smaller obstruction. For optimal planetary results, a Barlow lens would be required to increase the effective focal length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of the three cooling fans on the AG12's mirror cell?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe three controllable fans are part of the AG12's active cooling system. They draw ambient air across the back of the 300mm primary mirror, helping it reach the outside temperature more quickly. This process minimizes internal tube currents and ensures the sharpest possible images from the very start of an observing session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow much space does the AG12 provide for an imaging train?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG12 provides \u003cstrong\u003e79mm\u003c\/strong\u003e of distance from the focuser's connection point to the corrected focal plane. This is known as back focus and is critical for astrophotography. This generous distance allows you to easily install accessories like an off-axis guider (OAG), a filter wheel, and any necessary adapters while still being able to bring your camera to a sharp focus.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AG12 available in a higher optical grade?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG12 ships with Orion Optics UK's Professional (1\/6 PV) hand-figured optics as standard, each supplied with its own Zygo interferometer test report. For imagers who want the tightest possible star images, an Ultra (Lambda\/10 PV) hand-figured optics upgrade is available, further reducing the spot sizes across the field.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1140mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/3.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrected Field Size\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpot Size (On-Axis)\u003c\/td\u003e\n\u003ctd\u003e1.7µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpot Size (Field Edge)\u003c\/td\u003e\n\u003ctd\u003e4.6µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack Focus\u003c\/td\u003e\n\u003ctd\u003e79mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003eApprox. 16kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e980mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e350mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon Fibre Sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e110mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC Machined Aluminium, 9-point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e3\" Ceres Rack and Pinion, 10:1 reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector Design\u003c\/td\u003e\n\u003ctd\u003e4-lens ED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003e3 controllable fans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminium cradles and dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAG12 Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCNC Machined Aluminium Cradles\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 set\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDovetail Plate\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Professional (1\/6 PV)","offer_id":52942361067805,"sku":"OOUK-AG12-OPTICAL-TUBE-ASSEMBLY-ONLY","price":13253.0,"currency_code":"CAD","in_stock":true},{"title":"Ultra (Lambda\/10 PV)","offer_id":52942361100573,"sku":"OOUK-AG12-OPTICAL-TUBE-ASSEMBLY-ONLY-2","price":13449.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_5650e8c0-f065-4511-a557-7988771ce545.jpg?v=1789606706"},{"product_id":"orion-optics-uk-ag14-optical-tube-assembly-only","title":"Orion Optics UK AG14 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e350mm Primary Mirror Diameter\u003c\/li\u003e\n\u003cli\u003e1330mm Focal Length (f\/3.8)\u003c\/li\u003e\n\u003cli\u003e\u0026gt;50mm Corrected Flat Field\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e3.4µm On-Axis Spot Size\u003c\/li\u003e\n\u003cli\u003e3\" Ceres Rack and Pinion Focuser\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eOrion Optics UK AG14 Optical Tube Assembly\u003c\/h2\u003e\n      \u003cp\u003eThe Orion Optics UK AG14 Optical Tube Assembly combines a massive 350mm primary mirror with an incredibly fast f\/3.8 focal ratio to dramatically reduce exposure times on faint deep-sky objects. Its integrated 4-lens ED corrector delivers a flat field larger than 50mm, producing sharp stars with spot sizes as small as 3.4µm on-axis and 4.7µm at the field edge. This 1330mm focal length astrograph is engineered for the largest modern sensors, providing professional-grade results from a precision-built instrument.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003ef\/3.8 Corrected Newtonian Optics: A \u0026gt;50mm Flat Field\u003c\/h3\u003e\n      \u003cp\u003eThe AG14's optical system is designed for one purpose: wide-field imaging. The fast f\/3.8 primary mirror gathers immense amounts of light, while the custom-designed 4-lens ED corrector eliminates coma and field curvature. This results in a corrected image circle greater than 50mm, fully illuminating full-frame and larger format astronomy cameras without vignetting or distorted stars at the edge of the frame.\u003c\/p\u003e\n      \u003cp\u003eWith measured spot sizes of just 3.4µm on-axis and 4.7µm at the field edge, the AG14 delivers resolution capable of matching the smallest pixels on modern CMOS sensors. This ensures that every star is a tight, focused point, capturing maximum detail in galactic dust lanes and nebular structures.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n  \n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eCarbon Fibre Tube \u0026amp; 9-Point Mirror Support\u003c\/h3\u003e\n      \u003cp\u003eTo maintain optical precision, the AG14 is built around a carbon fibre sandwich tube with a diameter of 400mm. This material offers exceptional rigidity at a manageable weight of approximately 24kg and, more importantly, exhibits near-zero thermal expansion. As temperatures drop during an imaging session, the 1203mm tube length remains constant, preventing focus shift that can ruin long exposures.\u003c\/p\u003e\n      \u003cp\u003eThe 350mm primary mirror is held securely by a CNC-machined aluminum 9-point suspension cell, which provides uniform support to prevent gravitational flexure as the telescope tracks across the sky. For rapid thermal stabilization, the mirror cell is equipped with three controllable fans to bring the primary mirror to ambient temperature quickly, minimizing tube currents and ensuring sharp images from the start of your session.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003e3\" Ceres Focuser with 79mm Back Focus\u003c\/h3\u003e\n      \u003cp\u003eThe AG14 comes standard with a robust 3\" Ceres rack and pinion focuser, designed to handle the weight of large cameras and heavy accessory stacks without slipping or tilting. A 10:1 reduction fine-focus knob allows for precise adjustments critical for achieving perfect focus with the fast f\/3.8 optical system. The focuser provides a generous 79mm of distance from its flange to the image plane, offering ample room for off-axis guiders, filter wheels, and rotators in your imaging train.\u003c\/p\u003e\n    \u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComparing the Optical Grades\u003c\/h3\u003e\n\u003cp\u003eThe images below show the same view of Saturn captured through the included Professional grade and the optional Ultra (Lambda\/10 PV) upgrade, under identical conditions -- a visual illustration of the difference in contrast and fine detail the upgrade delivers.\u003c\/p\u003e\n\u003cdiv class=\"DAV-comparison-grid\"\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\" alt=\"Saturn viewed through 1\/6 PV Professional grade optics\"\u003e\n\u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through the Ultra (Lambda\/10 PV) grade optics upgrade\"\u003e\n\u003cp\u003eLambda\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat cameras are suitable for the AG14's \u0026gt;50mm image circle?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe AG14 is designed to work with large-format sensors. Its \u003cstrong\u003e\u0026gt;50mm flat field size\u003c\/strong\u003e will fully illuminate full-frame (36x24mm) and even larger medium-format CCD or CMOS cameras, ensuring you can utilize the entire field of view without significant vignetting or loss of sharpness at the corners.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow critical is collimation for an f\/3.8 system like the AG14?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eExtremely critical. Fast optical systems like this \u003cstrong\u003ef\/3.8 astrograph\u003c\/strong\u003e have a very small tolerance for optical misalignment. Precise collimation is essential to achieve the advertised spot sizes and edge-to-edge sharpness. It is recommended to use a high-quality laser collimator and check collimation regularly, especially after transport.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main benefit of the AG14's carbon fibre tube?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe primary benefit is \u003cstrong\u003ethermal stability\u003c\/strong\u003e. Carbon fibre has a very low coefficient of thermal expansion, meaning the \u003cstrong\u003e1203mm focal length\u003c\/strong\u003e will not change significantly as the ambient temperature drops overnight. This prevents focus shift, a common problem with metal tubes that can soften images during long-exposure astrophotography.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow would the AG14 perform on a large target like the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe AG14 is ideal for a target like M31. Its \u003cstrong\u003e1330mm focal length\u003c\/strong\u003e and \u003cstrong\u003e\u0026gt;50mm corrected field\u003c\/strong\u003e allow you to frame the entire galaxy and its companions (M32 and M110) on a full-frame sensor. The fast \u003cstrong\u003ef\/3.8 focal ratio\u003c\/strong\u003e would allow you to capture faint outer dust lanes and star clouds with significantly shorter total integration time compared to a slower f\/8 or f\/10 system.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan the AG14 resolve fine detail in the Orion Nebula's Trapezium (M42)?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. While it's a wide-field instrument, the AG14's optical quality is high enough for detailed work. The extremely small \u003cstrong\u003e3.4µm on-axis spot size\u003c\/strong\u003e means it can produce very tight, sharp stars. When paired with a camera with small pixels and good seeing conditions, it can resolve the individual stars within the Trapezium cluster and the fine, wispy details in the surrounding nebulosity.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the AG14 OTA?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eWith a tube weight of approximately \u003cstrong\u003e24kg\u003c\/strong\u003e, plus the added weight of a large camera, filter wheel, and guide scope, you will need a high-capacity equatorial mount. A mount with an instrumental payload capacity of at least 45kg (100 lbs) is recommended to ensure stability and precise tracking for long-exposure imaging.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the AG14 available in a higher optical grade?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe AG14 ships with Orion Optics UK's Professional (1\/6 PV) hand-figured optics as standard, each supplied with its own Zygo interferometer test report. For imagers who want the tightest possible star images, an Ultra (Lambda\/10 PV) hand-figured optics upgrade is available, further reducing the spot sizes across the field.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e350mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1330mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/3.8\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCorrector Design\u003c\/td\u003e\n\u003ctd\u003e4 lens ED\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFlat Field Size\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSpot Size (On Axis)\u003c\/td\u003e\n\u003ctd\u003e3.4µm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSpot Size (Field Edge)\u003c\/td\u003e\n\u003ctd\u003e4.7µm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e120mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocus Distance to Image Plane\u003c\/td\u003e\n\u003ctd\u003e79mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e3\" Ceres Rack and Pinion, 10:1 reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon fibre sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003eapprox. 24kg\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1203mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminium, 9 point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMirror \/ Tube Cooling\u003c\/td\u003e\n\u003ctd\u003e3 controllable fans, heaters optional\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminium cradles + dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eProduct Note\u003c\/td\u003e\n\u003ctd\u003eAG14 Optical Tube Assembly Only. Specifications may belong to other variants in the series.\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eAG14 Optical Tube Assembly\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Professional (1\/6 PV)","offer_id":52942363099421,"sku":"OOUK-AG14-OPTICAL-TUBE-ASSEMBLY-ONLY","price":16623.0,"currency_code":"CAD","in_stock":true},{"title":"Ultra (Lambda\/10 PV)","offer_id":52942363132189,"sku":"OOUK-AG14-OPTICAL-TUBE-ASSEMBLY-ONLY-2","price":17100.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_6daa2d2f-71a9-45e6-a37b-fbc4bd3b64eb.jpg?v=1789606763"},{"product_id":"orion-optics-uk-ag16-optical-tube-assembly-only","title":"Orion Optics UK AG16 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e400mm (16\") Primary Mirror Diameter\u003c\/li\u003e\n\u003cli\u003e1520mm Focal Length at a fast f\/3.8 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eCorrected Flat Field Size \u0026gt;50mm\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e3\" Ceres Rack and Pinion Focuser with 10:1 Reduction\u003c\/li\u003e\n\u003cli\u003eApproximate Tube Weight of 33kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK AG16 Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK AG16 Astrograph is an imaging instrument engineered for large-format sensors, combining a massive 400mm primary mirror with a fast f\/3.8 focal ratio. Its integrated 4-lens ED corrector delivers a flat field greater than 50mm, producing on-axis spot sizes of just 4.1µm. The entire optical system is housed in a rigid, 1320mm carbon fibre sandwich tube weighing approximately 33kg, providing the thermal stability required for consistent focus through long imaging sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 400mm f\/3.8 Optical System: A \u0026gt;50mm Flat Field Astrograph\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the AG16 is a 400mm primary mirror operating at an aggressive f\/3.8 focal ratio, designed to capture faint signal from deep-sky objects in significantly shorter exposure times. To manage this fast optical train, a computer-designed 4-lens ED corrector is permanently installed, yielding a corrected image circle greater than 50mm in diameter. This comfortably illuminates large full-frame and medium-format astronomy sensors, ensuring sharp stars across the entire frame.\u003c\/p\u003e\n\u003cp\u003eThe optical correction achieves spot sizes of just 4.1µm on-axis and 6.6µm at the edge of the field. This level of precision allows you to resolve fine details with modern, small-pixel CMOS and CCD cameras, transforming the AG16's light-gathering power into high-resolution data.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCarbon Fibre Construction: Thermal Stability and Active Cooling at 33kg\u003c\/h3\u003e\n\u003cp\u003eThe AG16's optical components are housed in a 450mm diameter carbon fibre sandwich tube, a material chosen for its exceptional stiffness and low coefficient of thermal expansion. This construction minimizes focus shift as ambient temperatures change during the night, a critical factor for maintaining sharpness in an f\/3.8 system. At approximately 33kg, the tube assembly remains manageable for observatory-class mounts.\u003c\/p\u003e\n\u003cp\u003eTo accelerate mirror cooling and reduce tube currents, the primary mirror cell is equipped with three controllable fans. This active cooling system allows the large 400mm mirror to reach thermal equilibrium with the surrounding air more quickly, stabilizing the image for sharp, high-contrast viewing and imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Ready Mechanics: 3\" Ceres Focuser and 9-Point Mirror Cell\u003c\/h3\u003e\n\u003cp\u003eThe AG16 comes standard with the robust 3\" Ceres Rack and Pinion focuser, featuring a 10:1 reduction for fine focus control. This heavy-duty focuser is designed to carry large camera packages, filter wheels, and off-axis guiders without flexure or image shift. With 79mm of focus distance available to the image plane, you have ample room to configure a complete imaging train.\u003c\/p\u003e\n\u003cp\u003eThe 400mm primary mirror is supported by a CNC machined aluminum 9-point suspension cell. This design distributes the mirror's weight evenly, preventing gravitational sag and preserving the precise optical figure required for high-resolution imaging, regardless of the telescope's orientation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe AG16 Advantage: 400mm Aperture vs. Portability\u003c\/h3\u003e\n\u003cp\u003eCompared to smaller astrographs in the AG series, the AG16's primary advantage is its immense 400mm aperture. This provides a significant increase in light-gathering power and resolution over 12\" or 14\" models, allowing for deeper images with shorter sub-exposures and the ability to resolve finer details in galactic structures and planetary nebulae.\u003c\/p\u003e\n\u003cp\u003eThe trade-off for this capability is size and mass. At approximately 33kg and 1320mm in length, the AG16 demands a heavy-duty, observatory-grade mount with a substantial payload capacity. While smaller AG models offer greater portability and more modest mounting requirements, the AG16 is the choice for imagers seeking the ultimate in light collection and resolving power from a fixed installation.\u003c\/p\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComparing the Optical Grades\u003c\/h3\u003e\n\u003cp\u003eThe images below show the same view of Saturn captured through the included Professional grade and the optional Ultra (Lambda\/10 PV) upgrade, under identical conditions -- a visual illustration of the difference in contrast and fine detail the upgrade delivers.\u003c\/p\u003e\n\u003cdiv class=\"DAV-comparison-grid\"\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\" alt=\"Saturn viewed through 1\/6 PV Professional grade optics\"\u003e\n\u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through the Ultra (Lambda\/10 PV) grade optics upgrade\"\u003e\n\u003cp\u003eLambda\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat class of mount is required for the Orion Optics AG16 OTA?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith an approximate tube weight of 33kg (73 lbs) before adding a camera, guidescope, and other accessories, the Orion Optics AG16 requires a high-capacity, observatory-class equatorial mount. For reliable imaging, you should look for mounts rated to carry at least 45-50 kg (100-110 lbs) for astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the AG16's f\/3.8 focal ratio affect imaging of faint nebulae like the Cygnus Loop?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe fast \u003cstrong\u003ef\/3.8 focal ratio\u003c\/strong\u003e is a major advantage for large, faint emission nebulae like the Cygnus Loop (including NGC 6960 and NGC 6992). Compared to a slower f\/8 system, the AG16 gathers light much more rapidly, allowing you to capture deep signal in a fraction of the time. This means you can achieve a higher signal-to-noise ratio with shorter individual sub-exposures, reducing the demands on your mount's tracking accuracy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the \u0026gt;50mm flat field on the AG16?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u0026gt;50mm corrected flat field\u003c\/strong\u003e ensures that stars remain sharp and round across very large imaging sensors, including full-frame (36x24mm) and some medium-format chips. Without this correction, stars at the corners of a large sensor would appear elongated or comatic in a fast Newtonian system. This makes the AG16 ideal for creating wide-field mosaics and imaging large targets like the Andromeda Galaxy (M31) without compromise.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the optical quality of the AG16's primary mirror?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis AG16 model is built with Orion Optics UK's hand-figured optics, guaranteed to a minimum accuracy of 1\/6 PV (Professional grade) wavefront as standard. The company is renowned for its rigorous testing using Zygo interferometers, and every mirror is supplied with its own test report. For imagers who want the tightest possible star images, an Ultra (Lambda\/10 PV) hand-figured optics upgrade is available.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of the three cooling fans on the AG16 mirror cell?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe three controllable fans are part of an active cooling system for the \u003cstrong\u003e400mm primary mirror\u003c\/strong\u003e. Large mirrors have significant thermal mass and can take hours to cool to ambient temperature. The fans accelerate this process, which is critical for two reasons: it minimizes tube currents that can degrade image sharpness, and it helps prevent focus shift caused by the mirror changing shape as it cools.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use a different focuser with the AG16 instead of the included Ceres?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. While the included \u003cstrong\u003e3\" Ceres focuser\u003c\/strong\u003e is a high-quality unit designed for heavy loads, Orion Optics UK can supply customized adapters for other focusers, such as the FLI Atlas. They also offer a 'FocusForm' reinforcement option to further eliminate any potential for flexure with exceptionally heavy imaging trains.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1520mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/3.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon Fibre Sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1320mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e450mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003eapprox. 33kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminium, 9-point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrector Design\u003c\/td\u003e\n\u003ctd\u003e4-lens ED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorrected Field Size\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpot Size (On-Axis)\u003c\/td\u003e\n\u003ctd\u003e4.1µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpot Size (Field Edge)\u003c\/td\u003e\n\u003ctd\u003e6.6µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBack Focus\u003c\/td\u003e\n\u003ctd\u003e79mm (from corrector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e3\" Ceres Rack and Pinion with 10:1 reduction\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling System\u003c\/td\u003e\n\u003ctd\u003e3 controllable primary mirror fans\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminium cradles \u0026amp; dovetail plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAG16 Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCNC Machined Aluminium Cradles\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 Pair\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDovetail Plate\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Professional (1\/6 PV)","offer_id":52942364115229,"sku":"OOUK-AG16-OPTICAL-TUBE-ASSEMBLY-ONLY","price":19523.0,"currency_code":"CAD","in_stock":true},{"title":"Ultra (Lambda\/10 PV)","offer_id":52942364147997,"sku":"OOUK-AG16-OPTICAL-TUBE-ASSEMBLY-ONLY-2","price":20393.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_8c93370b-66bc-43d6-a5d3-dda57e7c2380.jpg?v=1789606822"},{"product_id":"orion-optics-uk-ag20-optical-tube-assembly-only","title":"Orion Optics UK AG20 Optical Tube Assembly Only","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eLargest model in the AG Astrograph range\u003c\/li\u003e\n\u003cli\u003eCarbon-fibre-sandwich tube\u003c\/li\u003e\n\u003cli\u003eCERES 3\" (76.2mm) focuser standard\u003c\/li\u003e\n\u003cli\u003eBuilt to order in the UK\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eAG20 Astrograph\u003c\/h2\u003e\n\u003cp\u003eThe AG20 is the largest model in Orion Optics UK's AG Astrograph range -- a precision computer-designed, hand-built carbon-fibre-sandwich astrograph with a wide, flat field, supplied as standard with the CERES 3\" (76.2mm) focuser.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe Largest AG Astrograph\u003c\/h3\u003e\n\u003cp\u003eAir cooling fans are fitted as standard in the main mirror cell. Individually built to order in the UK; contact Orion Optics UK for full AG20 specification.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange\u003c\/td\u003e\n\u003ctd\u003eAG Astrograph\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eCERES 3\" (76.2mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eAG20 Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942364705053,"sku":"OOUK-AG20-OPTICAL-TUBE-ASSEMBLY-ONLY","price":41659.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_1ffa1374-c08a-4323-a6df-a457d4cd2a5a.jpg?v=1789606871"},{"product_id":"orion-optics-uk-ct8-optical-tube-assembly","title":"Orion Optics UK CT8 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e200mm (8\") Aperture\u003c\/li\u003e\n\u003cli\u003e900mm Focal Length (f\/4.5)\u003c\/li\u003e\n\u003cli\u003e1\/10 PV Wavefront Certified Optics\u003c\/li\u003e\n\u003cli\u003eCarbon Fiber Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e7kg Optical Tube Weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eOrion Optics UK CT8 Optical Tube Assembly\u003c\/h2\u003e\n      \u003cp\u003eThe Orion Optics UK CT8 combines a fast f\/4.5 focal ratio with a 200mm aperture, built around a hand-figured Suprax primary mirror certified to a 1\/10 PV wavefront accuracy. This instrument is engineered for high-resolution imaging, weighing only 7kg thanks to its carbon fiber sandwich tube construction which measures 860mm in length. Every optical surface features Enhanced Hilux coatings for maximum light transmission, delivering views where contrast is limited only by atmospheric seeing, not the telescope's optical precision.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eUltra-Grade Optics: A Certified 1\/10 PV Wavefront System\u003c\/h3\u003e\n      \u003cp\u003eThe heart of the CT8 is its 200mm primary mirror, figured to Orion Optics UK's highest \"Ultra\" grade of 1\/10 PV wavefront. This is not a theoretical standard; each CT8 is delivered with its own Zygo laser interferometry report, verifying that its optical surface deviates from a perfect parabola by a fraction of a wavelength of light. The Suprax primary mirror, with its low thermal expansion, is finished with Enhanced Hilux coatings to ensure maximum reflectivity for capturing faint deep-sky detail.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n    \n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eCarbon Fiber Construction: A 7kg Tube with Zero Thermal Expansion\u003c\/h3\u003e\n      \u003cp\u003eThe optical tube is a sandwich-construction carbon fiber design, providing extreme rigidity and near-zero thermal expansion. This physical stability is critical for a fast f\/4.5 system, as it maintains a constant focal plane even as ambient temperatures change during an imaging session. At a mere 7kg, the 860mm long tube is easily managed by mid-range equatorial mounts, making it an accessible choice for imagers who demand optical perfection without requiring a massive support system.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eImaging-Ready Mechanics: 9-Point Cell and Precision 2\" Focuser\u003c\/h3\u003e\n      \u003cp\u003eEvery mechanical component is designed to support the optical system's potential. The primary mirror rests on a 9-point flotation CNC machined cell that prevents flexure and is supported by a fan cooling system for rapid thermal stabilization. Upfront, a 2\" focuser with reduction gearing allows for fine, repeatable focus adjustments, while the 63mm secondary mirror is held by a fully adjustable 4-vane spider and rotatable holder, ensuring precise collimation.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCNC Tube Rings:\u003c\/strong\u003e A pair of anodised black, CNC machined rings weighing 1kg provides a secure mounting platform for the OTA.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eIncluded Finder:\u003c\/strong\u003e An 8x50 achromatic finderscope helps in locating and centering targets before imaging.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eExtension Tube:\u003c\/strong\u003e A 40mm screw-threaded extension tube is included to help achieve focus with a variety of cameras and accessories.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eThe 1\/10 PV Advantage: What You See vs. Standard 1\/4 PV Optics\u003c\/h3\u003e\n      \u003cp\u003eWhile many telescopes are described as \"diffraction-limited\" (equivalent to 1\/4 PV wavefront), a 1\/10 PV system delivers a fundamentally higher level of image fidelity. This difference is most apparent on high-contrast planetary and lunar targets. With 1\/10 PV optics, you resolve finer, more stable detail within Jupiter's cloud bands, see the Cassini Division in Saturn's rings as a sharp black gap, and discern subtle rilles on the Moon that would be blurred or invisible in a lesser instrument.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the 1\/10 PV wavefront of the CT8 mean for planetary viewing?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eA \u003cstrong\u003e1\/10 PV wavefront\u003c\/strong\u003e means the mirror surface is exceptionally close to a perfect parabola. For planetary observers, this translates to higher contrast and sharper detail. You will see more subtle features in Jupiter's atmosphere, crisper definition in Saturn's rings, and finer details in lunar craters compared to standard 1\/4 PV optics, especially during moments of good atmospheric seeing.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the f\/4.5 focal ratio of the CT8 benefit deep-sky imaging of the Orion Nebula (M42)?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe fast \u003cstrong\u003ef\/4.5 focal ratio\u003c\/strong\u003e allows the 200mm aperture to gather light very quickly. When imaging a bright, extended object like the Orion Nebula (M42), this means you can capture significant detail in shorter sub-exposures. This reduces the demands on your mount's tracking accuracy and allows you to build up a deep, high-signal image in less total time.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the CT8's carbon fiber tube worth it over an aluminum tube?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes, particularly for astrophotography. Carbon fiber has virtually \u003cstrong\u003ezero thermal expansion\u003c\/strong\u003e. As temperatures drop overnight, a metal tube will shrink, causing the focal point to shift and requiring refocusing. The CT8's carbon fiber tube holds focus stable throughout the night, which is a critical advantage for long imaging sessions.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is needed for the 7kg CT8 optical tube?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe CT8 optical tube weighs \u003cstrong\u003e7kg\u003c\/strong\u003e, and the rings add another \u003cstrong\u003e1kg\u003c\/strong\u003e. A total payload of 8kg plus your camera and guide scope (likely 10-11kg total) requires a stable equatorial mount. Mounts in the EQ6\/CEM40 class or larger are recommended for astrophotography to ensure tracking accuracy and stability.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the CT8 come with eyepieces or a diagonal?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo. The CT8 is supplied as an optical tube assembly optimized for astrophotography. It does not include eyepieces, a diagonal, or a barlow lens. You will need to supply your own 1.25\" or 2\" eyepieces for visual use. A quality coma corrector is also highly recommended for imaging with its fast f\/4.5 optics.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of the 9-point mirror cell on the CT8?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe \u003cstrong\u003e9-point suspension mirror cell\u003c\/strong\u003e provides uniform support to the back of the 200mm primary mirror. This prevents the mirror from sagging or deforming under its own weight as the telescope points to different parts of the sky, which would degrade the image. This precise mechanical support is essential to maintaining the certified 1\/10 PV optical quality in practice.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e900mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOptical Grade\u003c\/td\u003e\n\u003ctd\u003e1\/10 PV wavefront\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Glass\u003c\/td\u003e\n\u003ctd\u003eSuprax\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOptical Coatings\u003c\/td\u003e\n\u003ctd\u003eEnhanced Hilux\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e63mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon fibre sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e255mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e860mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e7kg\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" focuser with reduction gearing\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminium, 9 point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSpider\u003c\/td\u003e\n\u003ctd\u003eAdjustable 4-vane, stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSecondary Holder\u003c\/td\u003e\n\u003ctd\u003eMachined aluminium, rotatable\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFinderscope\u003c\/td\u003e\n\u003ctd\u003e8x50\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eExtension Tubes\u003c\/td\u003e\n\u003ctd\u003e40mm long, screw threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Rings\u003c\/td\u003e\n\u003ctd\u003eCNC machined, anodised black\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eWeight of Rings\u003c\/td\u003e\n\u003ctd\u003e1kg\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBoxed Dimensions\u003c\/td\u003e\n\u003ctd\u003e87x48x48mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBoxed Weight\u003c\/td\u003e\n\u003ctd\u003e10.7kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eCT8 Carbon Tube OTA\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eCNC Tube Rings\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003e8x50 Finderscope with Bracket\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003e40mm Extension Tube\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eZygo Interferometry Test Report\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942379417885,"sku":"OOUK-CT8-OPTICAL-TUBE-ASSEMBLY","price":3132.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_3d62404a-c67e-4a94-b599-38773701bfec.jpg?v=1789607180"},{"product_id":"orion-optics-uk-ct10-optical-tube-assembly","title":"Orion Optics UK CT10 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e250mm (10\") Aperture Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e1200mm Focal Length\u003c\/li\u003e\n\u003cli\u003ef\/4.8 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eGuaranteed 1\/10 PV Wavefront Optics\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Construction Tube\u003c\/li\u003e\n\u003cli\u003e9-Point CNC Machined Mirror Cell\u003c\/li\u003e\n\u003cli\u003e2\" Focuser with Reduction Gearing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK CT10 Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK CT10 sets an uncompromising standard for high-resolution imaging, built around a hand-figured 250mm Suprax primary mirror guaranteed to a 1\/10 PV wavefront accuracy. Its fast f\/4.8 focal ratio and 1200mm focal length provide the image scale needed for detailed views of planets and deep-sky targets. Housed in a 1050mm carbon fibre sandwich tube and supported by a 9-point CNC-machined cell, the CT10 delivers optical perfection with the mechanical stability required to achieve it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUltra-Grade 1\/10 PV Optics: The Apex of Newtonian Performance\u003c\/h3\u003e\n\u003cp\u003eThe heart of the CT10 is its 250mm primary mirror, figured to Orion Optics UK's highest \"Ultra\" grade of 1\/10 Peak-to-Valley (PV) wavefront. This level of precision, verified by an included Zygo interferometer report, ensures that the maximum amount of light is focused into a single point, producing images with exceptional contrast and sharpness. Paired with enhanced Hilux coatings, the optical system delivers maximum light transmission for brighter views of faint objects.\u003c\/p\u003e\n\u003cp\u003eCompared to standard \"diffraction-limited\" 1\/4 PV optics, a 1\/10 PV mirror minimizes scattered light and resolves finer details, a critical advantage for separating tight double stars or discerning subtle cloud bands on Jupiter. This isn't an optional upgrade; it's the standard for the CT series, built for observers who demand the highest possible fidelity from their instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCarbon Fibre Sandwich Tube: 1050mm of Thermal Stability\u003c\/h3\u003e\n\u003cp\u003eTo maintain the precision of its optics, the CT10 employs a carbon fibre sandwich tube with a 300mm diameter. This advanced material has a near-zero coefficient of thermal expansion, meaning the 1200mm focal length remains constant even as ambient temperatures drop during an observing session. This eliminates the need for constant refocusing, a common issue with aluminum or steel tube telescopes, making it ideal for long-exposure astrophotography.\u003c\/p\u003e\n\u003cp\u003eThe 1050mm tube is finished with a gloss exterior and a matte black interior to absorb stray light and maximize image contrast. At a weight of only 11kg, the CT10 OTA is manageable for a wide range of equatorial mounts capable of supporting its payload and length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrecision Mechanics: A 9-Point Cell and 2\" Geared Focuser\u003c\/h3\u003e\n\u003cp\u003eAn exceptional mirror requires an equally capable support system. The CT10 features a CNC-machined 9-point flotation cell that supports the 250mm primary mirror without introducing any print-through or astigmatism. This ensures the mirror's lab-tested accuracy is realized at the eyepiece. The secondary mirror is held in a rigid, rotatable aluminum holder by a fully adjustable 4-vane stainless steel spider, minimizing diffraction effects.\u003c\/p\u003e\n\u003cp\u003eFor critical focusing, the CT10 is equipped with a 2\" focuser with reduction gearing, allowing for smooth, minute adjustments essential for achieving sharp focus at high magnifications or with an imaging camera. The optical train is completed with a pair of CNC-machined tube rings, providing a secure and stable mounting platform for the 11kg tube assembly.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the 1\/10 PV wavefront accuracy of the CT10 mean for visual observing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA \u003cstrong\u003e1\/10 PV wavefront\u003c\/strong\u003e means the primary mirror's surface is exceptionally close to a perfect parabola. For visual observers, this translates to higher contrast and sharpness, especially on challenging targets. You'll notice crisper detail in planetary cloud bands, tighter star points, and the ability to resolve faint companion stars closer to their brighter primaries. It ensures you are seeing everything the telescope's 250mm aperture is capable of resolving.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the CT10's carbon fibre tube help with astrophotography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003ecarbon fibre sandwich tube\u003c\/strong\u003e has virtually zero thermal expansion. During a long imaging session, temperature changes can cause metal tubes to shrink, shifting the focal plane and ruining sharp focus. The CT10's tube holds focus rigidly throughout the night, preventing focus drift in your sub-exposures and resulting in consistently sharp images from start to finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the f\/4.8 focal ratio of the CT10 good for imaging galaxies like the Andromeda Galaxy (M31)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the \u003cstrong\u003ef\/4.8 focal ratio\u003c\/strong\u003e is considered fast and is excellent for deep-sky imaging. It allows you to collect a significant amount of light in shorter exposure times compared to slower f\/8 or f\/10 systems. While a coma corrector (sold separately) is recommended for achieving perfect star shapes across the entire field with large camera sensors, the CT10's combination of aperture and speed makes it a powerful instrument for capturing faint details in galaxies and nebulae.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the Orion Optics UK CT10?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe CT10 optical tube weighs \u003cstrong\u003e11kg\u003c\/strong\u003e and the rings add another \u003cstrong\u003e1.5kg\u003c\/strong\u003e, for a total of 12.5kg (approx. 27.5 lbs) before adding a camera or other accessories. For stable astrophotography, you should choose a German Equatorial Mount with a payload capacity of at least 40-45 lbs (approx. 20kg) to ensure rigidity and accurate tracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Orion Optics UK CT10 for high-magnification views of Jupiter's Great Red Spot?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. The CT10 is an exceptional planetary instrument. Its guaranteed \u003cstrong\u003e1\/10 PV wavefront\u003c\/strong\u003e optics, combined with the large \u003cstrong\u003e250mm aperture\u003c\/strong\u003e for high resolution, will deliver incredibly detailed and high-contrast views of Jupiter, Saturn, and Mars when seeing conditions permit. The precision 2\" focuser with reduction gearing is crucial for achieving the critical focus needed at the high magnifications required for such observations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the CT10's 9-point mirror cell for a 250mm mirror?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA \u003cstrong\u003e9-point flotation cell\u003c\/strong\u003e provides optimized support for the 250mm (10-inch) primary mirror. It distributes the mirror's \u003cstrong\u003e11kg\u003c\/strong\u003e weight evenly across nine points, preventing gravitational sag or flexure as the telescope moves. This ensures the mirror retains its precise 1\/10 PV shape, free from any induced astigmatism, regardless of where the telescope is pointed in the sky.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptics Grade\u003c\/td\u003e\n\u003ctd\u003e1\/10 PV Wavefront\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e250mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Glass\u003c\/td\u003e\n\u003ctd\u003eSuprax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoatings\u003c\/td\u003e\n\u003ctd\u003eEnhanced Hilux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e63mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon fibre sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1050mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e11kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" focuser with reduction gearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinder Scope\u003c\/td\u003e\n\u003ctd\u003e8x50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminium, 9 point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpider\u003c\/td\u003e\n\u003ctd\u003eAdjustable 4 vane, stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Holder\u003c\/td\u003e\n\u003ctd\u003eMachined aluminium, rotatable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Rings\u003c\/td\u003e\n\u003ctd\u003eCNC machined tube rings, anodised black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRing Weight\u003c\/td\u003e\n\u003ctd\u003e1.5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Tubes\u003c\/td\u003e\n\u003ctd\u003e40mm long, screw threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed Dimensions\u003c\/td\u003e\n\u003ctd\u003e128x52x52mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed Weight\u003c\/td\u003e\n\u003ctd\u003e17kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942379516189,"sku":"OOUK-CT10-OPTICAL-TUBE-ASSEMBLY","price":4356.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_ae8497e7-2f2c-4d11-b94e-f91dc5d21578.jpg?v=1789607188"},{"product_id":"orion-optics-uk-ct10l-optical-tube-assembly","title":"Orion Optics UK CT10L Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e250mm (10-inch) Aperture\u003c\/li\u003e\n\u003cli\u003e1575mm Focal Length (f\/6.3)\u003c\/li\u003e\n\u003cli\u003eGuaranteed 1\/10 PV Wavefront Optics\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e12.5kg Optical Tube Weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eOrion Optics UK CT10L Optical Tube Assembly\u003c\/h2\u003e\n      \u003cp\u003eThe Orion Optics UK CT10L is an instrument of uncompromising optical quality, built around a 250mm f\/6.3 primary mirror hand-figured to a guaranteed 1\/10 PV wavefront accuracy. Its 1575mm focal length provides the magnification needed for detailed planetary observation, while the carbon fibre tube, measuring 1440mm long, ensures focus remains stable as temperatures change. Weighing just 12.5kg, this OTA delivers research-grade optical performance in a package manageable by mid-range equatorial mounts.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eGuaranteed 1\/10 PV Wavefront Optics: The Pinnacle of Newtonian Correction\u003c\/h3\u003e\n      \u003cp\u003eThe heart of the CT10L is its 250mm Suprax primary mirror, which is not just diffraction-limited, but corrected to the highest possible standard offered by Orion Optics UK. A 1\/10 PV wavefront figure means the mirror surface deviates from a perfect parabola by an incredibly small margin, resulting in maximum contrast and sharpness. Every CT10L is delivered with its own Zygo laser interferometry report, providing certified proof of its elite optical quality.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eEnhanced Hilux Coatings:\u003c\/strong\u003e Multi-layer dielectric coatings deliver superior reflectivity for brighter images compared to standard aluminum.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003e50mm Secondary Mirror:\u003c\/strong\u003e A precisely sized secondary provides full illumination for visual use and smaller imaging sensors without excessive obstruction.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCertified Performance:\u003c\/strong\u003e The included Zygo test report documents the exact wavefront error of your specific mirror, removing all ambiguity about its performance.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eZero-Expansion Carbon Fibre Tube: A 1440mm Stable Optical Platform\u003c\/h3\u003e\n      \u003cp\u003eTo maintain the precision of its optics, the CT10L employs a sandwich-construction carbon fibre tube. This material exhibits virtually zero thermal expansion, preventing the focal point from shifting during long imaging sessions or nights with dropping temperatures. The 300mm diameter tube is finished with a gloss exterior and a matte black interior to absorb stray light and maximize image contrast.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n    \n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eImaging-Ready Mechanics: 9-Point Cell and 2-inch Geared Focuser\u003c\/h3\u003e\n      \u003cp\u003eThe mechanical systems of the CT10L are engineered to support the optical performance. The primary mirror rests on a 9-point flotation cell, CNC machined from aluminum to prevent any print-through or astigmatism from mechanical stress. An integrated fan provides active cooling to help the mirror reach thermal equilibrium quickly.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003e2-inch Geared Focuser:\u003c\/strong\u003e A precision-machined 2-inch focuser with reduction gearing allows for smooth, fine adjustments critical for achieving sharp focus at high magnification.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCNC Tube Rings:\u003c\/strong\u003e A pair of solid, black-anodised CNC machined rings weighing 1.5kg provide a secure and stable mounting platform for the 12.5kg tube.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eAdjustable Spider:\u003c\/strong\u003e The stainless steel 4-vane spider is fully adjustable, allowing for precise secondary mirror collimation to maintain optical alignment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eThe 1\/10 PV Difference: Visualizing Research-Grade Optics\u003c\/h3\u003e\n      \u003cp\u003eWhile a standard 1\/4 PV wavefront optic produces good images, the 1\/10 PV wavefront correction of the CT10L elevates views from good to exceptional. This level of accuracy concentrates more light into the central Airy disk of a star, resulting in visibly higher contrast on planetary details, tighter star points, and the ability to resolve fainter, closer double stars. Under steady seeing conditions, a 1\/10 PV optic delivers an image that is fundamentally sharper and more detailed than what a lesser mirror can physically produce.\u003c\/p\u003e\n      \u003cdiv class=\"DAV-comparison-grid\"\u003e\n        \u003cdiv class=\"DAV-comparison-item\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_4-PV.jpg\" alt=\"Saturn viewed through a 1\/4 PV wavefront telescope\"\u003e\n          \u003cp\u003e1\/4 PV (Standard)\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"DAV-comparison-item\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through a 1\/10 PV wavefront telescope\"\u003e\n          \u003cp\u003e1\/10 PV (CT Series)\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the CT10L's 1\/10 PV wavefront accuracy mean for viewing Jupiter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eFor an object like Jupiter, the \u003cstrong\u003e1\/10 PV wavefront\u003c\/strong\u003e accuracy of the Orion Optics CT10L translates directly to higher contrast and finer detail. You will be able to more clearly resolve subtle cloud bands, festoons, and small ovals, as well as fine detail within the Great Red Spot. The superior correction minimizes light scatter, making the planet's moons appear as sharp, distinct disks rather than fuzzy points of light during moments of excellent atmospheric seeing.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the carbon fibre tube on the CT10L benefit long-exposure astrophotography?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe primary benefit is \u003cstrong\u003efocal stability\u003c\/strong\u003e. Metal tubes expand and contract with temperature changes, causing the focal point to shift and resulting in soft or bloated stars over a long imaging session. The CT10L's carbon fibre sandwich tube has virtually zero thermal expansion, meaning your focus will remain sharp from the beginning of the night to the end without constant adjustments.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the CT10L's f\/6.3 focal ratio suitable for both visual and imaging?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes, f\/6.3 is an excellent compromise. For visual observers, it's fast enough to provide bright, wide-field views with low-power eyepieces but slow enough to be very forgiving on eyepiece designs, delivering sharp stars across the field. For imagers, the \u003cstrong\u003e1575mm focal length\u003c\/strong\u003e provides ample image scale for galaxies, planetary nebulae, and planets without requiring extreme seeing conditions.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the Orion Optics CT10L?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe CT10L optical tube weighs \u003cstrong\u003e12.5kg\u003c\/strong\u003e and the rings add another \u003cstrong\u003e1.5kg\u003c\/strong\u003e, for a total of 14kg. For visual use, a mount with a payload capacity of at least 18kg (40 lbs) is recommended. For serious astrophotography, a mount in the 22kg (50 lbs) payload class or higher is essential to handle the tube's 1440mm length and provide the necessary stability for sharp, long exposures.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWith its 250mm aperture, can the CT10L resolve globular clusters like the Hercules Cluster (M13)?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eAbsolutely. A \u003cstrong\u003e250mm\u003c\/strong\u003e aperture has significant light-gathering and resolving power. On a target like M13, the CT10L will resolve the dense core into a field of thousands of individual pin-point stars. The 1\/10 PV optics ensure these stars are as sharp as the seeing will permit, creating a stunning, three-dimensional visual experience.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is a Zygo report included with the CT10L?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe Zygo interferometer report is your \u003cstrong\u003ecertificate of optical quality\u003c\/strong\u003e. It is a printout from a high-precision laser measurement device that shows the exact surface accuracy of your specific primary mirror. Including this report demonstrates that the advertised 1\/10 PV wavefront specification is not just a marketing claim but a measured, verifiable fact for the instrument you receive.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eOptics Grade\u003c\/td\u003e\n\u003ctd\u003e1\/10 PV Wavefront Standard\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e250mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1575mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/6.3\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Glass\u003c\/td\u003e\n\u003ctd\u003eSuprax\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eCoatings\u003c\/td\u003e\n\u003ctd\u003eEnhanced Hilux\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon Fibre Sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1440mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e12.5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" with reduction gearing\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003e9-point suspension, CNC machined aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSpider\u003c\/td\u003e\n\u003ctd\u003e4-vane, stainless steel, fully adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFinder Scope\u003c\/td\u003e\n\u003ctd\u003e8x50\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMounting Rings\u003c\/td\u003e\n\u003ctd\u003eCNC machined, anodised black\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eRings Weight\u003c\/td\u003e\n\u003ctd\u003e1.5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eExtension Tubes\u003c\/td\u003e\n\u003ctd\u003e40mm, screw threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBoxed Dimensions\u003c\/td\u003e\n\u003ctd\u003e172 x 48 x 48 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBoxed Weight\u003c\/td\u003e\n\u003ctd\u003e20kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eCT10L Optical Tube Assembly\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003e8x50 Finder Scope\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eCNC Machined Tube Rings\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1 Pair\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003e40mm Extension Tube\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eZygo Interferometry Test Report\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942379614493,"sku":"OOUK-CT10L-OPTICAL-TUBE-ASSEMBLY","price":6324.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_ad896c08-c553-4fdd-8058-8eccf68d8f26.jpg?v=1789607197"},{"product_id":"orion-optics-uk-ct12-optical-tube-assembly","title":"Orion Optics UK CT12 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e300mm (12\") Aperture f\/4 Newtonian Reflector\u003c\/li\u003e\n\u003cli\u003e1200mm Focal Length\u003c\/li\u003e\n\u003cli\u003eCertified 1\/10 PV Wavefront Primary Mirror\u003c\/li\u003e\n\u003cli\u003eCarbon Fiber Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e9-Point CNC-Machined Flotation Mirror Cell\u003c\/li\u003e\n\u003cli\u003e2\" Dual-Speed Focuser\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK CT12 Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK CT12 combines a fast f\/4 optical system with a massive 300mm aperture, built around a primary mirror hand-figured to a 1\/10 PV wavefront accuracy. Housed in a thermally stable carbon fiber sandwich tube measuring 1100mm long, this OTA is engineered for high-resolution planetary and deep-sky imaging where optical perfection is paramount. The 17kg assembly is supported by a 9-point flotation cell and CNC-machined rings, delivering a rigid and precise platform for capturing the finest details the night sky has to offer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUltra-Grade 1\/10 PV Wavefront Optics: The CT12's Defining Feature\u003c\/h3\u003e\n\u003cp\u003eThe heart of the CT12 is its 300mm Suprax primary mirror, which comes standard with Orion Optics UK's highest possible optical grade: 1\/10 Peak-to-Valley (PV) wavefront. This isn't an optional upgrade; it's the baseline for the CT series. This level of precision, verified by an included Zygo laser interferometer report, ensures that the telescope delivers the sharpest, highest-contrast images physically possible, limited only by atmospheric seeing.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/10 PV Wavefront Standard:\u003c\/strong\u003e Represents the pinnacle of mirror figuring, minimizing scattered light and maximizing fine detail on challenging targets like planetary cloud bands and tight double stars.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Hilux Coatings:\u003c\/strong\u003e Provide superior reflectivity for brighter images and increased contrast, crucial for pulling faint deep-sky objects out of the background sky.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZygo Test Report Included:\u003c\/strong\u003e Every CT12 ships with its own interferometry data, providing absolute proof of the primary mirror's exceptional quality and giving you full confidence in your instrument's capabilities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eVisualizing the 1\/10 PV Advantage on High-Resolution Targets\u003c\/h3\u003e\n\u003cp\u003eA 1\/10 PV wavefront isn't just a number—it translates directly to superior performance at the eyepiece and sensor. Compared to standard 1\/4 PV or even upgraded 1\/6 PV optics, the near-perfect surface of the CT12's mirror concentrates more light into the central Airy disk of a star's image. This results in visibly higher contrast on low-contrast planetary features, like the subtle banding on Saturn or the Cassini Division in its rings, especially during moments of steady seeing.\u003c\/p\u003e\n\u003cdiv class=\"DAV-image-grid\"\u003e\n  \u003cdiv class=\"DAV-image-grid-item\"\u003e\n\u003cimg alt=\"Saturn view through 1\/4 PV optics\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_4-PV.jpg\"\u003e\n  \u003cp\u003e1\/4 PV (Standard)\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"DAV-image-grid-item\"\u003e\n\u003cimg alt=\"Saturn view through 1\/6 PV optics\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\"\u003e\n  \u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"DAV-image-grid-item\"\u003e\n\u003cimg alt=\"Saturn view through 1\/8 PV optics\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_8-PV.jpg\"\u003e\n  \u003cp\u003e1\/8 PV (Research)\u003c\/p\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"DAV-image-grid-item\"\u003e\n\u003cimg alt=\"Saturn view through 1\/10 PV optics\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\"\u003e\n  \u003cp\u003e1\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCarbon Fiber Tube \u0026amp; 9-Point Cell: Stability for f\/4 Imaging\u003c\/h3\u003e\n\u003cp\u003eAt a fast f\/4 focal ratio, maintaining precise focus is critical. The CT12's carbon fiber sandwich tube, with a 350mm diameter, offers near-zero thermal expansion. This ensures the 1200mm focal length remains constant as temperatures drop overnight, eliminating the need for constant refocusing during an imaging session. The 300mm primary mirror is supported by a CNC-machined 9-point flotation cell, which prevents gravitational distortion and includes a fan for rapid thermal stabilization.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero-Expansion Tube:\u003c\/strong\u003e The carbon fiber construction maintains focus stability, a non-negotiable requirement for serious astrophotography with a fast optical system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9-Point Flotation Cell:\u003c\/strong\u003e Distributes the mirror's weight evenly to preserve its precise 1\/10 PV figure, regardless of the telescope's orientation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive Cooling:\u003c\/strong\u003e An integrated fan accelerates the cooling of the primary mirror to match ambient temperature, reducing tube currents and sharpening the image faster.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrecision 2\" Focuser and 8x50 Finder: Critical Imaging Components\u003c\/h3\u003e\n\u003cp\u003eThe CT12 is equipped with components that match the quality of its optics. The 2\" focuser features reduction gearing for fine focus adjustments, essential for achieving sharp stars with a modern imaging sensor. For visual target acquisition, a high-quality 8x50 finder scope is included, providing a bright, wide field of view to easily locate objects before switching to the main eyepiece or camera.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Speed Focuser:\u003c\/strong\u003e Allows for rapid coarse focusing and then extremely fine adjustments, critical for locking in perfect focus with the narrow focal zone of an f\/4 system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8x50 Finder:\u003c\/strong\u003e A substantial finder that gathers enough light to show many deep-sky objects directly, making star-hopping intuitive and fast.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncluded 40mm Extension Tube:\u003c\/strong\u003e Ensures that a wide range of eyepieces and cameras can reach focus without requiring additional accessories.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is the CT12's 1\/10 PV wavefront specification so important for planetary imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor planetary imaging, contrast is everything. A \u003cstrong\u003e1\/10 PV wavefront\u003c\/strong\u003e mirror minimizes light scatter, which directly increases the contrast of fine, low-contrast details like Jupiter's cloud belts, the Great Red Spot, or subtle features on Mars. This higher precision allows you to push magnification further during moments of good seeing and resolve details that would be smeared out by optics with a lower PV rating.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the CT12's f\/4 focal ratio affect imaging of deep-sky objects like the Orion Nebula (M42)?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe fast \u003cstrong\u003ef\/4 focal ratio\u003c\/strong\u003e allows the CT12 to capture photons at a much faster rate than an f\/8 or f\/10 system. When imaging a large, bright target like the Orion Nebula (M42), this means you can collect the same amount of data in significantly shorter sub-exposures. This reduces demands on your mount's tracking accuracy and allows you to build up a deep, high-signal image more efficiently.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the 17kg CT12 OTA?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith an approximate tube weight of \u003cstrong\u003e17kg\u003c\/strong\u003e (plus 2kg for rings and additional weight for a camera and guide scope), the CT12 requires a substantial equatorial mount with a high payload capacity. For imaging, you should look for a mount rated for at least 25-30kg to ensure stability and precise tracking. Mounts in the EQ6-R Pro, CGX, or higher class are recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the carbon fiber tube on the CT12 really prevent focus shift during temperature changes?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. Carbon fiber has an extremely low coefficient of thermal expansion, especially compared to aluminum or steel tubes. This means that as the ambient temperature drops throughout the night, the \u003cstrong\u003e1100mm tube\u003c\/strong\u003e will not shrink, keeping the distance between the primary mirror and the focuser constant. This maintains a stable focal plane, which is critical for long imaging sessions at f\/4 where the depth of focus is very shallow.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat do I need to add to the CT12 to start observing or imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe CT12 is an Optical Tube Assembly (OTA) and requires several key components to be operational. You will need:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA suitable equatorial mount (see above).\u003c\/li\u003e\n\u003cli\u003eAt least one 2\" or 1.25\" eyepiece for visual observation (none are included).\u003c\/li\u003e\n\u003cli\u003eA collimation tool (essential for a fast Newtonian).\u003c\/li\u003e\n\u003cli\u003eA 12V power supply for the mirror's cooling fan.\u003c\/li\u003e\n\u003cli\u003eAn astronomy camera and any necessary adapters if you plan to do astrophotography.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the CT12 for high-magnification views of Jupiter in my light-polluted backyard?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. The CT12's large \u003cstrong\u003e300mm aperture\u003c\/strong\u003e provides incredible light-gathering power and high potential resolution. Light pollution primarily affects faint deep-sky objects, but bright targets like Jupiter are largely immune. The limiting factor for planetary viewing is atmospheric seeing, not light pollution. On a night with steady air, the 1\/10 PV optics will deliver exceptionally sharp and detailed views of Jupiter's atmospheric bands and its Galilean moons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Quality\u003c\/td\u003e\n\u003ctd\u003e1\/10 PV wavefront (Standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Glass\u003c\/td\u003e\n\u003ctd\u003eSuprax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Coatings\u003c\/td\u003e\n\u003ctd\u003eEnhanced Hilux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e75mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" with reduction gearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinder Scope\u003c\/td\u003e\n\u003ctd\u003e8x50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon fibre sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e350mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e17kg (approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003e9-point suspension, CNC machined aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpider\u003c\/td\u003e\n\u003ctd\u003e4-vane stainless steel, fully adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Holder\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminum, rotatable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Rings\u003c\/td\u003e\n\u003ctd\u003eCNC machined, anodised black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRings Weight\u003c\/td\u003e\n\u003ctd\u003e2kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Tube\u003c\/td\u003e\n\u003ctd\u003e40mm, screw threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed Dimensions\u003c\/td\u003e\n\u003ctd\u003eBox 1: 128x52x52mm, Box 2: 58x58x34mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed Weight\u003c\/td\u003e\n\u003ctd\u003eBox 1: 14kg, Box 2: 12kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCT12 f\/4 Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCNC Machined Tube Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 2\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8x50 Finder Scope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eZygo Interferometry Test Report\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942380237085,"sku":"OOUK-CT12-OPTICAL-TUBE-ASSEMBLY","price":5702.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_96e87270-bbce-4f23-845d-a9a4f25223af.jpg?v=1789607205"},{"product_id":"orion-optics-uk-ct12l-optical-tube-assembly","title":"Orion Optics UK CT12L Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e300mm (12\") Aperture\u003c\/li\u003e\n\u003cli\u003e1590mm Focal Length, f\/5.3 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eStandard 1\/10 PV Wavefront Optics\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e2\" Focuser with Reduction Gearing\u003c\/li\u003e\n\u003cli\u003e9-Point CNC Machined Mirror Cell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK CT12L Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK CT12L is an imaging-first Newtonian built around a 300mm primary mirror hand-figured to a 1\/10 PV wavefront standard. Its 1590mm focal length delivers an f\/5.3 ratio, ideal for resolving fine detail on planets and capturing faint structures in deep-sky objects. The entire optical system is housed in a 1450mm carbon fibre sandwich tube weighing approximately 20kg, ensuring thermal stability and maintaining a precise focal plane through long imaging sessions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUltra-Grade 1\/10 PV Optics: The Foundation of the 300mm System\u003c\/h3\u003e\n\u003cp\u003eThe heart of the CT12L is its 300mm Suprax primary mirror, which comes standard with Orion Optics UK's highest optical certification: a 1\/10 PV wavefront accuracy. This is not an optional upgrade but the baseline for the CT series, ensuring the highest possible contrast and sharpness. The mirror features Enhanced Hilux coatings for maximum reflectivity, and its performance is documented by an included Zygo interferometry report, providing empirical proof of its quality.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCarbon Fibre Tube: 1450mm of Thermally Stable Engineering\u003c\/h3\u003e\n\u003cp\u003eTo maintain the performance of its elite optics, the CT12L employs a carbon fibre sandwich tube. This advanced material has a near-zero coefficient of thermal expansion, preventing the 1590mm focal length from shifting as ambient temperature changes. The 350mm diameter tube is finished with a gloss exterior and a matte black interior to suppress stray light, providing a high-contrast backdrop for both visual observation and astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrecision Mechanics: A 9-Point Cell and 2-inch Geared Focuser\u003c\/h3\u003e\n\u003cp\u003eThe CT12L's optical performance is supported by a robust mechanical framework. The primary mirror rests on a CNC machined 9-point flotation cell that prevents flexure and is aided by a fan for rapid thermal equalization. Up front, the 63mm secondary mirror is held by a fully adjustable, stainless steel 4-vane spider, while the 2-inch focuser with reduction gearing allows for the precise, repeatable focus adjustments necessary at an f\/5.3 focal ratio.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 1\/10 PV Difference: Visualizing Optical Accuracy\u003c\/h3\u003e\n\u003cp\u003eOrion Optics UK offers several grades of optical accuracy, but the CT12L includes their finest 1\/10 PV grade as standard. Compared to a common 1\/4 PV \"diffraction-limited\" mirror, a 1\/10 PV surface delivers a wavefront that is significantly closer to a perfect parabola. In practice, this translates to visibly higher contrast on planetary details like Jupiter's cloud bands, tighter star points, and the ability to resolve fainter, more subtle nebulosity that would be lost in the noise of a less accurate system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the 1\/10 PV wavefront rating on the CT12L mean for observing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e1\/10 Peak-to-Valley (PV) wavefront\u003c\/strong\u003e rating means the surface of the 300mm primary mirror deviates from a perfect parabola by no more than 1\/10th of a wavelength of light. This is an extremely high standard of accuracy that results in superior image contrast and sharpness. For you, the observer, this means seeing finer details on planets, resolving tighter double stars, and capturing more delicate structures in nebulae.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the CT12L's carbon fiber tube benefit astrophotography?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe carbon fiber tube has a near-zero thermal expansion coefficient. During a long imaging session, as temperatures drop overnight, a metal tube will contract and slightly change the focal length, causing images to lose focus. The \u003cstrong\u003eCT12L's 1450mm carbon fiber tube\u003c\/strong\u003e remains dimensionally stable, keeping the focal plane locked and ensuring your images remain sharp from the beginning of the night to the end without constant refocusing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the CT12L's 20kg weight manageable for a portable setup?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAt approximately \u003cstrong\u003e20kg for the tube and 2kg for the rings\u003c\/strong\u003e, the CT12L is a substantial instrument. While it can be transported to a dark sky site, it is not a grab-and-go telescope. It requires a robust equatorial mount and is best suited for a semi-permanent or observatory setup where its weight can be managed safely.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the Orion Optics CT12L OTA?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith a combined weight of over 22kg (48.5 lbs) for the OTA and rings, plus the added weight of a camera, guide scope, and other accessories, you will need a heavy-duty equatorial mount. A mount with a rated payload capacity of at least 60-70 lbs is recommended to ensure stability for long-exposure astrophotography with the CT12L's 1590mm focal length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the CT12L's f\/5.3 optics perform on faint galaxies like the Leo Triplet?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe CT12L's combination of a large \u003cstrong\u003e300mm aperture\u003c\/strong\u003e and a fast \u003cstrong\u003ef\/5.3 focal ratio\u003c\/strong\u003e is excellent for galaxy clusters. The large aperture gathers significant light to reveal faint extensions and dust lanes in galaxies like M65 and M66, while the 1\/10 PV optics ensure that the faint signal is rendered with maximum contrast against the sky background, making subtle details more visible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat level of detail can I expect on Saturn with the CT12L's 300mm, 1\/10 PV mirror?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eUnder steady seeing conditions, the \u003cstrong\u003e300mm aperture and 1\/10 PV optics\u003c\/strong\u003e of the CT12L will provide exceptional planetary views. On Saturn, you can expect to clearly resolve the Cassini Division, subtle cloud banding on the planet's disk, and potentially the Encke Gap with excellent seeing. The high-contrast optics will also make it easier to pick out Saturn's fainter moons against the glare of the rings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptics Grade\u003c\/td\u003e\n\u003ctd\u003e1\/10 PV wavefront\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e300mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1590mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror\u003c\/td\u003e\n\u003ctd\u003eSuprax with Enhanced Hilux Coatings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e63mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" with reduction gearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinder Scope\u003c\/td\u003e\n\u003ctd\u003e8x50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon fibre sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e350mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1450mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e20kg (approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003e9-point suspension, CNC machined aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpider\u003c\/td\u003e\n\u003ctd\u003e4-vane, stainless steel, fully adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Holder\u003c\/td\u003e\n\u003ctd\u003eMachined aluminum, rotatable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRings\u003c\/td\u003e\n\u003ctd\u003eCNC machined tube rings, anodised black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRings Weight\u003c\/td\u003e\n\u003ctd\u003e2kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExtension Tubes\u003c\/td\u003e\n\u003ctd\u003e40mm long, screw threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed Dimensions\u003c\/td\u003e\n\u003ctd\u003eBox 1: 172x58x58mm, Box 2: 58x58x34mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed Weight\u003c\/td\u003e\n\u003ctd\u003eBox 1: 18.5kg, Box 2: 12kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCT12L Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8x50 Finder Scope\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eCNC Machined Tube Rings\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 Pair\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e40mm Extension Tube\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eZygo Interferometry Test Report\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942380335389,"sku":"OOUK-CT12L-OPTICAL-TUBE-ASSEMBLY","price":6427.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_e05da382-d3e9-442f-8edc-fcc9182420bb.jpg?v=1789607213"},{"product_id":"orion-optics-uk-ct14-optical-tube-assembly","title":"Orion Optics UK CT14 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e350mm (14\") Aperture\u003c\/li\u003e\n\u003cli\u003e1600mm Focal Length (f\/4.6)\u003c\/li\u003e\n\u003cli\u003eGuaranteed 1\/10 PV Wavefront Optics\u003c\/li\u003e\n\u003cli\u003eCarbon Fibre Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e26kg Optical Tube Weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eOrion Optics UK CT14 Optical Tube Assembly\u003c\/h2\u003e\n      \u003cp\u003eThe Orion Optics UK CT14 Optical Tube Assembly combines a massive 350mm aperture with a fast 1600mm (f\/4.6) focal length, all built around a primary mirror hand-figured to a guaranteed 1\/10 PV wavefront accuracy. This instrument is engineered for ultimate imaging stability, featuring a zero-expansion carbon fibre sandwich tube that maintains focus through changing temperatures. Weighing approximately 26kg, the CT14 delivers research-grade optical performance for serious planetary and deep-sky astrophotographers.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003e1\/10 PV Wavefront Optics: The CT14's Hand-Figured 350mm Primary\u003c\/h3\u003e\n      \u003cp\u003eThe heart of the CT14 is its 350mm Suprax primary mirror, which is not just machine-polished but hand-finished to an exceptional 1\/10 PV wavefront standard. This figure represents the peak-to-valley error across the optical surface, and 1\/10th wave is the highest grade Orion Optics UK produces. This level of precision, verified by an included Zygo interferometer report, ensures that the maximum amount of light is concentrated into the smallest possible point, yielding incredibly sharp, high-contrast images of planets and tight stellar fields.\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003eEnhanced Hilux Coatings:\u003c\/strong\u003e The primary and secondary mirrors feature high-reflectivity Hilux coatings to maximize light transmission for brighter views of faint deep-sky objects.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003e82mm Secondary Mirror:\u003c\/strong\u003e The optimized secondary mirror provides excellent field illumination for large-sensor cameras without excessive obstruction.\u003c\/li\u003e\n        \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n    \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eZero-Expansion Carbon Fibre Tube and 9-Point Mirror Cell\u003c\/h3\u003e\n      \u003cp\u003eOptical precision requires mechanical stability. The CT14's 400mm diameter tube is a sandwich-construction carbon fibre design with virtually zero thermal expansion, ensuring the 1600mm focal length remains constant as temperatures drop. The primary mirror is supported by a CNC machined, 9-point flotation cell that prevents flexure and astigmatism as the 26kg tube moves across the sky.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eActive Cooling:\u003c\/strong\u003e The mirror cell includes an integrated fan system that can be run continuously to speed up thermal equalization, minimizing tube currents and ensuring the optics perform at their peak from the start of your session.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eCNC Tube Rings:\u003c\/strong\u003e A pair of heavy-duty, CNC-machined tube rings weighing 3kg provides a rigid and secure mounting platform for this large-aperture instrument.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003ePrecision 2\" Focuser and 8x50 Finder\u003c\/h3\u003e\n      \u003cp\u003eThe CT14 is equipped with a high-quality 2\" rack and pinion focuser with reduction gearing for fine focus control, critical for achieving sharp results at f\/4.6. A 40mm threaded extension tube is included for reaching focus with a variety of cameras and eyepieces. For locating targets, a straight-through 8x50 achromatic finder scope is fitted to the tube, providing bright, wide-field views to complement the main telescope's narrow, high-magnification field.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eBeyond Diffraction-Limited: Why the CT14's 1\/10 PV Standard Matters\u003c\/h3\u003e\n      \u003cp\u003eMany telescopes are advertised as \"diffraction-limited,\" which corresponds to a 1\/4 PV wavefront accuracy. The CT14's 1\/10 PV standard is significantly more precise, a difference that becomes obvious when observing planets at high magnification. The improved surface accuracy reduces scattered light and sharpens fine details, rendering more subtle cloud bands on Jupiter and cleaner divisions in Saturn's rings. For the CT14, this research-grade figure isn't an expensive upgrade—it's the baseline.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the Orion Optics UK CT14's 1\/10 PV wavefront accuracy mean for imaging Jupiter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eFor a target like Jupiter, the CT14's \u003cstrong\u003e1\/10 PV wavefront optics\u003c\/strong\u003e minimize light scatter, which directly translates to higher contrast. You will resolve finer, more delicate details in the cloud bands, see more intricate structure within the Great Red Spot, and achieve a sharper overall image compared to a standard 1\/4 PV (\"diffraction-limited\") mirror of the same 350mm aperture.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the CT14 Optical Tube?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe CT14 optical tube weighs approximately \u003cstrong\u003e26kg\u003c\/strong\u003e, and the rings add another \u003cstrong\u003e3kg\u003c\/strong\u003e, for a total of 29kg before adding a camera, guide scope, or other accessories. You will need a high-capacity German equatorial mount with a payload rating of at least 45kg (100 lbs) for stable imaging performance.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the f\/4.6 focal ratio of the CT14 require a coma corrector for astrophotography?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. Like all fast Newtonian telescopes, the CT14 will exhibit coma at the edges of the field, especially with larger camera sensors. To achieve sharp, point-like stars across the entire frame, using a high-quality coma corrector designed for f\/4.6 systems is essential for astrophotography.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the CT14's carbon fibre tube benefit long-exposure imaging?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe \u003cstrong\u003ecarbon fibre sandwich\u003c\/strong\u003e construction has a near-zero coefficient of thermal expansion. This means as the ambient temperature drops during an imaging session, the \u003cstrong\u003e1430mm\u003c\/strong\u003e tube will not shrink. This keeps the focal plane stable, preventing focus shift and ensuring your images remain sharp throughout the night without constant refocusing.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of the CT14's 9-point mirror cell?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eA large \u003cstrong\u003e350mm\u003c\/strong\u003e primary mirror is heavy and can deform under its own weight if not properly supported. The \u003cstrong\u003e9-point suspension mirror cell\u003c\/strong\u003e distributes the weight of the mirror evenly across nine optimized points. This prevents gravitational sagging and flexure as the telescope points to different parts of the sky, preserving the mirror's precise 1\/10 PV figure and preventing optical aberrations like astigmatism.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Orion Optics UK CT14 for visual observation of the Veil Nebula (NGC 6960)?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eAbsolutely. The CT14's large \u003cstrong\u003e350mm\u003c\/strong\u003e aperture is exceptional for visual deep-sky observing. When paired with a wide-field 2\" eyepiece and a quality O-III filter, the Veil Nebula will show stunning, intricate filamentary detail. The fast \u003cstrong\u003ef\/4.6\u003c\/strong\u003e focal ratio provides a bright image, making it a powerful instrument for hunting down faint nebulae and galaxies.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e350mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1600mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4.6\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eStandard Optics Grade\u003c\/td\u003e\n\u003ctd\u003e1\/10 PV wavefront\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Glass\u003c\/td\u003e\n\u003ctd\u003eSuprax\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMirror Coatings\u003c\/td\u003e\n\u003ctd\u003eEnhanced Hilux\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e82mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon fibre sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1430mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e26kg approx.\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" focuser with reduction gearing\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eExtension Tubes\u003c\/td\u003e\n\u003ctd\u003e40mm long, screw threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFinder Scope\u003c\/td\u003e\n\u003ctd\u003e8x50\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSpider\u003c\/td\u003e\n\u003ctd\u003eAdjustable 4-vane, stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC machined aluminium, 9 point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eSecondary Holder\u003c\/td\u003e\n\u003ctd\u003eMachined aluminium, rotatable\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMounting Rings\u003c\/td\u003e\n\u003ctd\u003eCNC machined tube rings, anodised black\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eWeight of Rings\u003c\/td\u003e\n\u003ctd\u003e3kg\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBoxed Dimensions\u003c\/td\u003e\n\u003ctd\u003eBox 1: 172x58x58mm, Box 2: 58x58x34mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBoxed Weight\u003c\/td\u003e\n\u003ctd\u003eBox 1: 20kg, Box 2: 14kg\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942380433693,"sku":"OOUK-CT14-OPTICAL-TUBE-ASSEMBLY","price":9373.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_b64200b7-8fb9-4862-8722-a8cb7101fa00.jpg?v=1789607222"},{"product_id":"orion-optics-uk-ct16-optical-tube-assembly","title":"Orion Optics UK CT16 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e400mm (16\") Aperture\u003c\/li\u003e\n\u003cli\u003e1600mm Focal Length (f\/4)\u003c\/li\u003e\n\u003cli\u003e1\/10 PV Wavefront Standard Optics\u003c\/li\u003e\n\u003cli\u003eCarbon Fiber Sandwich Tube Construction\u003c\/li\u003e\n\u003cli\u003e36kg Optical Tube Weight\u003c\/li\u003e\n\u003cli\u003e9-Point CNC Machined Mirror Cell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK CT16 Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK CT16 is an observatory-class imaging instrument built around a hand-figured, 400mm f\/4 primary mirror guaranteed to a 1\/10 PV wavefront accuracy. Paired with a thermally inert carbon fiber sandwich tube and a 9-point flotation cell, its 1600mm focal length is engineered to deliver maximum resolution and contrast on the most demanding deep-sky and planetary targets. Weighing approximately 36kg, the CT16 OTA combines massive light-gathering power with the optical precision required for serious astrophotography.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e1\/10 PV Wavefront Optics: The Foundation of CT16's Imaging Power\u003c\/h3\u003e\n\u003cp\u003eThe heart of the CT16 is its Suprax primary mirror, finished to Orion Optics UK's highest \"Ultra\" grade of 1\/10 PV wavefront. This isn't an optional upgrade; it's the standard for the entire CT line, ensuring that the optical system delivers virtually perfect images. Each mirror's performance is verified by a Zygo laser interferometer, and a report is supplied with the telescope, providing absolute confidence in its quality.\u003c\/p\u003e\n\u003cp\u003eThis level of precision means that the maximum and minimum deviation from a perfect parabolic wavefront is incredibly small. The result is exceptionally high contrast that resolves subtle details in galactic dust lanes and fine banding on gas giants, free from the image degradation caused by lower-quality optics.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCarbon Fiber Tube \u0026amp; 9-Point Cell: Engineering for Stability\u003c\/h3\u003e\n\u003cp\u003eAt an aggressive f\/4 focal ratio, maintaining precise focus is critical. The CT16's tube is a sandwich-construction carbon fiber design with a 450mm diameter, providing extreme rigidity and near-zero thermal expansion. This ensures the 1600mm focal plane remains locked in place as temperatures change, eliminating a common source of image drift during long imaging sessions.\u003c\/p\u003e\n\u003cp\u003eThe 400mm primary mirror is supported by a CNC machined, 9-point suspension cell that prevents gravitational flexure as the telescope tracks across the sky. An integrated fan system provides active cooling, allowing the massive mirror to reach thermal equilibrium quickly for stable, sharp views from the start of your session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e400mm Aperture at f\/4: A Deep-Sky Imaging Powerhouse\u003c\/h3\u003e\n\u003cp\u003eWith a 400mm (16\") aperture, the CT16 gathers an immense amount of light, making it ideal for capturing faint nebulae and distant galaxies. The fast f\/4 focal ratio allows you to collect significant signal in shorter sub-exposure times, reducing demands on your mount's tracking and minimizing noise. This combination of light grasp and speed makes the CT16 a formidable tool for advanced deep-sky imaging.\u003c\/p\u003e\n\u003cp\u003eThe optical path includes a 90mm secondary mirror held by a fully adjustable, stainless steel 4-vane spider. This setup is optimized for wide-field imaging, providing even illumination across large camera sensors with the addition of an appropriate coma corrector.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eImaging-Ready Components: 2\" Focuser and 8x50 Finder\u003c\/h3\u003e\n\u003cp\u003eThe CT16 is equipped with a precision 2\" Crayford-style focuser featuring reduction gearing for fine adjustments. This allows for critical focusing accuracy, essential for extracting the maximum detail the 1\/10 PV optics can deliver. The focuser has the back-focus and load-bearing capacity to handle modern imaging trains, including filter wheels and off-axis guiders.\u003c\/p\u003e\n\u003cp\u003eFor initial alignment and target acquisition, a high-quality 8x50 achromatic finder scope is included. The entire optical tube is secured by a pair of CNC machined tube rings, which weigh 3.5kg and provide a rigid, stable connection to your mount.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe 1\/10 PV Advantage: What It Means on Jupiter and M13\u003c\/h3\u003e\n\u003cp\u003eWhile many telescopes use \"diffraction-limited\" optics (typically 1\/4 PV wavefront), the CT16's 1\/10 PV standard offers a tangible leap in image fidelity. On a target like Jupiter, a 1\/4 PV system might show the main equatorial belts clearly, but the 1\/10 PV optic will resolve finer, low-contrast details within those belts, along with delicate festoons and small ovals that would otherwise be smeared out.\u003c\/p\u003e\n\u003cp\u003eFor deep-sky objects, this translates to superior stellar resolution. When viewing the Hercules Cluster (M13), a 1\/10 PV mirror will produce tighter, more point-like stars across the field, allowing you to resolve individual stars deeper into the cluster's dense core. This is the practical benefit of minimizing wavefront error: more light is focused into the central point of a star's image, increasing sharpness and contrast on every object you view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount is required for the Orion Optics UK CT16 OTA?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe CT16 optical tube weighs approximately \u003cstrong\u003e36kg\u003c\/strong\u003e and the rings add another \u003cstrong\u003e3.5kg\u003c\/strong\u003e, for a total weight of nearly 40kg before adding any imaging equipment. A heavy-duty, observatory-class German Equatorial Mount with a payload capacity of at least 50kg (110 lbs) or more is strongly recommended for stable imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the CT16's 1\/10 PV optics perform on planetary targets like Saturn?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 1\/10 PV wavefront accuracy provides exceptionally high contrast, which is critical for planetary observing. On Saturn, this means you will see not just the Cassini Division, but also subtler features like the Encke Gap (in good seeing), low-contrast banding on the planet's globe, and the delicate crepe ring. The image will be sharper and more stable than what a standard 1\/4 PV optic can deliver.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the f\/4 focal ratio of the CT16 good for deep-sky imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, an f\/4 focal ratio is excellent for deep-sky imaging. It is considered a \"fast\" system, allowing you to capture faint details in nebulae and galaxies with shorter exposure times compared to a slower f\/8 or f\/10 system. You will need to pair it with a high-quality coma corrector to ensure sharp stars across the entire field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the carbon fiber tube on the CT16?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe carbon fiber sandwich tube offers two main advantages. First, it has \u003cstrong\u003evirtually zero thermal expansion\u003c\/strong\u003e, which means the focal point does not shift as the temperature changes during the night. This is crucial for maintaining sharp focus over long imaging runs. Second, it provides a very high stiffness-to-weight ratio, ensuring the optical components remain perfectly aligned.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the Orion Optics CT16 come with a Zygo test report?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. Every CT-range telescope from Orion Optics UK is supplied with a Zygo interferometry report. This document provides a detailed analysis of the primary mirror's surface accuracy, giving you documented proof that it meets the stringent \u003cstrong\u003e1\/10 PV wavefront\u003c\/strong\u003e specification.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is active cooling important for a 400mm mirror like the one in the CT16?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA large 400mm mirror has significant thermal mass and can take hours to cool to the ambient air temperature. While it's cooling, it creates air currents inside the optical tube (tube seeing) that degrade the image. The integrated fan system on the CT16's 9-point mirror cell actively cools the mirror, drastically reducing this cooldown time so you can achieve sharp, stable images much faster.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptics Grade\u003c\/td\u003e\n\u003ctd\u003e1\/10 PV wavefront\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e400mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1600mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Glass\u003c\/td\u003e\n\u003ctd\u003eSuprax\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Coatings\u003c\/td\u003e\n\u003ctd\u003eEnhanced Hilux\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e90mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" focuser with reduction gearing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinder Scope\u003c\/td\u003e\n\u003ctd\u003e8x50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eCarbon fibre sandwich\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e450mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1470mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Tube Weight\u003c\/td\u003e\n\u003ctd\u003e36kg (approx.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Rings\u003c\/td\u003e\n\u003ctd\u003eCNC machined, anodised black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Rings Weight\u003c\/td\u003e\n\u003ctd\u003e3.5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003e9-point suspension, CNC machined aluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpider\u003c\/td\u003e\n\u003ctd\u003e4-vane, stainless steel, fully adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Holder\u003c\/td\u003e\n\u003ctd\u003eMachined aluminium, rotatable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Extension Tubes\u003c\/td\u003e\n\u003ctd\u003e40mm long, screw threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed Dimensions\u003c\/td\u003e\n\u003ctd\u003eBox 1: 172x58x58mm, Box 2: 58x58x34mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBoxed Weight\u003c\/td\u003e\n\u003ctd\u003eBox 1: 22kg, Box 2: 18kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Default Title","offer_id":52942380794141,"sku":"OOUK-CT16-OPTICAL-TUBE-ASSEMBLY","price":10616.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Logo_223e6bb1-751e-40b5-ac62-068e5b4ac278.jpg?v=1789607230"},{"product_id":"orion-optics-uk-ideal-6","title":"Orion Optics UK IDEAL 6 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e150mm (6\") Primary Mirror\u003c\/li\u003e\n\u003cli\u003e750mm Focal Length (f\/5)\u003c\/li\u003e\n\u003cli\u003eStandard 1\/6 PV Wavefront Hand-Figured Optics\u003c\/li\u003e\n\u003cli\u003eLightweight 4.5kg Aluminium Tube\u003c\/li\u003e\n\u003cli\u003eEris 2\" Rack \u0026amp; Pinion Focuser\u003c\/li\u003e\n\u003cli\u003eCNC Machined 9-Point Mirror Cell with 12V Cooling Fan\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK IDEAL 6 Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK IDEAL 6 OTA delivers high-contrast planetary and deep-sky views through its hand-figured 150mm f\/5 primary mirror, which is guaranteed to a 1\/6 PV wavefront accuracy. With a nominal focal length of 750mm and a tube weight of only 4.5kg, this Newtonian is built on a foundation of optical precision, verified by a Zygo interferometer report included with every instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eHand-Figured 1\/6 PV Wavefront Optics: The Orion Optics UK Standard\u003c\/h3\u003e\n\u003cp\u003eUnlike mass-produced optics, the 150mm primary mirror in the IDEAL 6 is hand-finished by a master optician to a certified 1\/6 Peak-to-Valley (PV) wavefront accuracy. This stringent quality standard, verified by Zygo laser interferometry, ensures that the mirror's surface deviates minimally from a perfect parabola. The result is visibly higher contrast and sharper resolution, allowing you to resolve finer details in Jupiter's cloud bands, the Cassini Division in Saturn's rings, and the core of the Hercules Cluster (M13).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eEngineered for Stability: A 9-Point Cell and 12V Active Cooling\u003c\/h3\u003e\n\u003cp\u003eThe primary mirror is supported by a CNC-machined 9-point suspension cell, which distributes the mirror's weight evenly to prevent flexure and maintain precise collimation as the telescope moves. An integrated 12-volt fan accelerates the cooling of the primary mirror to match the ambient air temperature, minimizing tube currents and delivering stable, sharp images much faster. The entire assembly weighs a manageable 4.5kg, making it compatible with a wide range of portable astronomy mounts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003ePrecision Focusing: The 2\" Eris Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eThe IDEAL 6 is equipped with the in-house designed Eris 2\" rack and pinion focuser. This robust focuser provides a solid, shift-free platform for both visual eyepieces and imaging cameras. Its smooth lock mechanism secures your accessories without introducing tilt, ensuring the optical path remains perfectly aligned for critical high-magnification viewing and imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eChoosing Your Grade: 1\/6 PV vs. 1\/8 PV and 1\/10 PV Optics\u003c\/h3\u003e\n\u003cp\u003eWhile the standard 1\/6 PV optic delivers exceptional views, Orion Optics UK offers optional upgrades to 1\/8 PV and 1\/10 PV for the most demanding observers. Choosing a higher grade of optical accuracy is a direct investment in image fidelity.\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/6 PV (Professional):\u003c\/strong\u003e An excellent all-around performer, providing sharp, high-contrast images that surpass mass-market standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/8 PV (Professional):\u003c\/strong\u003e Offers a noticeable increase in fine detail and contrast, making it a preferred choice for serious planetary observers and imagers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1\/10 PV (Ultra):\u003c\/strong\u003e Represents the pinnacle of optical craftsmanship, delivering the highest possible contrast and resolution the 150mm aperture can achieve, ideal for research-level applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComparing the Optical Grades\u003c\/h3\u003e\n\u003cp\u003eThe images below show the same view of Saturn captured through each available optical grade, under identical conditions -- a visual illustration of how each step up in wavefront accuracy sharpens contrast and fine detail.\u003c\/p\u003e\n\u003cdiv class=\"DAV-comparison-grid\"\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\" alt=\"Saturn viewed through 1\/6 PV Professional grade optics\"\u003e\n\u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_8-PV.jpg\" alt=\"Saturn viewed through 1\/8 PV Research grade optics\"\u003e\n\u003cp\u003e1\/8 PV (Research)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through 1\/10 PV Ultra grade optics\"\u003e\n\u003cp\u003e1\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does \"1\/6 PV wavefront\" mean for the IDEAL 6?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003e\u003cstrong\u003e1\/6 PV wavefront\u003c\/strong\u003e is a measurement of the primary mirror's surface accuracy. It means the peaks and valleys on the mirror's surface deviate from a perfect parabola by no more than 1\/6th the wavelength of light. This high degree of accuracy, verified by a Zygo interferometer, results in higher image contrast and sharpness compared to standard \"diffraction-limited\" optics.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the IDEAL 6's f\/5 focal ratio good for both visual and imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the f\/5 focal ratio is a versatile \"sweet spot.\" For visual use, it provides a wide field of view at low power, making it easy to navigate star fields and frame large deep-sky objects. For imaging, its fast focal ratio allows you to collect light quickly, reducing exposure times. Note that like all fast Newtonians, a coma corrector is recommended for astrophotography to ensure sharp stars across the entire frame.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the IDEAL 6 perform on planets like Jupiter and Saturn?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThanks to its guaranteed 1\/6 PV optics, the IDEAL 6 will provide excellent planetary views. You can expect to clearly resolve Jupiter's main cloud belts, the Great Red Spot, and its Galilean moons. On Saturn, the Cassini Division in the rings should be visible, along with subtle cloud banding on the planet itself, assuming good seeing conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount do I need for the 4.5kg IDEAL 6 OTA?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith a tube weight of only \u003cstrong\u003e4.5kg\u003c\/strong\u003e, the IDEAL 6 is very lightweight for its aperture. It pairs well with equatorial mounts in the EQ3-2\/CG-4 class for visual observing. For astrophotography, a more robust mount like an EQ5\/CG-5 or HEQ5 is recommended to handle the additional weight of a camera and guide scope and provide better tracking accuracy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is the 9-point mirror cell important on the IDEAL 6?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA \u003cstrong\u003e9-point suspension cell\u003c\/strong\u003e provides distributed, uniform support for the 150mm primary mirror. This prevents the mirror from sagging under its own weight as the telescope points to different parts of the sky, which would distort the image and ruin its high-quality optical figure. It's a critical component for maintaining the telescope's performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhen should I consider upgrading the IDEAL 6 to 1\/8 PV or 1\/10 PV optics?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou should consider the \u003cstrong\u003e1\/8 PV or 1\/10 PV upgrade\u003c\/strong\u003e if your primary focus is high-resolution planetary or lunar observing and imaging. While the standard 1\/6 PV optic is excellent, the higher grades provide a measurable increase in image contrast and the ability to resolve the finest possible details, making them a worthwhile investment for observers who demand the absolute best performance from their instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptics Grade\u003c\/td\u003e\n\u003ctd\u003e1\/6 PV wavefront (Professional)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptional Upgrades\u003c\/td\u003e\n\u003ctd\u003e1\/8 PV and 1\/10 PV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e750mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC machined 9-point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eEris 2\" Rack and Pinion with smooth lock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Construction\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e178mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e750mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e4.5kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Paint\u003c\/td\u003e\n\u003ctd\u003eGalaxy Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cooling\u003c\/td\u003e\n\u003ctd\u003e12-volt fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eIDEAL 6 Optical Tube Assembly\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Professional (1\/6 PV)","offer_id":52942594343197,"sku":"OOUK-IDEAL-6","price":959.0,"currency_code":"CAD","in_stock":true},{"title":"Research (1\/8 PV)","offer_id":52942594375965,"sku":"OOUK-IDEAL-6-1-8-PV","price":1029.0,"currency_code":"CAD","in_stock":true},{"title":"Ultra (1\/10 PV)","offer_id":52942594408733,"sku":"OOUK-IDEAL-6-1-10-PV","price":1049.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/OrionOpticsUK-IDEAL-6-Optical-Tube-Assembly-1_28b49159-cdc6-4684-a890-e579bc27333c.jpg?v=1789608201"},{"product_id":"orion-optics-uk-ideal-6l","title":"Orion Optics UK IDEAL 6L Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e150mm (6\") Newtonian Reflector Optical Tube\u003c\/li\u003e\n\u003cli\u003e1200mm Focal Length at an f\/8 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eCertified 1\/6 PV Wavefront Primary Mirror Optics\u003c\/li\u003e\n\u003cli\u003eCNC-Machined 9-Point Suspension Mirror Cell\u003c\/li\u003e\n\u003cli\u003eWeighs a nominal 5kg for easy mounting\u003c\/li\u003e\n\u003cli\u003eIncludes a 12-volt mirror cooling fan\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eIDEAL 6L Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe IDEAL 6L Optical Tube Assembly delivers planetary and lunar views typically reserved for much more expensive instruments. Its 150mm primary mirror is hand-figured to a certified 1\/6 PV wavefront accuracy, set at a native f\/8 focal ratio that excels at high-magnification observation. The entire optical system, weighing a nominal 5kg, is housed in a 1110mm aluminum tube supported by a CNC-machined 9-point mirror cell with 12-volt active cooling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe IDEAL 6L's 1\/6 PV Wavefront Primary Mirror\u003c\/h3\u003e\n\u003cp\u003eUnlike mass-produced reflectors, every IDEAL 6L is built around an optic with a guaranteed minimum performance level. The 150mm primary mirror is certified to a 1\/6 Peak-to-Valley (PV) wavefront accuracy, a standard that ensures sharp, high-contrast images free of astigmatism and spherical aberration. Every optic is supplied with its own Zygo laser interferometer report, providing objective proof of its quality—not just a subjective claim.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eCNC 9-Point Cell, 12V Cooling, and Eris 2\" Focuser\u003c\/h3\u003e\n\u003cp\u003eThe optical quality is maintained by a robust mechanical system. The primary mirror rests on a CNC-machined 9-point suspension cell that provides uniform support, preventing mirror flexure that can degrade image quality as the telescope moves. A built-in 12-volt fan accelerates mirror cooling, reducing tube currents and allowing you to reach thermal equilibrium faster for stable, sharp views.\u003c\/p\u003e\n\u003cp\u003eAt the other end, the in-house designed Eris 2\" rack and pinion focuser provides a solid, stable platform for your eyepieces and cameras. Its smooth-lock mechanism grips accessories securely without introducing tilt, ensuring the optical path remains perfectly aligned even with heavier 2\" eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eThe IDEAL 6L's f\/8 Advantage: High-Contrast Planetary Viewing\u003c\/h3\u003e\n\u003cp\u003eThe IDEAL 6L's 1200mm focal length results in an f\/8 focal ratio, a deliberate design choice for observers prioritizing detail on the Moon and planets. This slower f-ratio produces a less demanding light cone, which makes collimation easier to achieve and maintain. It also delivers higher contrast and works exceptionally well with simpler eyepiece designs, revealing subtle cloud bands on Jupiter and the Cassini Division in Saturn's rings with clarity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eIDEAL 6L: Choosing Between 1\/6, 1\/8, and 1\/10 PV Optics\u003c\/h3\u003e\n\u003cp\u003eWhile the standard 1\/6 PV optic is a superb performer, optional upgrades to 1\/8 PV and 1\/10 PV are available for those seeking the ultimate level of optical perfection. The choice depends entirely on your observing goals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 1\/6 PV:\u003c\/strong\u003e An excellent grade that delivers sharp, detailed views far exceeding typical commercial standards. Ideal for all-around visual astronomy from deep sky to planets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional 1\/8 PV:\u003c\/strong\u003e A significant step up for dedicated planetary and lunar observers. This level of correction can reveal finer, lower-contrast details during moments of steady seeing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra 1\/10 PV:\u003c\/strong\u003e Represents the pinnacle of Newtonian optics. This grade extracts the maximum possible resolution from the 150mm aperture, for observers who demand the most pristine image possible and have the steady skies to take advantage of it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComparing the Optical Grades\u003c\/h3\u003e\n\u003cp\u003eThe images below show the same view of Saturn captured through each available optical grade, under identical conditions -- a visual illustration of how each step up in wavefront accuracy sharpens contrast and fine detail.\u003c\/p\u003e\n\u003cdiv class=\"DAV-comparison-grid\"\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\" alt=\"Saturn viewed through 1\/6 PV Professional grade optics\"\u003e\n\u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_8-PV.jpg\" alt=\"Saturn viewed through 1\/8 PV Research grade optics\"\u003e\n\u003cp\u003e1\/8 PV (Research)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through 1\/10 PV Ultra grade optics\"\u003e\n\u003cp\u003e1\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of mount does the IDEAL 6L OTA require?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWith a nominal tube weight of \u003cstrong\u003e5kg\u003c\/strong\u003e and a length of \u003cstrong\u003e1110mm\u003c\/strong\u003e, the IDEAL 6L is relatively lightweight but long. It requires an equatorial mount in the EQ5\/CG-5 class or higher to ensure stability, especially for astrophotography or high-magnification viewing where vibrations are more noticeable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the IDEAL 6L's f\/8 design perform on planets like Jupiter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe f\/8 focal ratio is ideal for planetary work. On Jupiter, you can expect to clearly resolve the primary equatorial belts, the Great Red Spot, and shadow transits of the Galilean moons. The high-contrast optics will make it easier to discern subtle color variations and smaller storms within the cloud bands, especially when seeing conditions are good.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is a Zygo interferometer report and why is it included with the IDEAL 6L?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA Zygo interferometer is a high-precision instrument that measures the exact shape of a mirror's surface using laser light. The report is a printout of this measurement, providing objective, numerical proof of the mirror's wavefront accuracy (e.g., \u003cstrong\u003e1\/6 PV\u003c\/strong\u003e). It's included to guarantee that your telescope's optics meet the advertised specification, moving beyond subjective claims to verifiable data.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 1\/8 PV or 1\/10 PV upgrade for the IDEAL 6L worth it for visual observing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor most observers, the standard \u003cstrong\u003e1\/6 PV\u003c\/strong\u003e optic is more than sufficient for stunning views. However, if your primary passion is high-resolution planetary, lunar, or double-star observing and you frequently have access to steady skies, the higher-grade optics can provide a noticeable increase in fine detail and contrast. The \u003cstrong\u003e1\/10 PV\u003c\/strong\u003e upgrade is for the observer seeking the absolute theoretical maximum performance from a 150mm aperture.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan the Eris 2\" focuser on the IDEAL 6L handle a heavy eyepiece or a camera?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The \u003cstrong\u003eEris 2\" rack and pinion focuser\u003c\/strong\u003e is designed for stability. Its rack and pinion mechanism is inherently stronger than many entry-level Crayford focusers, and the \"smooth lock\" feature ensures that once focus is set, it holds firm without slipping or tilting, even with heavier accessories like large wide-field eyepieces or DSLR cameras for planetary imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is the 36mm secondary mirror on the IDEAL 6L a good size?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA \u003cstrong\u003e36mm\u003c\/strong\u003e secondary mirror creates a central obstruction of 24% by diameter. For a 150mm f\/8 Newtonian, this is an excellent balance, providing a fully illuminated field for visual use without being so large that it significantly reduces image contrast, which is critical for resolving fine planetary detail.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptics Grade\u003c\/td\u003e\n\u003ctd\u003e1\/6 PV Wavefront Standard (Upgrades to 1\/8 PV \u0026amp; 1\/10 PV available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e150mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e1200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e36mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eEris 2\" Rack and Pinion with smooth lock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC 9-point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror\/Tube Cooling\u003c\/td\u003e\n\u003ctd\u003e12-volt fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Type\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Paint\u003c\/td\u003e\n\u003ctd\u003eGalaxy Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e5kg (nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e178mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e1110mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eThis product is an Optical Tube Assembly (OTA) only. Mount, eyepieces, and other accessories are not included.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Professional (1\/6 PV)","offer_id":52942595588381,"sku":"OOUK-IDEAL-6L","price":978.0,"currency_code":"CAD","in_stock":true},{"title":"Research (1\/8 PV)","offer_id":52942595621149,"sku":"OOUK-IDEAL-6L-1-8-PV","price":1049.0,"currency_code":"CAD","in_stock":true},{"title":"Ultra (1\/10 PV)","offer_id":52942595653917,"sku":"OOUK-IDEAL-6L-1-10-PV","price":1068.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/OrionOpticsUK-IDEAL-6L-Optical-Tube-Assembly-1_3163e7dc-d29c-45ec-93b4-dc149eabea2c.jpg?v=1789608210"},{"product_id":"orion-optics-uk-ideal-8","title":"Orion Optics UK IDEAL 8 Optical Tube Assembly","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e200mm (8\") Primary Mirror\u003c\/li\u003e\n\u003cli\u003e900mm Focal Length\u003c\/li\u003e\n\u003cli\u003eFast f\/4.5 Focal Ratio\u003c\/li\u003e\n\u003cli\u003eGuaranteed 1\/6 PV Wavefront Standard Optics\u003c\/li\u003e\n\u003cli\u003eCNC-Machined 9-Point Mirror Cell\u003c\/li\u003e\n\u003cli\u003e7kg Nominal Tube Weight\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eOrion Optics UK IDEAL 8 Optical Tube Assembly\u003c\/h2\u003e\n\u003cp\u003eThe Orion Optics UK IDEAL 8 combines a fast, 200mm f\/4.5 optical system with a guaranteed 1\/6 PV wavefront primary mirror for exceptional astro-imaging capability. Its 900mm focal length provides a wide field of view, while the entire aluminium tube assembly weighs a manageable 7kg. Every optic is supported by a CNC-machined 9-point suspension cell and includes a Zygo interferometer report certifying its accuracy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eGuaranteed 1\/6 PV Wavefront Optics: The Orion Optics UK Difference\u003c\/h3\u003e\n\u003cp\u003eUnlike mass-produced reflectors that often cite a theoretical \"diffraction limited\" standard (equivalent to 1\/4 PV wavefront), every IDEAL 8 OTA comes with a hand-figured primary mirror guaranteed to achieve 1\/6 PV wavefront accuracy. This superior optical quality, verified by an included Zygo interferometer test report, translates directly to higher-contrast planetary views and tighter, more defined stars in deep-sky images. For the most demanding applications, optional upgrades to 1\/8 PV and 1\/10 PV are available.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eA 200mm f\/4.5 System for Wide-Field Imaging\u003c\/h3\u003e\n\u003cp\u003eWith a 200mm aperture and a fast f\/4.5 focal ratio, the IDEAL 8 is built for capturing large deep-sky objects. This optical speed allows you to gather significant signal in shorter exposure times, reducing demands on your mount's tracking. The 900mm focal length is ideal for framing expansive targets like the Andromeda Galaxy (M31) or the North American Nebula (NGC 7000) with modern astronomy cameras.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocal Ratio (f\/4.5):\u003c\/strong\u003e Reduces exposure time compared to slower f\/6 or f\/8 systems, capturing faint nebulosity more efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAperture (200mm):\u003c\/strong\u003e Gathers ample light for resolving detail in galaxies and star clusters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComa Correction Trade-Off:\u003c\/strong\u003e Like all fast Newtonians, the IDEAL 8 will show coma at the edge of the field; pairing it with a high-quality coma corrector is essential for achieving sharp stars across the entire imaging sensor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eEngineered for Stability: 9-Point Cell, Active Cooling, and Eris Focuser\u003c\/h3\u003e\n\u003cp\u003eThe optical quality is matched by a robust mechanical design. A CNC-machined 9-point suspension cell supports the primary mirror without inducing astigmatism or flexure as the telescope moves. A built-in 12-volt fan accelerates mirror cooling to ambient temperature, minimizing tube currents and ensuring sharp images sooner. The in-house designed Eris 2\" rack and pinion focuser provides a solid, slip-free platform for heavy imaging trains, with a smooth lock mechanism to hold focus securely.\u003c\/p\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eComparing the Optical Grades\u003c\/h3\u003e\n\u003cp\u003eThe images below show the same view of Saturn captured through each available optical grade, under identical conditions -- a visual illustration of how each step up in wavefront accuracy sharpens contrast and fine detail.\u003c\/p\u003e\n\u003cdiv class=\"DAV-comparison-grid\"\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_6-PV.jpg\" alt=\"Saturn viewed through 1\/6 PV Professional grade optics\"\u003e\n\u003cp\u003e1\/6 PV (Professional)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_8-PV.jpg\" alt=\"Saturn viewed through 1\/8 PV Research grade optics\"\u003e\n\u003cp\u003e1\/8 PV (Research)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-comparison-item\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Orion-Optics-UK-Saturn-1_10-PV.jpg\" alt=\"Saturn viewed through 1\/10 PV Ultra grade optics\"\u003e\n\u003cp\u003e1\/10 PV (Ultra)\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat makes the IDEAL 8's 1\/6 PV optics different from standard Newtonians?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eMost standard Newtonians are specified as \"diffraction limited,\" which corresponds to a 1\/4 PV wavefront accuracy. The \u003cstrong\u003eIDEAL 8 guarantees a 1\/6 PV wavefront\u003c\/strong\u003e, a significantly higher standard of optical precision. This is achieved through hand-figuring and is verified with an individual Zygo interferometer report for each mirror, resulting in higher image contrast and sharpness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the f\/4.5 focal ratio of the IDEAL 8 benefit deep-sky imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAn f\/4.5 system is considered \"fast,\" meaning it collects light more rapidly than a telescope with a higher f-ratio (like f\/8 or f\/10). For imagers, this means you can achieve the same image brightness in a much shorter exposure time. This reduces the strain on your mount's tracking and allows you to capture more data in a single night.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill I see a difference between the 1\/6 PV and 1\/10 PV upgrade on a target like Jupiter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, especially during moments of steady seeing. While the 1\/6 PV standard provides excellent views, upgrading to 1\/10 PV pushes the mirror's surface accuracy to the limit. On a detailed target like Jupiter, this translates to finer, higher-contrast details in the cloud bands and more subtle features becoming visible. The higher the optical quality, the more resilient the image is to atmospheric turbulence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of the 9-point mirror cell in the IDEAL 8?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe CNC-machined 9-point cell provides optimal support for the 200mm primary mirror. It distributes the weight of the glass evenly across nine specific points, preventing gravity from deforming the mirror's precise shape as the telescope is aimed at different parts of the sky. This ensures the telescope maintains its collimation and optical performance regardless of its orientation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 7kg weight of the IDEAL 8 OTA manageable for portable mounts?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAt a nominal weight of \u003cstrong\u003e7kg\u003c\/strong\u003e, the IDEAL 8 optical tube is relatively lightweight for its 200mm aperture. This makes it compatible with a wide range of mid-range equatorial mounts (typically those rated for 13-15kg or more for imaging), including many popular portable setups. Always account for the additional weight of your camera, guide scope, and other accessories.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the function of the 12-volt fan on the IDEAL 8?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe integrated 12-volt fan is a crucial feature for thermal management. It actively draws air over the back of the primary mirror, helping it reach the same temperature as the outside air much faster. This process, called thermal equalization, minimizes \"tube currents\"—internal air turbulence that can soften the image—leading to sharper, more stable views.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptics Grade\u003c\/td\u003e\n\u003ctd\u003e1\/6 PV Wavefront Standard (Upgrades to 1\/8 PV \u0026amp; 1\/10 PV available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Mirror Diameter\u003c\/td\u003e\n\u003ctd\u003e200mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e900mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Mirror Size\u003c\/td\u003e\n\u003ctd\u003e63mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eEris 2\" Rack and Pinion with smooth lock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cell\u003c\/td\u003e\n\u003ctd\u003eCNC 9-point suspension\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMirror Cooling\u003c\/td\u003e\n\u003ctd\u003e12-volt fan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e7kg (nominal)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Diameter\u003c\/td\u003e\n\u003ctd\u003e225mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e860mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Finish\u003c\/td\u003e\n\u003ctd\u003eGalaxy Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/orion-optics-uk-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eOrion Optics UK 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Orion Optics UK","offers":[{"title":"Professional (1\/6 PV)","offer_id":52942596899101,"sku":"OOUK-IDEAL-8","price":1707.0,"currency_code":"CAD","in_stock":true},{"title":"Research (1\/8 PV)","offer_id":52942596931869,"sku":"OOUK-IDEAL-8-1-8-PV","price":1822.0,"currency_code":"CAD","in_stock":true},{"title":"Ultra (1\/10 PV)","offer_id":52942596964637,"sku":"OOUK-IDEAL-8-1-10-PV","price":1843.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/OrionOpticsUK-IDEAL-8-Optical-Tube-Assembly-1_b4c117bd-1387-4576-935c-b3beedbbe56a.jpg?v=1789608219"}],"url":"https:\/\/davidastro.com\/en-us\/collections\/reflectors.oembed?page=3","provider":"David Astro","version":"1.0","type":"link"}