{"product_id":"svbony-red-laser-collimator-with-triple-cemented-lens-and-2in-adapter","title":"SVBONY Red Laser Collimator with Triple Cemented Lens and 2\" Adapter","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003ePrecise 635-655nm red laser for accurate optical alignment\u003c\/li\u003e\n\u003cli\u003e7 adjustable brightness levels for visibility in any condition\u003c\/li\u003e\n\u003cli\u003eTriple-cemented lens ensures a stable, non-wandering beam\u003c\/li\u003e\n\u003cli\u003eNative 1.25\" barrel with included 2\" adapter for universal fit\u003c\/li\u003e\n\u003cli\u003eDurable all-metal body for longevity and holding collimation\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\u003eSvbony Laser Collimator with Triple Cemented Lens \u0026amp; 2\" Adapter\u003c\/h2\u003e\n\u003cp\u003eThe Svbony Laser Collimator provides precise optical alignment for Newtonian and SCT reflectors, featuring a triple-cemented lens that projects a stable 635-655nm red laser beam with less than 5mw of power. With 7 adjustable brightness levels and compatibility with both 1.25\" and 2\" focusers, you can achieve perfect collimation in minutes, regardless of ambient light.\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\u003e7-Level Brightness Control: Precise Collimation from Day to Night\u003c\/h3\u003e\n\u003cp\u003eA common failure of laser collimators is a beam that's either too dim for daylight adjustments or too bright for dark-sky use, causing glare. This Svbony collimator solves the problem with 7 distinct brightness levels, allowing you to dial in the perfect intensity for any condition. You can easily see the return beam for secondary mirror alignment in twilight, then dim it down to a pinpoint for final primary mirror tweaking 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\u003eTriple-Cemented Lens: A \u0026lt;5mw Beam for Faster Alignment\u003c\/h3\u003e\n\u003cp\u003eThe accuracy of a laser collimator depends entirely on the stability of the beam it produces. The Svbony collimator uses a triple-cemented lens assembly, which ensures the less than 5mw laser diode projects a single, round, and stable dot. This design resists the beam wander and ghosting common in simpler collimators, giving you a trustworthy reference point for a faster and more intuitive alignment process.\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\u003eRugged Metal Build with 1.25\" and 2\" Focuser Compatibility\u003c\/h3\u003e\n\u003cp\u003eBuilt from a single piece of metal, the collimator body is designed to withstand field use and maintain its own internal alignment. It features a native 1.25\" barrel that fits the most common focuser size and includes a removable 2\" adapter, making it compatible with the larger focusers found on imaging Newtonians and Schmidt-Cassegrain telescopes.\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\u003eLaser vs. Manual Collimation: Why a 650nm Beam is Faster\u003c\/h3\u003e\n\u003cp\u003eWhile traditional Cheshire and sight tubes are effective, they require you to move back and forth between the focuser and the primary mirror adjustment knobs. A laser collimator allows you to make adjustments to the primary mirror while watching the 635-655nm beam return to the collimator's faceplate in real time. This immediate feedback dramatically speeds up the process, turning a 15-minute task into a 2-minute check at the start of your session.\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 do I use the Svbony Laser Collimator with my 8\" f\/5 Newtonian?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor an 8\" f\/5 Newtonian, insert the Svbony collimator into the focuser. First, adjust the secondary mirror until the red dot is centered on the primary mirror's center mark. Then, go to the back of the telescope and adjust the primary mirror knobs until the returning laser dot is centered on the collimator's target face. The 7 brightness levels are especially useful for seeing the dot clearly on both mirrors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use this Svbony Laser Collimator for my Celestron 8\" SCT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, this collimator is compatible with Schmidt-Cassegrain telescopes (SCTs). For an SCT, you typically adjust the secondary mirror collimation screws while looking through an eyepiece at a defocused star. The laser provides a no-star method: it allows you to align the secondary mirror by ensuring the return beam hits the center of the collimator's target, which is much faster for rough alignment.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat do the 7 brightness levels on the Svbony collimator help with?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e7 brightness levels\u003c\/strong\u003e allow you to adapt to any lighting condition. A brighter setting is needed for daytime or twilight collimation when ambient light can wash out the laser dot. A dimmer setting is crucial for dark-sky conditions to prevent glare and preserve your night vision while making fine adjustments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the Svbony Laser Collimator need to be collimated itself?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, any laser collimator's accuracy depends on its own alignment. You should periodically check if the beam is centered by rotating the collimator in a V-block or your focuser. If the dot moves in a circle, it needs adjustment. The triple-cemented lens in this model provides excellent stability, but it's good practice to verify it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Svbony collimator fit both 1.25\" and 2\" focusers?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The collimator has a standard \u003cstrong\u003e1.25\" barrel\u003c\/strong\u003e for direct use in smaller focusers. It also comes with a \u003cstrong\u003eremovable 2\" adapter\u003c\/strong\u003e to fit securely in larger focusers, ensuring compatibility with a wide range of Newtonian and SCT reflectors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of battery does the Svbony Laser Collimator use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Svbony Laser Collimator uses a common \u003cstrong\u003eCR2032 lithium button cell battery\u003c\/strong\u003e. The product description confirms a battery is included to get you started right away.\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\u003eProduct Name\u003c\/td\u003e\n\u003ctd\u003eLaser Collimator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLaser Wavelength\u003c\/td\u003e\n\u003ctd\u003e635-655nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLaser Output Power\u003c\/td\u003e\n\u003ctd\u003eLess than 5mw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Compatibility\u003c\/td\u003e\n\u003ctd\u003eNewtonian and SCT reflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlack\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\/svbony-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eSvbony 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SVBONY","offers":[{"title":"Default Title","offer_id":52861237854493,"sku":"SV-F9123A","price":29.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/SVBONY-Laser-Collimator-Triple-Cemented-Lens-7-Levels-1-25-2-Adapter-1_8c67e0fd-4839-403c-881f-3c3b31c8de4b.jpg?v=1788660431","url":"https:\/\/davidastro.com\/fr\/products\/svbony-red-laser-collimator-with-triple-cemented-lens-and-2in-adapter","provider":"David Astro","version":"1.0","type":"link"}