{"title":"Lunt MT Modular H-alpha Solar Telescopes","description":"\u003cp\u003eLunt MT modular H-alpha solar telescopes show prominences, filaments and active regions in the Sun's chromosphere, in a design built from interchangeable modules. The line covers the LS60MT, LS80MT, LS100MT and LS130MT, available as pressure-tuned telescopes or as Standard, Enhanced, Premium PLUS and Flagship kits.\u003c\/p\u003e\u003cp\u003eThe modular layout lets you add an internal double stack module for a narrower bandpass or swap the backing plate and focuser as your solar observing or imaging evolves.\u003c\/p\u003e","products":[{"product_id":"lunt-ls60mt-modular-solar-telescope-pressure-tuned","title":"Lunt LS60MT Modular Solar Telescope - Pressure Tuned","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e60mm Aperture\u003c\/li\u003e\n\u003cli\u003e600mm Focal Length (f\/10)\u003c\/li\u003e\n\u003cli\u003ePressure Tuned Etalon (H-alpha)\u003c\/li\u003e\n\u003cli\u003e\u0026lt;0.7 Angstrom Bandpass (Single Stack)\u003c\/li\u003e\n\u003cli\u003eB600 Blocking Filter\u003c\/li\u003e\n\u003cli\u003eModular Design for H-alpha, White Light, and Night Use\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\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\u003eThe Versatile Sun-Gazer: Lunt LS60MT Modular Solar Telescope - Pressure Tuned\u003c\/h2\u003e\n      \u003cp\u003eThe Lunt LS60MT Modular Solar Telescope - Pressure Tuned is a 60mm aperture, 600mm focal length (f\/10) instrument designed for high-contrast hydrogen-alpha solar observing, offering the flexibility to convert for white light solar views or night-time celestial exploration. Its modular design and precise pressure tuning make it a compelling choice for observers who demand both performance and adaptability from a single telescope.\u003c\/p\u003e\n      \u003cp\u003eThis instrument delivers crisp views of the dynamic solar disk in H-alpha, revealing prominences, filaments, and active regions with striking clarity. When converted, it serves as a capable night-time refractor, making it a versatile foundation for a wide range of observing interests.\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\u003ePrecision Solar Tuning: Pressure Tuned Etalon\u003c\/h3\u003e\n      \u003cp\u003eAt the heart of the LS60MT's solar performance is its pressure-tuned internal H-alpha etalon, which provides a bandpass of less than 0.7 Angstroms. This narrow bandpass isolates the specific wavelength of hydrogen-alpha light, allowing you to observe the Sun's chromosphere, where fascinating features like prominences and filaments reside.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003ePressure Tuning:\u003c\/strong\u003e Unlike tilt-tuned systems, pressure tuning adjusts the etalon's optical spacing by changing air pressure within a sealed chamber. This mechanism ensures a uniform bandpass across the entire field of view, preventing the \"sweet spot\" effect and providing a consistent high-contrast image whether you are observing or imaging.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eFine Detail Resolution:\u003c\/strong\u003e The sub-0.7 Angstrom bandpass is narrow enough to resolve intricate details in solar filaments, the granulation of the photosphere, and the delicate structure of prominences lifting off the limb. As you slowly adjust the pressure tuner, you can shift the bandpass slightly to bring different features into optimal view, for instance, enhancing a faint filament against the solar disk or sharpening the edge of a hedgerow prominence.\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\u003eAdaptable Observing: The Modular Telescope Design\u003c\/h3\u003e\n      \u003cp\u003eThe \"MT\" in LS60MT signifies its modular design, allowing the dedicated H-alpha front assembly to be quickly removed. This transforms the instrument into a standard 60mm f\/10 achromatic refractor, ready for alternative observing modes. This flexibility significantly extends the telescope's utility beyond specialized solar work.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDaytime White Light Solar:\u003c\/strong\u003e With the H-alpha module removed and a suitable white light solar filter (sold separately) attached to the objective, the LS60MT can provide safe, high-resolution views of sunspots and solar granulation. This allows for observation of the Sun's photosphere, complementing the chromospheric views delivered by the H-alpha system.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eNight-Time Astronomical Views:\u003c\/strong\u003e Once the H-alpha module is detached, the LS60MT functions as a 60mm f\/10 refractor for night-time astronomy. With a standard star diagonal and eyepieces (sold separately), it offers crisp, high-contrast views of the Moon, planets, and brighter deep-sky objects. The 60mm aperture provides clear resolution for lunar craters and Jovian moons, serving as an excellent grab-and-go night scope.\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\u003eOptimized for Viewing: B600 Blocking Filter\u003c\/h3\u003e\n      \u003cp\u003eThe Lunt LS60MT includes a B600 blocking filter, which is an essential component for safe H-alpha solar viewing. The \"B\" indicates its position behind the etalon, and the \"600\" denotes a 6mm clear aperture. This size offers a generous illuminated field for both visual observing and general solar imaging.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eEnhanced Field of View:\u003c\/strong\u003e A 6mm blocking filter provides a wider fully illuminated field compared to smaller blocking filters. This is particularly beneficial for visual observers who want to take in larger solar features without constantly repositioning the telescope. For imagers, it allows for capturing more of the solar disk or larger prominences in a single frame.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eSafe Viewing:\u003c\/strong\u003e The blocking filter works in conjunction with the primary H-alpha etalon to ensure that only the narrow H-alpha wavelength reaches your eye or camera, blocking all other harmful wavelengths of light. This critical safety component is housed in a 1.25-inch diagonal, ready to accept standard eyepieces.\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 Observational Experience: Seeing the Sun in H-Alpha\u003c\/h3\u003e\n      \u003cp\u003ePointing the LS60MT at the Sun and slowly adjusting the pressure tuner brings the chromosphere to life. You might first notice the sharp, bright edge of the solar limb, and as you tune, delicate prominences begin to materialize, extending like intricate structures into the blackness beyond. A slight turn of the pressure knob will shift the view to reveal the intricate, dark threads of filaments snaking across the solar disk, or the bright, mottled textures of plages around active regions.\u003c\/p\u003e\n      \u003cp\u003eUnder good seeing conditions, the 60mm aperture and \u0026lt;0.7 Angstrom bandpass allow you to resolve the fine structure within these features, distinguishing individual strands in a prominence or the granular texture surrounding a sunspot. The uniform field of view delivered by pressure tuning ensures that these details are sharp and visible across the entire field, making for a truly engaging and dynamic observing 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\u003eChoosing Your Lunt Solar Telescope: LS60MT vs. Siblings\u003c\/h3\u003e\n      \u003cp\u003eLunt offers a range of dedicated solar telescopes, and understanding the differences helps select the right instrument for your needs. The LS60MT balances aperture, portability, and versatility within the Lunt line.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003evs. Lunt LS50MT:\u003c\/strong\u003e The LS50MT is a more compact and lighter instrument with a 50mm aperture, making it the ultimate grab-and-go option. While the LS50MT is highly portable and more affordable, the LS60MT's larger 60mm aperture gathers more light and offers increased resolution potential, especially for finer details on the solar disk or subtle prominence structures, under conditions that allow it. Both are excellent for consistent views under average seeing.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003evs. Lunt LS80MT:\u003c\/strong\u003e The LS80MT provides a significantly larger 80mm aperture, which, under truly excellent seeing conditions, can resolve finer details and present brighter images of faint features. However, the LS80MT is heavier, requires a more substantial mount, and comes at a higher price point. For observers prioritizing maximum resolution and willing to invest in a larger setup, the LS60MT offers a more balanced approach for portability and consistent performance in variable seeing conditions, where a 60mm aperture often performs near its practical limit.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eSingle Stack vs. Double Stack:\u003c\/strong\u003e The LS60MT is a single-stacked system (\u0026lt;0.7 Angstrom bandpass). For enhanced contrast, particularly on surface features like filaments and granulation, an optional double-stacking module (DSII\/LS60C or DS50\/LS60C) can be added. This reduces the bandpass to \u0026lt;0.5 Angstroms, darkening the disk and making subtle features more prominent. The single-stack LS60MT offers a brighter view of prominences, while double-stacking prioritizes disk detail.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt LS60MT for night-time astronomy?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. The LS60MT is a modular solar telescope. By removing the H-alpha front assembly, it converts into a standard 60mm f\/10 achromatic refractor suitable for observing the Moon, planets, and brighter deep-sky objects at night.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat accessories do I need to observe at night or in white light?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eFor night-time use, you will need a standard 1.25\" star diagonal and eyepieces. For white light solar observing, you will need a dedicated white light solar filter that attaches to the objective lens of the 60mm refractor tube after the H-alpha module is removed.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between pressure tuning and tilt tuning?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003ePressure tuning adjusts the etalon's bandpass by changing air pressure within a sealed chamber, providing a uniform bandpass across the entire field. Tilt tuning, common in less expensive systems, adjusts the bandpass by tilting the etalon, which can introduce a \"sweet spot\" effect where sharpness varies across the field.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the 60mm aperture sufficient for solar observing?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. A 60mm aperture is often considered ideal for H-alpha solar observing because it provides excellent resolution for solar features while remaining highly portable. Under typical atmospheric seeing conditions, the practical resolution limit for solar observing can often be met or exceeded by a 60mm instrument, offering consistent high-contrast views.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat does the BF1200 blocking filter mean?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe BF1200 is a 12mm clear aperture blocking filter, which is an essential safety component that works with the etalon to block harmful wavelengths. The 12mm size offers a generous illuminated field of view, making it comfortable for visual observing and suitable for general solar imaging.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade the LS60MT for double stacking?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. The LS60MT can be upgraded with an optional double-stacking module (DSII\/LS60C or DS50\/LS60C). This narrows the bandpass to \u0026lt;0.5 Angstroms, significantly increasing contrast on the solar disk and making subtle surface features like filaments and granulation more prominent.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need to clean the etalon?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe etalon is a sealed, sensitive optical component. It should never be disassembled or cleaned internally. Any dust on the exterior surfaces of the H-alpha module can be carefully removed with appropriate optical cleaning tools, following the manufacturer's guidelines.\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\u003eOptical Design\u003c\/td\u003e\n\u003ctd\u003eAchromatic Refractor\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e60mm\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\/10\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003ePressure Tuned Etalon\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBandpass (H-alpha)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.7 Angstrom (Single Stack)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB600 (6mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eCrayford Focuser\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eTube Material\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eWeight (H-alpha configuration)\u003c\/td\u003e\n\u003ctd\u003e~6.5 lbs (2.95 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eModular Design\u003c\/td\u003e\n\u003ctd\u003eYes, converts for white light and night-time use\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      \u003cimg src=\"[Image%20URL]\" alt=\"Lunt LS60MT Solar Telescope Optical Tube\" class=\"DAV-img-box\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eLunt LS60MT 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      \u003cimg src=\"[Image%20URL]\" alt=\"Lunt BF1200 Blocking Filter Diagonal\" class=\"DAV-img-box\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eBF1200 Blocking Filter Diagonal (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 src=\"[Image%20URL]\" alt=\"Pressure Tuning Unit for Lunt LS60MT\" class=\"DAV-img-box\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003ePressure Tuning Unit\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 src=\"[Image%20URL]\" alt=\"Clamshell Ring for Lunt LS60MT\" class=\"DAV-img-box\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eClamshell Mounting Ring\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 src=\"[Image%20URL]\" alt=\"Hard Case for Lunt LS60MT\" class=\"DAV-img-box\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eHard Carry Case\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\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"[Insert%20manual%20URL]\" 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\n\u003cli\u003e\n\u003ca href=\"[Warranty%20url]\" rel=\"noopener\" target=\"_blank\"\u003eLunt Limited Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B600","offer_id":44967528104221,"sku":"LSS-LS60MT\/B600R\u0026P","price":2233.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-60mm-Modular-Telescope-1__00090.1598200368.1280.1280.jpg?v=1684343468"},{"product_id":"lunt-ls80mt-modular-solar-telescope-pressure-tuned","title":"Lunt LS80MT Modular Solar Telescope - Pressure Tuned","description":"\u003c!-- short description --\u003e\n\u003cul class=\"DAV-feature-list\"\u003e\n    \u003cli\u003e\n        80mm ED f\/7 H-alpha refractor\n    \u003c\/li\u003e\n    \u003cli\u003e\n        560mm focal length\n    \u003c\/li\u003e\n    \u003cli\u003e\n        Pressure tuning\n    \u003c\/li\u003e\n    \u003cli\u003e\n        Supports B1200\/B1800 filters and Ca-K modules\n    \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\n\n\n\u003c!-- more --\u003e\n\n\n \u003c!-- tabs --\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\u003eDownloads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\n\n\n\u003cul class=\"tabs-content\"\u003e\n    \u003cli class=\"active\"\u003e       \n        \u003cdiv\u003e\n            \u003c!-- Title image text --\u003e\n            \u003cdiv class=\"DAV-bg-light\"\u003e\n                \u003c!-- Main Image --\u003e\n                \u003cdiv class=\"DAV-section-center\"\u003e\n                    \u003ch2\u003eLunt LS80MT H-alpha Solar Telescope\u003c\/h2\u003e\n                    \u003cp\u003eThe Lunt LS80MT Modular Telescope is a professional-grade optical system designed for astronomers who demand high solar performance without sacrificing portability or versatility. While larger observatory-class solar telescopes offer maximum resolution, the 80 mm aperture of the LS80MT represents the optimal balance within the Lunt lineup. It delivers approximately 75 percent more light-gathering power than 60 mm entry-level systems while remaining compact and lightweight enough for rapid setup and transport. Built around a precision FPL-53 ED doublet refractor, the LS80MT provides sharp, high-contrast performance for both solar chromospheric observation and nighttime astronomy.\u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n\n\n         \u003c!-- image text --\u003e\n         \u003cdiv class=\"DAV-section-container\"\u003e\n            \u003c!-- Image Section --\u003e\n            \u003cdiv class=\"DAV-section-img\"\u003e\n                \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LSS-LS80MT-Objective-Lens.jpg?v=1769186887\" alt=\"LS80MT Objective Lens\"\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- Text Section --\u003e\n            \u003cdiv class=\"DAV-section-text\"\u003e\n                \u003ch3\u003eOptical Design and Nighttime Performance\u003c\/h3\u003e                \n                \u003cp\u003e\n                    At its core, the LS80MT uses an 80 mm FPL-53 ED doublet objective with a focal length of 560 mm at f\/7. This optical configuration delivers excellent color correction, high contrast, and sharp star images when used as a nighttime refractor. In its non-solar configuration, the telescope functions as a true apochromatic refractor suitable for lunar, planetary, and deep-sky observing and imaging. The optical quality and focal ratio also make it well suited for modern astrophotography workflows when paired with appropriate accessories.\n                \u003c\/p\u003e\n                \n            \u003c\/div\u003e\n        \u003c\/div\u003e\n\n         \u003c!-- image text --\u003e\n         \u003cdiv class=\"DAV-section-container\"\u003e\n            \u003c!-- Image Section --\u003e\n            \u003cdiv class=\"DAV-section-img\"\u003e\n                \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LSS-LS80MT-Etalon.jpg?v=1769186888\" alt=\"LS80MT Etalon\"\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- Text Section --\u003e\n            \u003cdiv class=\"DAV-section-text\"\u003e\n                \u003ch3\u003eHydrogen-Alpha Etalon System\u003c\/h3\u003e                \n                \u003cp\u003e\n                    For solar observation, the LS80MT integrates an internal Fabry-Pérot hydrogen-alpha etalon with a typical bandpass of less than 0.65 angstrom. This narrow spectral window isolates the hydrogen-alpha wavelength at 656.28 nm, revealing fine chromospheric structures such as filaments, prominences, plages, and active regions. The internal placement of the etalon protects it from environmental exposure and contributes to long-term stability and consistent optical performance under varying thermal conditions.\n                \u003c\/p\u003e\n                \n            \u003c\/div\u003e\n        \u003c\/div\u003e\n\n\n        \n         \u003c!-- image text --\u003e\n         \u003cdiv class=\"DAV-section-container\"\u003e\n            \u003c!-- Image Section --\u003e\n            \u003cdiv class=\"DAV-section-img\"\u003e\n                \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LSS-LS80MT-Pressure-Tuner.jpg?v=1769186888\" alt=\"LS80MT Pressure Tuner\"\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- Text Section --\u003e\n            \u003cdiv class=\"DAV-section-text\"\u003e\n                \u003ch3\u003eTrue Doppler Pressure Tuning Technology\u003c\/h3\u003e                \n                \u003cp\u003e\n                    The LS80MT employs Lunt’s Internal Pressure Tuning system, a defining feature that provides significant advantages over mechanically tilt-tuned designs. By adjusting the internal air pressure within a sealed etalon chamber, the refractive index of the air is altered, shifting the etalon precisely onto the hydrogen-alpha wavelength. This barometric tuning method produces uniform contrast across the entire solar disk and minimizes field-dependent sweet spots. In addition, pressure tuning allows true Doppler shifting, enabling the observer to tune slightly on and off band to explore velocity-dependent solar phenomena. This capability is essential for studying the three-dimensional structure of filaments and the high-velocity dynamics of prominences and eruptive events along the solar limb.\n                \u003c\/p\u003e\n                \n            \u003c\/div\u003e\n        \u003c\/div\u003e\n        \n         \u003c!-- image text --\u003e\n         \u003cdiv class=\"DAV-section-container\"\u003e\n            \u003c!-- Image Section --\u003e\n            \u003cdiv class=\"DAV-section-img\"\u003e\n                \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-Blocking-Filter-Diagonal-Straight-Through__59879.1598239736.1280.1280.jpg?v=1684343569\" alt=\"Lunt Blocking Filter\"\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- Text Section --\u003e\n            \u003cdiv class=\"DAV-section-text\"\u003e\n                \u003ch3\u003eBlocking Filter Options and Image Circle\u003c\/h3\u003e                \n                \u003cp\u003e A critical component of the LS80MT system is the blocking filter, which determines the size of the illuminated image circle and the suitability for different applications.                \u003c\/p\u003e\n                \u003cul\u003e\n                    \u003cli\u003e\n\u003cstrong\u003eB1200 (12mm):\u003c\/strong\u003eThis filter is the standard choice for visual observers. It provides a generous field of view that comfortably frames the entire solar disk, offering crisp views through most medium-to-high power eyepieces.\u003c\/li\u003e\n                    \u003cli\u003e\n\u003cstrong\u003eB1800 (12mm):\u003c\/strong\u003eFor the dedicated astrophotographer or those using larger-format sensors, the B1800 is the recommended upgrade. The larger aperture prevents vignetting on modern CMOS sensors and provides a wider, fully illuminated field. This extra \"breathing room\" is also beneficial for those using binoviewers or high-magnification Barlow lenses, ensuring that the solar limb remains fully bright and detailed across the entire frame.\u003c\/li\u003e\n                \u003c\/ul\u003e\n            \u003c\/div\u003e\n        \u003c\/div\u003e\n\n        \u003cdiv class=\"DAV-section-container\"\u003e\n            \u003c!-- Image Section --\u003e\n            \u003cdiv class=\"DAV-section-img\"\u003e\n                \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/Cb_TT_iejVM\" title=\"360 degree view 80mm Universal Day or Night All in One Telescope\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- Text Section --\u003e\n            \u003cdiv class=\"DAV-section-text\"\u003e\n                \u003ch3\u003eModular Architecture and Multi-Wavelength Capability\u003c\/h3\u003e                \n                \u003cp\u003e\n                    As part of Lunt’s MT series, the LS80MT is defined by its modular architecture. In its standard configuration, it operates as a dedicated hydrogen-alpha solar telescope. The entire H-alpha module can be removed, converting the instrument into a conventional 80 mm ED apochromatic refractor in minutes. This design allows seamless transition between solar observation and nighttime astronomy without permanent modification. The system is also compatible with Lunt Calcium-K modules and white-light Herschel wedges, providing a flexible and future-proof platform for multi-wavelength solar research.\n                \u003c\/p\u003e\n                \n            \u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"DAV-section-container\"\u003e\n\n\n            \u003c!-- Text Section --\u003e\n            \u003cdiv class=\"DAV-section-text\"\u003e\n                \u003ch3\u003eMechanical Design and Build Quality\u003c\/h3\u003e                \n                \u003cp\u003e\n                    The LS80MT is constructed to the same standards as Lunt’s larger observatory instruments. It features a heavy-duty dual-speed rack-and-pinion focuser with a 10:1 fine-focus reduction, allowing precise focusing at high magnifications and during critical imaging. The optical tube is installed in CNC-machined mounting rings and a dedicated solar finder handle for safe and efficient alignment. The telescope is supplied in a custom-fitted, aluminum finished hard case, ensuring long-term protection and reliability under the demanding thermal conditions associated with solar observation.\n                \u003c\/p\u003e\n                \n            \u003c\/div\u003e\n        \u003c\/div\u003e\n\n\n\n    \n\n\n\n\n    \u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth\u003eTelescope Type\u003c\/th\u003e\n      \u003ctd\u003eUniversal Day and Night\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eUniversal Capabilities\u003c\/th\u003e\n      \u003ctd\u003eH-alpha, CaK, White Light, Lunar, Planetary, Deep Space, Terrestrial\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eAperture\u003c\/th\u003e\n      \u003ctd\u003e80 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eObjective Type\u003c\/th\u003e\n      \u003ctd\u003eProfessional Grade ED Doublet\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eObjective Material\u003c\/th\u003e\n      \u003ctd\u003eFPL-53\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eObjective Coating\u003c\/th\u003e\n      \u003ctd\u003eIon Assisted Broadband AR\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eFocal Ratio\u003c\/th\u003e\n      \u003ctd\u003ef\/7\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eFocal Length\u003c\/th\u003e\n      \u003ctd\u003e560 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eMounting\u003c\/th\u003e\n      \u003ctd\u003eCNC Mounting Rings with Vixen Style Dovetail\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eStorage\u003c\/th\u003e\n      \u003ctd\u003eAluminum Finished Hard Case with Fitted Foam\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eH-alpha Etalon Type\u003c\/th\u003e\n      \u003ctd\u003eModular\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eEtalon Wavelength\u003c\/th\u003e\n      \u003ctd\u003e656.28 nm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eEtalon Bandpass\u003c\/th\u003e\n      \u003ctd\u003e\u0026lt;0.65 Å Single Stack, \u0026lt;0.45 Å Double Stack\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eEtalon Material\u003c\/th\u003e\n      \u003ctd\u003eUV Grade Fused Silica\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eEtalon Tuning\u003c\/th\u003e\n      \u003ctd\u003eDoppler True Barometric Pressure Tuning\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eDoppler Shifting\u003c\/th\u003e\n      \u003ctd\u003eInstant\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBlocking Filter Size Options\u003c\/th\u003e\n      \u003ctd\u003e12 mm, 18 mm, Diagonal and Straight Through\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eBlocking Filter Bandpass\u003c\/th\u003e\n      \u003ctd\u003e6 Å\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eSun Finder\u003c\/th\u003e\n      \u003ctd\u003eRed Dot Sun Finder Handle\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eTheoretical Maximum Magnification\u003c\/th\u003e\n      \u003ctd\u003e140×\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth\u003eTelescope Weight\u003c\/th\u003e\n      \u003ctd\u003e9.25 lbs\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n    \u003c\/li\u003e\n    \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\"\u003eLS80MT Telescope\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\"\u003eBlocking Filter\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\"\u003eMounting Ring Assembly with Red Dot Sun Finder 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\"\u003e2\" Nighttime 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\"\u003e6\" V-Series Dovetail\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\"\u003eHard Case\u003c\/p\u003e\n                    \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/li\u003e\n                \u003cdiv\u003e\n                    \u003cp class=\"DAV-item-title\"\u003eWarranty Registration Instruction Card\u003c\/p\u003e\n                    \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/ul\u003e\n\u003c\/li\u003e\n            \u003c!-- Add more items as needed --\u003e\n                  \n    \n    \n    \u003cli\u003e\n        \u003cul class=\"DAV-grid\"\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\n                \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS80MT-Manual.pdf?v=1769104803\" target=\"_blank\"\u003e\n                    \u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" 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\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n                    \u003cdiv\u003e\n                    \u003cp class=\"DAV-item-title\"\u003eDownload LS80MT Manual\u003c\/p\u003e\n                \u003c\/div\u003e\n                \u003c\/a\u003e\n            \u003c\/li\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\n                \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS80MT-Conversion-Manual.pdf?v=1769104975\" target=\"_blank\"\u003e\n                    \u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 512 512\" class=\"DAV-img-box\"\u003e\u003cpath fill=\"#0047a7\" 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\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n                    \u003cdiv\u003e\n                    \u003cp class=\"DAV-item-title\"\u003eDownload LS80MT Conversion Manual\u003c\/p\u003e\n                \u003c\/div\u003e\n                \u003c\/a\u003e\n            \u003c\/li\u003e\n            \u003c!-- Add more items as needed --\u003e\n        \u003c\/ul\u003e\n    \u003c\/li\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B1200","offer_id":44967530201373,"sku":"LSS-LS80MT\/B1200R\u0026P","price":4473.0,"currency_code":"CAD","in_stock":true},{"title":"B1800","offer_id":44967530299677,"sku":"LSS-LS80MT\/B1800R\u0026P","price":4893.0,"currency_code":"CAD","in_stock":true},{"title":"No Blocking Filter (LUNT BLOCKING FILTER IS REQUIRED TO USE THE SCOPE)","offer_id":50874734182685,"sku":"LSS-LS80MT\/R\u0026P","price":3633.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LS80MT-1__84598.1598211029.1280.1280.jpg?v=1684343484"},{"product_id":"lunt-backing-plate-focuser-ls80mt","title":"Lunt Backing Plate \u0026 Focuser - LS80MT","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eEnables nighttime astronomical observing with the LS80MT\u003c\/li\u003e\n\u003cli\u003eRequired for white-light solar viewing with a solar wedge\u003c\/li\u003e\n\u003cli\u003eReplaces the primary H-alpha tuning assembly\u003c\/li\u003e\n\u003cli\u003eGenuine Lunt Solar Systems component for the LS80MT\u003c\/li\u003e\n\u003cli\u003eIncludes focuser and backing plate assembly\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\u003eLunt Backing Plate \u0026amp; Focuser - LS80MT\u003c\/h2\u003e\n      \u003cp\u003eThis Lunt Backing Plate \u0026amp; Focuser is the essential component for converting your LS80MT telescope from a dedicated Hydrogen-alpha instrument into a versatile refractor for nighttime astronomy or white-light solar viewing. It directly replaces the primary H-alpha etalon assembly, unlocking the full modular capability of the LS80MT optical tube.\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\u003eConvert Your LS80MT for Night Sky and White-Light Use\u003c\/h3\u003e\n      \u003cp\u003eThe modular design of the Lunt LS80MT is one of its key features, and this backing plate and focuser assembly is the key to that system. By removing the front-mounted H-alpha module and installing this unit, you transform the telescope into a high-quality ED doublet refractor ready for observing the Moon, planets, and deep-sky objects.\u003c\/p\u003e\n      \u003cp\u003eThis conversion is also required if you wish to use a Lunt White Light Solar Wedge. The wedge cannot be used with the H-alpha module in place; this assembly provides the standard focuser and light path needed for safe and effective white-light observation of sunspots and granulation.\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\u003eGenuine Lunt Component for a Perfect Fit\u003c\/h3\u003e\n      \u003cp\u003eAs an original Lunt Solar Systems part, this backing plate and focuser ensures a precise, secure fit on the LS80MT optical tube. Using a genuine component guarantees correct optical spacing and mechanical alignment, maintaining the optical integrity of your telescope system without any modification or adapters.\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 is the purpose of the Lunt Backing Plate \u0026amp; Focuser for the LS80MT?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThis assembly allows you to convert your Lunt LS80MT from its Hydrogen-alpha solar configuration to a standard astronomical refractor. It is required for \u003cstrong\u003enighttime observing\u003c\/strong\u003e of objects like planets and nebulae, and for \u003cstrong\u003ewhite-light solar observing\u003c\/strong\u003e using a separate solar wedge.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need this part to see planets like Jupiter or galaxies like Andromeda (M31) with my LS80MT?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. The standard H-alpha configuration of the LS80MT is designed only for viewing the Sun in a very specific wavelength. To use the telescope for any nighttime celestial object, you must remove the H-alpha module and install this backing plate and focuser assembly.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use a Lunt White Light Solar Wedge on my LS80MT without this part?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo. To use a white-light solar wedge with the LS80MT, you must first remove the H-alpha module and replace it with this backing plate and focuser. The optical path required for a solar wedge is incompatible with the internal etalon of the H-alpha system.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow is the Lunt Backing Plate \u0026amp; Focuser installed on the LS80MT?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eInstallation involves unthreading and removing the red Hydrogen-alpha module from the front of the LS80MT optical tube. This backing plate and focuser assembly then threads directly onto the telescope tube in its place. Always refer to your LS80MT manual for detailed instructions.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the focuser on the LS80MT Backing Plate a dual-speed model?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThis is the standard Lunt focuser provided for nighttime and white-light conversion of the LS80MT telescope. It is designed to provide reliable, smooth focusing for visual observation and imaging with standard accessories.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the Lunt Backing Plate \u0026amp; Focuser assembly include a diagonal or eyepieces?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo. This product includes only the backing plate and focuser unit. You will need to provide your own diagonal, eyepieces, and any other accessories for observing.\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\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\/Lunt_Solar_Systems_LS80MT_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\u003cp class=\"DAV-item-subtitle\"\u003efor LS80MT Telescope\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":44967531184413,"sku":"LSS-BP\u0026F\/LS80MT","price":525.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-Backing-Plate-Focuser__28421.1598214226.1280.1280.jpg?v=1684343507"},{"product_id":"lunt-ls100mt-modular-solar-telescope-pressure-tuned","title":"Lunt LS100MT Modular Solar Telescope - Pressure Tuned","description":"\u003c!-- short description --\u003e\n\u003cul class=\"DAV-feature-list\"\u003e\n    \u003cli\u003e\n        100mm ED f\/7 H-alpha refractor\n    \u003c\/li\u003e\n    \u003cli\u003e\n        700mm focal length\n    \u003c\/li\u003e\n    \u003cli\u003e\n        Pressure tuning\n    \u003c\/li\u003e\n    \u003cli\u003e\n        Supports B1200\/B1800\/B3400 filters and Ca-K modules\n    \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\n\u003c!-- tabs --\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\u003eDownloads\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n    \u003cli class=\"active\"\u003e       \n        \u003cdiv\u003e\n            \u003c!-- Title image text --\u003e\n            \u003cdiv class=\"DAV-bg-light\"\u003e\n                \u003cdiv class=\"DAV-section-center\"\u003e\n                    \u003ch2\u003eLunt LS100MT H-alpha Solar Telescope\u003c\/h2\u003e\n                    \u003cp\u003e\n                        The Lunt LS100MT Modular Telescope is a professional-grade optical system designed for astronomers who require increased resolution and light-gathering power without sacrificing modular flexibility. With its larger 100 mm aperture, the LS100MT delivers noticeably higher resolving power and image scale than smaller MT models, making it ideal for high-resolution solar observation and imaging. Built around a precision FPL-53 ED doublet refractor, the LS100MT provides exceptional contrast for hydrogen-alpha solar viewing while converting seamlessly into a premium nighttime apochromatic refractor.\n                    \u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- image text --\u003e\n            \u003cdiv class=\"DAV-section-container\"\u003e\n                \u003cdiv class=\"DAV-section-img\"\u003e\n                    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LSS-LS100MT-Objective-Lens.jpg\" alt=\"LS100MT Objective Lens\"\u003e\n                \u003c\/div\u003e\n                \u003cdiv class=\"DAV-section-text\"\u003e\n                    \u003ch3\u003eOptical Design and Nighttime Performance\u003c\/h3\u003e                \n                    \u003cp\u003e\n                        The LS100MT is based on a 100 mm FPL-53 ED doublet objective with a focal length of 700 mm at f\/7. This configuration delivers excellent chromatic correction, increased resolving power, and high contrast for both visual observing and imaging. When configured for nighttime use, the LS100MT functions as a true apochromatic refractor suitable for lunar, planetary, and deep-sky observation. The longer focal length provides a more favorable image scale for high-resolution planetary imaging and detailed visual work.\n                    \u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- image text --\u003e\n            \u003cdiv class=\"DAV-section-container\"\u003e\n                \u003cdiv class=\"DAV-section-img\"\u003e\n                    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LSS-LS100MT-Etalon.jpg\" alt=\"LS100MT Etalon\"\u003e\n                \u003c\/div\u003e\n                \u003cdiv class=\"DAV-section-text\"\u003e\n                    \u003ch3\u003eHydrogen-Alpha Etalon System\u003c\/h3\u003e                \n                    \u003cp\u003e\n                        For solar observing, the LS100MT integrates an internal Fabry-Pérot hydrogen-alpha etalon with a typical bandpass of less than 0.65 angstrom. This narrow spectral window isolates the hydrogen-alpha wavelength at 656.28 nm, revealing fine chromospheric structures such as filaments, prominences, plages, and active regions. The internal etalon design ensures long-term stability and protects critical optical components from environmental and thermal influences.\n                    \u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- image text --\u003e\n            \u003cdiv class=\"DAV-section-container\"\u003e\n                \u003cdiv class=\"DAV-section-img\"\u003e\n                    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LSS-LS100MT-Pressure-Tuner.jpg\" alt=\"LS100MT Pressure Tuner\"\u003e\n                \u003c\/div\u003e\n                \u003cdiv class=\"DAV-section-text\"\u003e\n                    \u003ch3\u003eTrue Doppler Pressure Tuning Technology\u003c\/h3\u003e                \n                    \u003cp\u003e\n                        The LS100MT employs Lunt’s Internal Pressure Tuning system to precisely align the etalon to the hydrogen-alpha wavelength. By varying the internal air pressure inside a sealed chamber, the refractive index of the air is adjusted without mechanical tilt. This approach produces uniform contrast across the entire solar disk and minimizes field-dependent sweet spots. Pressure tuning also enables true Doppler shifting, allowing observers to tune on and off band to study velocity-dependent solar features such as filament structure and prominence dynamics.\n                    \u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003c!-- image text --\u003e\n            \u003cdiv class=\"DAV-section-container\"\u003e\n                \u003cdiv class=\"DAV-section-img\"\u003e\n                    \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-Blocking-Filter-Diagonal-Straight-Through__59879.1598239736.1280.1280.jpg\" alt=\"Lunt Blocking Filter\"\u003e\n                \u003c\/div\u003e\n                \u003cdiv class=\"DAV-section-text\"\u003e\n                    \u003ch3\u003eBlocking Filter Options and Image Circle\u003c\/h3\u003e                \n                    \u003cp\u003e\n                        The blocking filter determines the illuminated image circle and overall system suitability for visual observing and imaging. Due to the increased aperture and resolving power of the LS100MT, proper blocking filter selection is especially important.\n                    \u003c\/p\u003e\n                    \u003cul\u003e\n                        \u003cli\u003e\n\u003cstrong\u003eB1200 (12mm):\u003c\/strong\u003e Suitable for visual observing and full-disk solar views.\u003c\/li\u003e\n                        \u003cli\u003e\n\u003cstrong\u003eB1800 (18mm):\u003c\/strong\u003e Recommended for imaging, binoviewers, and larger-format sensors.\u003c\/li\u003e\n                        \u003cli\u003e\n\u003cstrong\u003eB3400 (34mm):\u003c\/strong\u003e Ideal for advanced imaging with large-format sensors, mosaics, and maximum fully illuminated field.\u003c\/li\u003e\n                    \u003c\/ul\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003cdiv class=\"DAV-section-container\"\u003e\n                \u003cdiv class=\"DAV-section-img\"\u003e\n                    \u003ciframe src=\"https:\/\/www.youtube.com\/embed\/Cb_TT_iejVM\" title=\"360 degree view 100mm Universal Day or Night All in One Telescope\" frameborder=\"0\" allowfullscreen\u003e\u003c\/iframe\u003e\n                \u003c\/div\u003e\n                \u003cdiv class=\"DAV-section-text\"\u003e\n                    \u003ch3\u003eModular Architecture and Multi-Wavelength Capability\u003c\/h3\u003e                \n                    \u003cp\u003e\n                        As part of Lunt’s MT series, the LS100MT features a fully modular architecture. In its standard configuration, it operates as a dedicated hydrogen-alpha solar telescope. The H-alpha module can be completely removed, converting the instrument into a 100 mm ED apochromatic refractor for nighttime astronomy in minutes. The system is compatible with Lunt Calcium-K modules and white-light Herschel wedges, offering a flexible and future-proof platform for multi-wavelength solar research.\n                    \u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/div\u003e\n\n            \u003cdiv class=\"DAV-section-container\"\u003e\n                \u003cdiv class=\"DAV-section-text\"\u003e\n                    \u003ch3\u003eMechanical Design and Build Quality\u003c\/h3\u003e                \n                    \u003cp\u003e\n                        The LS100MT is constructed to observatory-grade standards and features a heavy-duty dual-speed rack-and-pinion focuser with a 10:1 fine-focus reduction for precise focusing at high magnifications. The optical tube is mounted in CNC-machined rings and includes a dedicated solar finder handle for safe alignment. The telescope is supplied in a custom-fitted, aluminum finished hard case, ensuring durability and long-term reliability under demanding solar observing conditions.\n                    \u003c\/p\u003e\n                \u003c\/div\u003e\n            \u003c\/div\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\u003cth\u003eTelescope Type\u003c\/th\u003e\n\u003ctd\u003eUniversal Day and Night\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eUniversal Capabilities\u003c\/th\u003e\n\u003ctd\u003eH-alpha, CaK, White Light, Lunar, Planetary, Deep Space, Terrestrial\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eAperture\u003c\/th\u003e\n\u003ctd\u003e100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eObjective Type\u003c\/th\u003e\n\u003ctd\u003eProfessional Grade ED Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eObjective Material\u003c\/th\u003e\n\u003ctd\u003eFPL-53\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eObjective Coating\u003c\/th\u003e\n\u003ctd\u003eIon Assisted Broadband AR\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eFocal Ratio\u003c\/th\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eFocal Length\u003c\/th\u003e\n\u003ctd\u003e700 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eEtalon Wavelength\u003c\/th\u003e\n\u003ctd\u003e656.28 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eEtalon Bandpass\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.65 Å Single Stack, \u0026lt;0.45 Å Double Stack\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eEtalon Tuning\u003c\/th\u003e\n\u003ctd\u003eDoppler True Barometric Pressure Tuning\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eBlocking Filter Options\u003c\/th\u003e\n\u003ctd\u003e12 mm, 18 mm, 34 mm, Diagonal and Straight Through\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eTheoretical Maximum Magnification\u003c\/th\u003e\n\u003ctd\u003e200×\u003c\/td\u003e\n\u003c\/tr\u003e\n                \u003ctr\u003e\n\u003cth\u003eTelescope Weight\u003c\/th\u003e\n\u003ctd\u003e14.5 lbs\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\u003cp class=\"DAV-item-title\"\u003eLS100MT Telescope\u003c\/p\u003e\u003c\/li\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\u003cp class=\"DAV-item-title\"\u003eBlocking Filter\u003c\/p\u003e\u003c\/li\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\u003cp class=\"DAV-item-title\"\u003eMounting Ring Assembly with Sun Finder Handle\u003c\/p\u003e\u003c\/li\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\u003cp class=\"DAV-item-title\"\u003e2\" Nighttime Focuser\u003c\/p\u003e\u003c\/li\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\u003cp class=\"DAV-item-title\"\u003eV-Series Dovetail\u003c\/p\u003e\u003c\/li\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\u003cp class=\"DAV-item-title\"\u003eHard Case\u003c\/p\u003e\u003c\/li\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\u003cp class=\"DAV-item-title\"\u003eWarranty Registration Card\u003c\/p\u003e\u003c\/li\u003e\n        \u003c\/ul\u003e\n    \u003c\/li\u003e\n\n    \u003cli\u003e\n        \u003cul class=\"DAV-grid\"\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\n                \u003cp class=\"DAV-item-title\"\u003eLS100MT Manual\u003c\/p\u003e\n            \u003c\/li\u003e\n            \u003cli class=\"DAV-grid-item\"\u003e\n                \u003cp class=\"DAV-item-title\"\u003eLS100MT Conversion Manual\u003c\/p\u003e\n            \u003c\/li\u003e\n        \u003c\/ul\u003e\n    \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B1800","offer_id":45086527127837,"sku":"LSS-LS100MT\/B1800R\u0026P","price":6993.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Modular-Solar-Telescope-1__82924.1598302103.1280.1280.jpg?v=1684343509"},{"product_id":"lunt-backing-plate-focuser-ls100mt","title":"Lunt Backing Plate \u0026 Focuser - LS100MT","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eOfficial Lunt Solar Systems Replacement Part\u003c\/li\u003e\n\u003cli\u003eDesigned Exclusively for the LS100MT Telescope\u003c\/li\u003e\n\u003cli\u003eIncludes Focuser and Backing Plate Assembly\u003c\/li\u003e\n\u003cli\u003eRestores Original Focusing Mechanism\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\u003eLunt Backing Plate \u0026amp; Focuser - LS100MT\u003c\/h2\u003e\n\u003cp\u003eThis Lunt Backing Plate \u0026amp; Focuser is the official, original equipment manufacturer (OEM) replacement part for the Lunt LS100MT Multi-Use Solar Telescope. It is engineered to restore the original functionality and feel of your telescope's focusing system, ensuring a perfect fit and seamless integration. If your original focuser has been damaged or is showing signs of wear, this assembly provides the necessary components to bring your LS100MT back to its factory-standard operational state.\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 OEM Replacement for the Lunt LS100MT\u003c\/h3\u003e\n\u003cp\u003eAs a genuine Lunt Solar Systems part, this backing plate and focuser assembly is identical to the one originally supplied with your LS100MT telescope. This guarantees complete compatibility without any need for modification. The assembly is critical for achieving the sharp, precise focus required for both high-magnification visual observation of solar details and for astrophotography.\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\"\u003eWhen would I need to replace the Lunt Backing Plate \u0026amp; Focuser on my LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou would need this part if your existing focuser on the LS100MT has been physically damaged, has become difficult to turn, or no longer holds focus reliably. This assembly is a direct replacement to restore the telescope's original focusing capabilities.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this an upgrade for the Lunt LS100MT telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this is a direct \u003cstrong\u003eOEM replacement part\u003c\/strong\u003e, not an upgrade. It is designed to match the specifications and function of the original focuser that came with your Lunt LS100MT telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use this LS100MT focuser on a different Lunt telescope, like the LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis backing plate and focuser assembly is designed specifically for the Lunt LS100MT model. Due to differences in the optical tube and mounting configurations, it is not compatible with other telescopes, including other models in the Lunt MT series.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill this focuser work for imaging solar prominences with my LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. Since this is the original equipment focuser for the LS100MT, it fully supports all the intended uses of the telescope, including visual observation and imaging of solar phenomena like prominences, filaments, and sunspots.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eMy focuser feels rough when trying to focus on a sunspot with my LS100MT. Is this the right part to fix it?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA rough or gritty feeling in the focusing mechanism can indicate internal wear or damage. Replacing the entire assembly with this new Lunt Backing Plate \u0026amp; Focuser for the LS100MT is the most direct way to resolve such mechanical issues and restore smooth operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the Lunt Backing Plate \u0026amp; Focuser for the LS100MT include mounting hardware?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAs an OEM part, this assembly typically includes only the backing plate and focuser itself. You may need to reuse your existing mounting hardware. Please consult the Lunt LS100MT manual or contact Lunt Solar Systems for specific information on installation hardware.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\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\/Lunt_Solar_Systems_LS100MT_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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":44967531708701,"sku":"LSS-BP\u0026F\/LS100MT","price":525.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-Backing-Plate-Focuser__60833.1598288781.1280.1280.jpg?v=1684343529"},{"product_id":"lunt-ls130mt-modular-solar-telescope-pressure-tuned","title":"Lunt LS130MT Modular Solar Telescope - Pressure Tuned","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e130mm Aperture Triplet ED Objective Lens\u003c\/li\u003e\n\u003cli\u003eModular design for both H-Alpha solar and nighttime astronomical viewing\u003c\/li\u003e\n\u003cli\u003eInternal, unobstructed H-Alpha etalon with Lunt's pressure-tuning system\u003c\/li\u003e\n\u003cli\u003eAvailable with B1200, B1800, or B3400 blocking filters\u003c\/li\u003e\n\u003cli\u003eConverts to a dedicated nighttime refractor for deep-sky and planetary use\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\u003eLunt LS130MT Modular Solar Telescope - Pressure Tuned\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS130MT Modular Solar Telescope centers on a 130mm triplet ED objective, providing a premium optical foundation for both H-alpha and nighttime astronomy. This pressure-tuned system is available with your choice of a B1200, B1800, or B3400 blocking filter to optimize the view for your specific imaging or visual goals.\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 Triplet ED Optical Foundation\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS130MT is a precision-aligned 130mm triplet apochromatic lens. Using an ED (Extra-low Dispersion) glass element, this objective dramatically reduces chromatic aberration, delivering sharp, high-contrast images with neutral color. This optical excellence is critical for revealing fine details in the Sun's chromosphere and serves as the bedrock for its equally impressive performance as a nighttime 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\u003ePressure-Tuned H-Alpha Engine for Maximum Contrast\u003c\/h3\u003e\n\u003cp\u003eLunt's innovative pressure-tuning system allows you to precisely adjust the bandpass of the internal H-alpha etalon. By changing the air pressure, you can shift the filter's central wavelength to isolate specific solar features. This gives you the ability to enhance surface granulation, filaments, or shift to the limb to catch faint, erupting prominences against the blackness of space, all without introducing obstructions into the optical path.\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\u003eModular Design: 2 Telescopes in 1 System\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" (Modular Telescope) designation signifies true dual-purpose capability. In its primary configuration, it is a world-class solar telescope. By removing the red H-alpha module and adding the appropriate nighttime accessories, the LS130MT transforms into a premium 130mm ED refractor. This versatility allows you to invest in a single, high-end optical tube for observing everything from solar flares to the rings of Saturn and the dust lanes in 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\u003eChoosing Your Blocking Filter: B1200, B1800, or B3400\u003c\/h3\u003e\n\u003cp\u003eThe selection of a blocking filter is crucial for tailoring the LS130MT to your observing style. The filter size determines the illuminated field of view at the eyepiece or camera sensor, with larger filters being essential for imaging.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eB1200 (12mm):\u003c\/strong\u003e Ideal for visual observation, providing a generous field for viewing the full solar disk and individual features.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB1800 (18mm):\u003c\/strong\u003e The preferred choice for imaging with smaller-chip cameras, ensuring the entire sensor is illuminated for full-disc solar portraits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eB3400 (34mm):\u003c\/strong\u003e A necessity for serious imagers using large-format CCD, CMOS, or DSLR cameras, preventing any vignetting across the field.\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\u003eLS130MT vs. LS100MT: The Impact of 30mm More Aperture\u003c\/h3\u003e\n\u003cp\u003eCompared to its 100mm sibling, the LS130MT offers a significant step up in optical power. The larger 130mm aperture gathers more light and achieves higher resolution, resulting in brighter images and the ability to resolve finer, more delicate structures within solar prominences and surface plages. For nighttime use, this aperture increase translates to brighter views of faint deep-sky objects and more detailed observations of the 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\"\u003eWhat is the main advantage of the LS130MT's pressure-tuning system?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Lunt pressure-tuning system provides a more precise and uniform method of tuning the H-alpha etalon compared to mechanical tilt-tuning. It adjusts the refractive index of the air between the etalon plates, keeping the filter perfectly on-axis with the optical train. This results in a more consistent bandpass across the entire field of view, which is critical for high-resolution imaging and detecting subtle solar features.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I convert the Lunt LS130MT from solar to nighttime viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eConverting the LS130MT is a straightforward process. You simply unthread and remove the red hydrogen-alpha module from the main telescope tube. Once removed, you can attach a standard focuser (available separately) to the rear of the optical tube, transforming it into a high-end 130mm ED refractor ready for star diagonals, eyepieces, or an imaging camera for deep-sky use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhich blocking filter (B1200, B1800, B3400) is right for my LS130MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYour choice depends on your primary use. For \u003cstrong\u003evisual-only observing\u003c\/strong\u003e, the \u003cstrong\u003eB1200\u003c\/strong\u003e is sufficient and provides excellent views. For \u003cstrong\u003eimaging with smaller cameras\u003c\/strong\u003e (like planetary cameras or small-chip astro cameras), the \u003cstrong\u003eB1800\u003c\/strong\u003e is recommended to avoid vignetting. For \u003cstrong\u003efull-disc imaging with large sensors\u003c\/strong\u003e (APS-C DSLRs or larger dedicated astronomy cameras), the \u003cstrong\u003eB3400\u003c\/strong\u003e is required to fully illuminate the chip.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow will the LS130MT perform on planets like Jupiter at night?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAs a 130mm triplet ED refractor, the LS130MT will provide exceptional planetary views. The apochromatic optics will deliver sharp, color-free images, allowing you to resolve fine details like the Cassini Division in Saturn's rings, multiple cloud bands on Jupiter, the Great Red Spot, and dusky markings on Mars when atmospheric seeing conditions are good.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I double-stack the Lunt LS130MT for higher contrast solar views?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the LS130MT is designed to be double-stacked. By adding an optional, external double-stacking filter, you can narrow the H-alpha bandpass significantly. This increases contrast dramatically, making faint surface details like the chromospheric network and active region fibrils \"pop\" into view with nearly three-dimensional clarity.\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 Lunt LS130MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Lunt LS130MT is a substantial optical tube. You will need a stable, high-quality astronomical mount with a payload capacity sufficient to handle the telescope's weight plus any additional accessories like cameras, finders, or double-stacking filters. A mid-sized German equatorial mount is typically recommended for both visual stability and tracking for imaging.\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\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eLS130MT OTA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAvailable Blocking Filters\u003c\/td\u003e\n\u003ctd\u003eB1200, B1800, B3400\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. Package contents will vary based on the specific configuration and blocking filter chosen. Please refer to the documentation for your selected package for a complete list of included items.\u003c\/p\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\/Lunt_Solar_Systems_LS130MT_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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"B1200 \/ Rack \u0026 Pinion","offer_id":44967531774237,"sku":"LSS-LS130MT\/B1200RP","price":10639.0,"currency_code":"CAD","in_stock":true},{"title":"B1800 \/ Rack \u0026 Pinion","offer_id":44967531839773,"sku":"LSS-LS130MT\/B1800RP","price":10982.0,"currency_code":"CAD","in_stock":true},{"title":"B3400 \/ Rack \u0026 Pinion","offer_id":44967531905309,"sku":"LSS-LS130MT\/B3400RP","price":13087.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LS130MT-Modular-Solar-Telescope-1__65063.1598298937.1280.1280.jpg?v=1684343539"},{"product_id":"lunt-internal-double-stack-small-format-ls80mt-ls80thapt-ls100mt","title":"Lunt Internal Double Stack Small Format - LS80MT, LS80THaPT \u0026 LS100MT","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eInternal double-stack module with new-generation etalon\u003c\/li\u003e\n\u003cli\u003eCompatible with Lunt LS80MT, LS80THaPT \u0026amp; LS100MT telescopes\u003c\/li\u003e\n\u003cli\u003eDramatically increases chromospheric contrast for fine solar details\u003c\/li\u003e\n\u003cli\u003eUser-installable design requires no factory return\u003c\/li\u003e\n\u003cli\u003eFeatures dual independent Doppler True tuning knobs\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\u003eLunt Internal Double Stack Small Format (SFPT) Module\u003c\/h2\u003e\n\u003cp\u003eThe Lunt Internal Double Stack Small Format (SFPT) module adds a second, internal etalon to your LS80MT, LS80THaPT, or LS100MT telescope, unlocking a significant increase in solar surface contrast. This user-installable upgrade transforms textured solar features into sharply defined structures, revealing the complex, multi-strand architecture of filaments and the full magnetic complexity of active regions. Dual independent Doppler True tuning knobs provide precise, independent control over each etalon, allowing you to optimize the view for any feature on the sun's dynamic chromosphere.\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 SFPT Double-Stack Advantage: Unlocking Chromospheric Detail\u003c\/h3\u003e\n\u003cp\u003eBy adding a second etalon inside the telescope, the SFPT module dramatically narrows the bandpass of the optical system. The improvement in chromospheric contrast is immediate, revealing a level of detail that single-stack systems at this aperture cannot resolve. What previously appeared as simple texture separates into discrete, high-contrast structure.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilaments and Prominences:\u003c\/strong\u003e Dark filaments resolve into complex, multi-strand architectures, while prominences show internal threading and flow patterns.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Detail:\u003c\/strong\u003e Plage boundaries sharpen into defined cellular networks, and the intricate magnetic structure of active regions becomes fully visible.\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\u003eUser-Installable Design for LS80MT, LS80THaPT \u0026amp; LS100MT\u003c\/h3\u003e\n\u003cp\u003eThe SFPT module is engineered for straightforward installation by you, eliminating the need for a costly and time-consuming factory return. This design choice makes the double-stack upgrade a flexible investment that can be made at the time of telescope purchase or at any point in the future. Because the module fits entirely inside the main telescope body, it does not alter the instrument's external dimensions, balance, or its capability for nighttime observing.\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 Control: Dual Independent Doppler True Tuning\u003c\/h3\u003e\n\u003cp\u003eThis module includes two separate Doppler True tuning knobs, one for the telescope's primary etalon and one for the new internal etalon. This dual-control system is critical for achieving optimal contrast across the entire solar disk. You can independently adjust each etalon to suppress Doppler-shifted light from different solar features, ensuring you can dial in the highest possible contrast for any target, from limb prominences to surface granulation.\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 is the main benefit of adding the Lunt SFPT Double Stack module to my LS80MT or LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary benefit is a \u003cstrong\u003edramatic increase in solar surface contrast\u003c\/strong\u003e. The second etalon narrows the system's light bandpass, which makes faint chromospheric details like filaments, plage, and the complex structure within active regions significantly more visible and sharply defined.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need to send my Lunt telescope back to the factory to install the SFPT module?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. The Lunt SFPT module is specifically designed to be \u003cstrong\u003euser-installable\u003c\/strong\u003e. This allows you to upgrade your telescope at your convenience without the downtime and expense of shipping it back to the manufacturer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the SFPT module affect viewing prominences versus surface detail on the Sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eWhile a single-stack system is excellent for prominences, the narrower bandpass of a double-stack system excels at revealing fine \u003cstrong\u003esurface detail\u003c\/strong\u003e. With the SFPT installed, you will see significantly more structure in filaments, active regions, and plage. The dual tuning knobs allow you to adjust the view to optimize for either prominences or surface features, though the greatest improvement is seen on the surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy are there two tuning knobs on the Lunt SFPT Double Stack module?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe two knobs provide \u003cstrong\u003eindependent Doppler True tuning\u003c\/strong\u003e for each etalon (the original one in your scope and the new one in the SFPT module). This allows you to precisely shift the bandpass of each filter separately to achieve the highest possible contrast on any solar feature, compensating for Doppler-shifted light from different areas of the sun.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill adding the SFPT module change the balance or nighttime use of my Lunt Universal Telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. Because the SFPT is an \u003cstrong\u003einternal module\u003c\/strong\u003e, it does not change the telescope's external dimensions, weight distribution, or balance. Your Lunt Universal Telescope remains fully capable for nighttime deep-sky or planetary observing without needing to remove the module.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt SFPT module to see more detail in a solar filament near an active region?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eAbsolutely. This is a scenario where the SFPT excels. The enhanced contrast will make the dark, multi-strand structure of the filament stand out sharply against the bright chromosphere, and you'll be able to see the complex magnetic webbing of the surrounding active region with much greater clarity than in a single-stack view.\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\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eDSII\/SFPTP\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 internal module and does not ship with separate accessories.\u003c\/p\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\/Lunt_Solar_Systems_DSII_SFPT_Internal_Double_Stack_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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":44967532593437,"sku":"LSS-DSII\/SFPTP","price":2093.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-Double-Stack-Module-LS80MT-LS100MT-1.jpg?v=1769116433"},{"product_id":"lunt-ls60mt-h-alpha-solar-telescope-standard-kit","title":"Lunt LS60MT H-Alpha Solar Telescope - Standard Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 60mm\u003c\/li\u003e\n\u003cli\u003eBandpass: ≤0.4Å (Single Stack)\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure-Tuning (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1200 (12mm)\u003c\/li\u003e\n\u003cli\u003eFocuser: Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eFocal Length: 500mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/8.3\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\u003eA Modular Window to the Sun's Dynamic Atmosphere\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS60MT H-Alpha Solar Telescope - Enhanced Kit is a complete system for observing and imaging the Sun's turbulent chromosphere in high-contrast detail. This instrument combines a 60mm aperture with Lunt's advanced pressure-tuned etalon, delivering a sharp, portable, and versatile solar experience that can also transform into a high-quality nighttime telescope. It is the right choice for the dedicated observer who values optical performance and desires a system that adapts to both solar and stellar 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\u003eThe 60mm Objective: Resolving Solar Detail\u003c\/h3\u003e\n\u003cp\u003eThe telescope is built around a precision 60mm objective lens. In solar observation, where daytime atmospheric seeing is often the limiting factor, this aperture provides a perfect balance between resolving power and performance under average conditions. It gathers enough light to produce bright, detailed views of solar prominences and surface granulation without being overly susceptible to atmospheric turbulence, resulting in a more consistently sharp and steady image than larger apertures might provide on a typical day.\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\u003ePressure-Tuned Etalon for Uniform Contrast\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS60MT is an internal, pressure-tuned etalon. Unlike tilt-tuned systems that can introduce uneven illumination, Lunt's Doppler True Tuning system uses air pressure to precisely shift the etalon's bandpass. This method applies no mechanical stress to the etalon, ensuring a uniform, high-contrast view across the entire field of view, free from the bright spots or gradients that can compromise detail in lesser designs.\u003c\/p\u003e\n\u003cp\u003eThis system isolates the hydrogen-alpha line at 656.28nm with a bandpass of ≤0.4 Angstroms. This narrow specification is the key to revealing the fine, thread-like structure in solar flares, filaments, and the texture of the chromosphere. By simply twisting the pressure knob, you can shift the bandpass to track features moving towards or away from you, revealing the Doppler-shifted details of our Sun's dynamic activity.\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\u003eB1200 Blocking Filter for Brighter, Wider Fields\u003c\/h3\u003e\n\u003cp\u003eThis Enhanced Kit includes the upgraded B1200 blocking filter, a critical component housed within the star diagonal. The 12mm aperture of the B1200 provides a significantly larger illuminated field of view compared to smaller blocking filters. For the visual observer, this means the full solar disk is bright and evenly lit. For the imager, it eliminates vignetting on the larger sensors common in today's dedicated solar and planetary cameras, ensuring your images have clean, bright edges.\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\u003eStable Focusing with the Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eAchieving and holding a sharp focus is critical for high-magnification solar work. The LS60MT is equipped with a robust rack and pinion focuser. This design provides a stable, rigid platform for your eyepiece or camera, easily handling the weight without the flex or image shift that can occur with less substantial focusers. It ensures that when you achieve that perfect point of focus on a delicate prominence, it stays put.\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\u003eModular Telescope (MT) Design: Two Scopes in One\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" designation signifies this telescope's greatest strength: versatility. The entire internal H-alpha module can be removed, and with the addition of an optional focuser, the LS60MT transforms into a high-quality 60mm ED doublet refractor for nighttime use. This modularity allows you to invest in one high-quality optical tube for observing both the intricate details of the Sun and the wonders of the night sky, from planetary details to wide-field star 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\u003eLunt Zoom Eyepiece: Seamless Magnification Control\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes Lunt's 7.2mm to 21.5mm zoom eyepiece, an ideal partner for solar observation. This single eyepiece allows you to move from a low-power, full-disk view of the Sun to high-power magnification for close-up views of active regions, sunspots, or prominences on the limb. This ability to instantly adjust magnification without swapping eyepieces is a significant workflow advantage, letting you follow changing solar features without interruption.\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 Experience at the Eyepiece\u003c\/h3\u003e\n\u003cp\u003eWith the zoom eyepiece set to its widest view, you can frame the entire solar disk and quickly identify areas of activity. As you zoom in on a cluster of sunspots near the limb, the high-contrast view from the pressure-tuned etalon resolves the dark umbra and the slightly lighter penumbra. Tuning the etalon brings faint filaments snaking across the surface into sharp relief. Moving to the solar limb, a hedgerow prominence that appeared as a small bump at low power resolves at high magnification into a delicate, shifting curtain of super-heated plasma, its fine structure clearly visible against the black of space.\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 Lunt 60mm Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt offers several configurations of the LS60MT. Understanding the trade-offs helps you select the right instrument for your observing goals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS60MT Standard Kit:\u003c\/strong\u003e This package includes the same excellent optics but comes with a smaller B600 blocking filter and a single focal length eyepiece. It is an excellent choice for purely visual observers, but the Enhanced Kit's B1200 is a significant advantage for anyone planning to do solar imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS80MT Solar Telescope:\u003c\/strong\u003e The next step up in aperture, the LS80MT provides noticeably brighter images and higher potential resolution on the finest solar details. However, this comes at a higher price, increased weight requiring a more substantial mount, and greater sensitivity to atmospheric seeing. The LS60MT remains the superior choice for portability and consistent performance under a wider range of conditions.\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 is the difference between the B600 and B1200 blocking filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1200 blocking filter in this kit has a 12mm aperture, while the B600 has a 6mm aperture. For imaging, the B1200 is highly recommended as it fully illuminates larger camera sensors, preventing vignetting or dark corners in your images. For visual use, it provides a brighter, more evenly illuminated field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt LS60MT for night sky viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The modular \"MT\" design allows you to remove the red H-alpha module and replace it with an optional nighttime focuser. This converts the telescope into a 60mm ED doublet refractor for observing the Moon, planets, and deep-sky objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs pressure tuning better than tilt tuning for a solar telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning provides a more uniform view across the entire field. Because it doesn't compress or mechanically stress the etalon, it avoids creating an uneven bandpass, which can happen with tilt-tuned systems. This results in higher and more consistent contrast from edge to edge.\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 LS60MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS60MT is lightweight and compact, making it compatible with a wide range of mounts. A quality photographic tripod with a fluid head, a light alt-azimuth mount like a Vixen Porta Mount II, or a small equatorial mount like the Sky-Watcher EQM-35 Pro are all excellent choices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I double stack the LS60MT for higher contrast views?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the LS60MT is designed to be double-stacked. Adding an optional front-mounted LS50FHa etalon will reduce the telescope's bandpass to \u0026lt;0.28Å. This modification significantly increases contrast on surface details like granulation and filaments, though it will result in a slightly dimmer 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\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eH-alpha Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective Type\u003c\/td\u003e\n\u003ctd\u003eAir-Spaced ED Doublet\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\/8.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal, Pressure-Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e≤0.4 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Pressure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 (12mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eRack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eVixen-style Dovetail (4\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e5.5 lbs (2.5 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\"\u003eLS60MT H-Alpha Solar Telescope\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\"\u003eB1200 Blocking Filter in Star 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\"\u003eRack \u0026amp; Pinion 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\"\u003eLunt Zoom Eyepiece (7.2mm - 21.5mm)\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\"\u003eSunLock Red Dot Solar Finder\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\" Vixen-Style Dovetail Bar\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\"\u003eCustom Hard Case\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\/Lunt-LS60MT-Solar-Telescope-Manual.pdf?v=1777432308\" 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:\/\/luntsolarsystems.com\/product-category\/telescopes\/h-alpha-telescopes\/h-alpha-telescopes-ls60mt\/\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230513758493,"sku":"LSS-LS60MT-Standard","price":2513.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS60MTSolarTelescopeStandardKit.jpg?v=1777667758"},{"product_id":"lunt-ls60mt-h-alpha-solar-telescope-enhanced-kit","title":"Lunt LS60MT H-Alpha Solar Telescope - Enhanced Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 60mm\u003c\/li\u003e\n\u003cli\u003eBandpass: ≤0.4Å (Single Stack)\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure-Tuning (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1200 (12mm)\u003c\/li\u003e\n\u003cli\u003eFocuser: Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eFocal Length: 500mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/8.3\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\u003eA Modular Window to the Sun's Dynamic Atmosphere\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS60MT H-Alpha Solar Telescope - Enhanced Kit is a complete system for observing and imaging the Sun's turbulent chromosphere in high-contrast detail. This instrument combines a 60mm aperture with Lunt's advanced pressure-tuned etalon, delivering a sharp, portable, and versatile solar experience that can also transform into a high-quality nighttime telescope. It is the right choice for the dedicated observer who values optical performance and desires a system that adapts to both solar and stellar 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\u003eThe 60mm Objective: Resolving Solar Detail\u003c\/h3\u003e\n\u003cp\u003eThe telescope is built around a precision 60mm objective lens. In solar observation, where daytime atmospheric seeing is often the limiting factor, this aperture provides a perfect balance between resolving power and performance under average conditions. It gathers enough light to produce bright, detailed views of solar prominences and surface granulation without being overly susceptible to atmospheric turbulence, resulting in a more consistently sharp and steady image than larger apertures might provide on a typical day.\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\u003ePressure-Tuned Etalon for Uniform Contrast\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS60MT is an internal, pressure-tuned etalon. Unlike tilt-tuned systems that can introduce uneven illumination, Lunt's Doppler True Tuning system uses air pressure to precisely shift the etalon's bandpass. This method applies no mechanical stress to the etalon, ensuring a uniform, high-contrast view across the entire field of view, free from the bright spots or gradients that can compromise detail in lesser designs.\u003c\/p\u003e\n\u003cp\u003eThis system isolates the hydrogen-alpha line at 656.28nm with a bandpass of ≤0.4 Angstroms. This narrow specification is the key to revealing the fine, thread-like structure in solar flares, filaments, and the texture of the chromosphere. By simply twisting the pressure knob, you can shift the bandpass to track features moving towards or away from you, revealing the Doppler-shifted details of our Sun's dynamic activity.\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\u003eB1200 Blocking Filter for Brighter, Wider Fields\u003c\/h3\u003e\n\u003cp\u003eThis Enhanced Kit includes the upgraded B1200 blocking filter, a critical component housed within the star diagonal. The 12mm aperture of the B1200 provides a significantly larger illuminated field of view compared to smaller blocking filters. For the visual observer, this means the full solar disk is bright and evenly lit. For the imager, it eliminates vignetting on the larger sensors common in today's dedicated solar and planetary cameras, ensuring your images have clean, bright edges.\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\u003eStable Focusing with the Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eAchieving and holding a sharp focus is critical for high-magnification solar work. The LS60MT is equipped with a robust rack and pinion focuser. This design provides a stable, rigid platform for your eyepiece or camera, easily handling the weight without the flex or image shift that can occur with less substantial focusers. It ensures that when you achieve that perfect point of focus on a delicate prominence, it stays put.\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\u003eModular Telescope (MT) Design: Two Scopes in One\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" designation signifies this telescope's greatest strength: versatility. The entire internal H-alpha module can be removed, and with the addition of an optional focuser, the LS60MT transforms into a high-quality 60mm ED doublet refractor for nighttime use. This modularity allows you to invest in one high-quality optical tube for observing both the intricate details of the Sun and the wonders of the night sky, from planetary details to wide-field star 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\u003eLunt Zoom Eyepiece: Seamless Magnification Control\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes Lunt's 7.2mm to 21.5mm zoom eyepiece, an ideal partner for solar observation. This single eyepiece allows you to move from a low-power, full-disk view of the Sun to high-power magnification for close-up views of active regions, sunspots, or prominences on the limb. This ability to instantly adjust magnification without swapping eyepieces is a significant workflow advantage, letting you follow changing solar features without interruption.\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 Experience at the Eyepiece\u003c\/h3\u003e\n\u003cp\u003eWith the zoom eyepiece set to its widest view, you can frame the entire solar disk and quickly identify areas of activity. As you zoom in on a cluster of sunspots near the limb, the high-contrast view from the pressure-tuned etalon resolves the dark umbra and the slightly lighter penumbra. Tuning the etalon brings faint filaments snaking across the surface into sharp relief. Moving to the solar limb, a hedgerow prominence that appeared as a small bump at low power resolves at high magnification into a delicate, shifting curtain of super-heated plasma, its fine structure clearly visible against the black of space.\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 Lunt 60mm Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt offers several configurations of the LS60MT. Understanding the trade-offs helps you select the right instrument for your observing goals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS60MT Standard Kit:\u003c\/strong\u003e This package includes the same excellent optics but comes with a smaller B600 blocking filter and a single focal length eyepiece. It is an excellent choice for purely visual observers, but the Enhanced Kit's B1200 is a significant advantage for anyone planning to do solar imaging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS80MT Solar Telescope:\u003c\/strong\u003e The next step up in aperture, the LS80MT provides noticeably brighter images and higher potential resolution on the finest solar details. However, this comes at a higher price, increased weight requiring a more substantial mount, and greater sensitivity to atmospheric seeing. The LS60MT remains the superior choice for portability and consistent performance under a wider range of conditions.\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 is the difference between the B600 and B1200 blocking filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1200 blocking filter in this kit has a 12mm aperture, while the B600 has a 6mm aperture. For imaging, the B1200 is highly recommended as it fully illuminates larger camera sensors, preventing vignetting or dark corners in your images. For visual use, it provides a brighter, more evenly illuminated field of view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt LS60MT for night sky viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The modular \"MT\" design allows you to remove the red H-alpha module and replace it with an optional nighttime focuser. This converts the telescope into a 60mm ED doublet refractor for observing the Moon, planets, and deep-sky objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs pressure tuning better than tilt tuning for a solar telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning provides a more uniform view across the entire field. Because it doesn't compress or mechanically stress the etalon, it avoids creating an uneven bandpass, which can happen with tilt-tuned systems. This results in higher and more consistent contrast from edge to edge.\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 LS60MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS60MT is lightweight and compact, making it compatible with a wide range of mounts. A quality photographic tripod with a fluid head, a light alt-azimuth mount like a Vixen Porta Mount II, or a small equatorial mount like the Sky-Watcher EQM-35 Pro are all excellent choices.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I double stack the LS60MT for higher contrast views?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the LS60MT is designed to be double-stacked. Adding an optional front-mounted LS50FHa etalon will reduce the telescope's bandpass to \u0026lt;0.28Å. This modification significantly increases contrast on surface details like granulation and filaments, though it will result in a slightly dimmer 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\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eH-alpha Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective Type\u003c\/td\u003e\n\u003ctd\u003eAir-Spaced ED Doublet\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\/8.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal, Pressure-Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e≤0.4 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Pressure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 (12mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eRack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eVixen-style Dovetail (4\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e5.5 lbs (2.5 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\"\u003eLS60MT H-Alpha Solar Telescope\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\"\u003eB1200 Blocking Filter in Star 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\"\u003eRack \u0026amp; Pinion 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\"\u003eLunt Zoom Eyepiece (7.2mm - 21.5mm)\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\"\u003eSunLock Red Dot Solar Finder\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\" Vixen-Style Dovetail Bar\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\"\u003eCustom Hard Case\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\/Lunt-LS60MT-Solar-Telescope-Manual.pdf?v=1777432308\" 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:\/\/luntsolarsystems.com\/product-category\/telescopes\/h-alpha-telescopes\/h-alpha-telescopes-ls60mt\/\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514053405,"sku":"LSS-LS60MT-Enhanced","price":2793.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS60MTSolarTelescopeEnhancedKit.jpg?v=1777667781"},{"product_id":"lunt-ls60mt-h-alpha-solar-telescope-premium-plus-kit","title":"Lunt LS60MT H-Alpha Solar Telescope - Premium PLUS Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 60mm\u003c\/li\u003e\n\u003cli\u003eFocal Length: 420mm (F\/7)\u003c\/li\u003e\n\u003cli\u003eBandpass (Double-Stack): \u0026lt;0.28Å\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure-Tuned Etalon (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1200 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: 2\" Rack \u0026amp; Pinion\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\u003eObserve the Sun's Chromosphere in High-Contrast Detail\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS60MT H-Alpha Solar Telescope - Premium PLUS Kit is a complete, modular system designed for the highest-resolution views of the Sun's dynamic chromosphere. By combining a high-quality 60mm ED doublet refractor with two precision-matched etalons, this package delivers a sub-0.28Å bandpass, transforming the solar disk from a flat, bright circle into a three-dimensional landscape of filaments, prominences, and active regions. It is the definitive choice for the observer who wants to resolve the finest surface structures the Sun has to offer in a portable, versatile 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\u003eThe 60mm F\/7 ED Doublet Optical Tube\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS60MT is an F\/7 ED doublet objective lens. The 60mm aperture provides a significant increase in resolving power over smaller 40mm and 50mm solar telescopes, rendering finer detail in solar granulation and the wispy texture of prominences. The use of Extra-low Dispersion (ED) glass minimizes chromatic aberration, which is critical not only for its nighttime performance but for ensuring the highest possible contrast at the focused H-alpha wavelength.\u003c\/p\u003e\n\u003cp\u003eThis aperture is a carefully considered choice. It is large enough to resolve fine chromospheric detail yet small enough to remain largely immune to the effects of daytime atmospheric seeing. This results in more frequent opportunities for high-magnification observing compared to larger solar telescopes, which are often limited by local atmospheric turbulence.\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\u003eInternal Pressure-Tuned Etalon for Uniformity\u003c\/h3\u003e\n\u003cp\u003eThe primary filtering is performed by an internal, unobstructed etalon. Unlike front-mounted filters, this internal placement protects the most critical optical component from the elements. Lunt's Doppler True Tuning system uses air pressure to adjust the etalon's bandpass, a method that avoids the mechanical stress and potential tilting inaccuracies of other tuning systems. This ensures a uniform, on-band image across the entire field of view, free from hot spots or gradients.\u003c\/p\u003e\n\u003cp\u003eThe observer's benefit is direct and immediate. As you adjust the pressure, you can shift the filter's bandpass slightly off the central H-alpha line. This allows you to track the Doppler-shifted motion of plasma in solar flares and active regions, adding a dynamic, real-time dimension to your observation that a static filter cannot provide.\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\u003eDouble-Stack Etalon for Maximum Surface Contrast\u003c\/h3\u003e\n\u003cp\u003eThis Premium PLUS kit includes the matching LS50FHa front-mounted etalon, which works in series with the internal filter. This \"double-stacking\" dramatically narrows the final bandpass from a standard ≤0.45Å down to a very narrow \u0026lt;0.28Å. This reduction is the key to unlocking the highest-contrast views of the solar chromosphere.\u003c\/p\u003e\n\u003cp\u003eThe visual effect is a significant darkening of the solar disk, which causes surface features like plage and filaments to stand out with pronounced definition. While a single-stacked view is excellent for prominences at the solar limb, the double-stacked view reveals the intricate, web-like structure of the chromosphere itself. For the dedicated solar observer, this enhanced contrast is not a luxury, it is the primary goal.\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 B1200 Blocking Filter Advantage\u003c\/h3\u003e\n\u003cp\u003eThe blocking filter is the final, essential stage in any dedicated solar telescope. This kit includes the upgraded B1200, which offers a 12mm aperture. This larger filter provides a wider, fully illuminated field of view compared to the standard B600, making it a better match for imaging with cameras that use larger sensors.\u003c\/p\u003e\n\u003cp\u003eEven for visual observers, the B1200 provides more generous eye placement and a more comfortable view when using wide-field, low-power eyepieces. It ensures that the edges of the field are not dimmed or vignetted, preserving the quality of the view from the center to the edge of the field stop.\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\u003eRobust 2\" Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eThe LS60MT is equipped with a 2-inch rack and pinion focuser. This design is more robust than a helical focuser, providing the rigidity needed to support heavier eyepieces, Barlow lenses, or imaging cameras without slipping or flexing. The coarse and fine focus knobs allow for quick initial focusing followed by the precise adjustments needed to resolve delicate solar features.\u003c\/p\u003e\n\u003cp\u003eThis choice of focuser is a practical one. It simplifies the process of switching between visual observation and imaging, and its non-rotating design means your camera orientation stays fixed as you focus, eliminating the need to re-frame your target after each adjustment.\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\u003eModular Design for Day and Night Versatility\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" designation stands for Modular Telescope, a key feature of this system. The H-alpha module containing the etalon can be easily removed, and with an optional set of conversion accessories, the 60mm ED refractor can be used as a conventional telescope for nighttime astronomy or daytime terrestrial viewing. This dual-purpose capability represents a significant value.\u003c\/p\u003e\n\u003cp\u003eThis is the system for an observer who wants one high-quality, portable refractor to do it all. You can spend the day observing the Sun in high-resolution H-alpha, and then, in minutes, convert the scope to view the Moon, planets, or star clusters at night. It is a true grab-and-go instrument for any time of day.\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 Double-Stacked Solar Experience\u003c\/h3\u003e\n\u003cp\u003eWith the zoom eyepiece included in this kit, center a large, arching prominence on the limb of the Sun at low power. Now increase the magnification. With the double-stack engaged, the prominence resolves into fine, feathery strands of plasma against a truly black sky. Now move your view onto the solar disk itself and focus on a long, dark filament snaking across the surface. The \u0026lt;0.28Å bandpass makes the filament appear almost three-dimensional, a dark river of cooler hydrogen suspended over the brighter, churning chromosphere below. This is the view that dedicated solar telescopes are built to deliver, and it is a sight that never gets old.\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's the main difference between the LS60MT and LS50THa?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS60MT has a larger 60mm aperture for higher resolution and is a modular system that can be converted for nighttime use. The LS50THa is a dedicated 50mm solar telescope. The LS60MT also uses an internal pressure-tuned etalon, while the LS50THa uses a front tilt-tuned etalon.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I really need a double-stack filter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor the highest-contrast views of solar surface detail, yes. A single-stack system is excellent for prominences on the Sun's edge, but a double-stack dramatically enhances the visibility of filaments, plage, and granulation on the disk itself by narrowing the bandpass.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy choose the B1200 blocking filter over the B600?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1200 provides a larger, fully illuminated field of view. This is important for imagers using cameras with larger sensors to avoid vignetting, and it provides a more comfortable visual experience with low-power, wide-field eyepieces.\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 Lunt LS60MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA lightweight, stable alt-azimuth mount like the Sky-Watcher AZ-GTe or a small equatorial mount is sufficient. The telescope is relatively light, but a solid platform is crucial for the fine focusing and tracking needed for solar observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use my regular nighttime eyepieces with this telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, standard 1.25\" and 2\" astronomy eyepieces work perfectly with the LS60MT for both solar and nighttime viewing. The included zoom eyepiece is a versatile starting point, but high-quality planetary or wide-field eyepieces can enhance the view further.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs pressure tuning better than tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning provides a more uniform view across the entire field because it doesn't tilt the etalon. This avoids creating an off-band gradient from one side of the image to the other. It is generally considered a more advanced and consistent tuning method.\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\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eModular H-alpha Solar \u0026amp; Nighttime Refractor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e60mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Doublet, Air-Spaced\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\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Etalon\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure-Tuned, ≤0.45Å\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Etalon\u003c\/td\u003e\n\u003ctd\u003eLS50FHa Front-Mounted, Tilt-Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Bandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.28Å\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 in 2\" Star Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e15.25\" (387mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e6.6 lbs (3 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\"\u003eLS60MT 60mm Modular Telescope\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\"\u003eLS50FHa Double-Stack Etalon Filter\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\"\u003eB1200 Blocking Filter in 2\" 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\"\u003e2\" Rack \u0026amp; Pinion 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\"\u003eSunLock Red Dot Sun Finder\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\"\u003eLunt Zoom 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\"\u003e4\" Dovetail Rail (Vixen-style)\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\"\u003eCustom Hard Case\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\/Lunt-LS60MT-Solar-Telescope-Manual.pdf?v=1777432308\" 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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514250013,"sku":"LSS-LS60MT-Premium","price":4193.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS60MTSolarTelescopePremiumKit.jpg?v=1777667806"},{"product_id":"lunt-ls80mt-h-alpha-solar-telescope-standard-kit","title":"Lunt LS80MT H-Alpha Solar Telescope - Standard Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 80mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 560mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: F\/7\u003c\/li\u003e\n\u003cli\u003eBandpass: ≤0.4 Ångström (Single-Stack)\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure Tuner (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: 12mm (B1200)\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eUse: Day and Night Modular 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\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\u003eThe Sun in High Definition: The Lunt LS80MT H-Alpha Solar Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS80MT H-Alpha Solar Telescope is a multi-purpose refractor designed to deliver high-resolution views of the Sun's chromosphere and serve as a high-quality astronomical telescope for nighttime viewing. Its 80mm aperture and advanced pressure-tuned etalon system provide the resolving power and contrast necessary to observe the intricate, ever-changing details of solar prominences, filaments, and surface granulation. This standard kit provides the essential components for detailed solar observation 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\u003eAperture and Resolution: The 80mm ED Objective\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS80MT is an 80mm F\/7 ED doublet objective lens. The use of FPL51 extra-low dispersion glass minimizes chromatic aberration, resulting in a sharp, high-contrast image. This level of optical correction is critical not only for resolving fine structures in the Sun's chromosphere but also for providing color-pure views of planets and deep-sky objects when the telescope is converted for nighttime use.\u003c\/p\u003e\n\u003cp\u003eThe 80mm aperture represents a significant step up in resolving power from smaller 60mm instruments. This increase allows you to resolve finer details within solar filaments and see more complex structures in large prominence groups. Under steady seeing conditions, the image remains bright and detailed, even when pushing magnification to observe the texture of active regions.\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\u003eDoppler True Tuning: The Pressure-Tuned Etalon\u003c\/h3\u003e\n\u003cp\u003eLunt's internal, solid-etalon filter is the core of its solar performance, delivering a narrow bandpass of ≤0.4 Ångströms. Unlike tilt-tuned systems that can introduce uniformity issues, Lunt’s Doppler True Tuning (DTT) system uses air pressure to change the refractive index in the etalon cavity. This method tunes the filter's bandpass evenly across the entire field of view, ensuring maximum contrast and detail from edge to edge.\u003c\/p\u003e\n\u003cp\u003eThis precise tuning allows you to shift the bandpass slightly off the central H-alpha line. For an observer, this means you can track the velocity of plasma moving towards or away from you, enhancing the visibility of doppler-shifted events like solar flares. The pressure system maintains its tuning without mechanical stress, providing consistent, drift-free performance through long 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\u003eThe B1200 Blocking Filter for Visual and Imaging\u003c\/h3\u003e\n\u003cp\u003eThis Standard Kit includes the B1200 blocking filter, housed within a 1.25\" star diagonal. The 12mm diameter of this filter provides a generous, fully illuminated field of view for visual observation with most eyepieces. It ensures that the entire solar disk appears bright and evenly lit, without any dimming at the edges.\u003c\/p\u003e\n\u003cp\u003eFor imagers using smaller-chip solar cameras, the B1200 provides an optimal balance, illuminating the sensor fully while keeping the optical path efficient. While larger blocking filters are available for full-frame sensors, the B1200 is a versatile choice for those who prioritize visual astronomy or are starting with planetary-style cameras.\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\u003eStable and Precise Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eThe LS80MT is equipped with a robust dual-speed rack and pinion focuser. This design is more rigid than a Crayford-style focuser, making it better suited to handling the weight of cameras and binoviewers without slipping or tilting. The coarse focus knob gets you into the general vicinity quickly, while the 10:1 fine-focus knob allows for the critical, minute adjustments needed to snap solar surface detail into perfect sharpness.\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\u003eModular Design for Day and Night Astronomy\u003c\/h3\u003e\n\u003cp\u003eA key feature of the MT (Modular Telescope) series is its ability to convert from a dedicated H-alpha solar telescope to a conventional nighttime refractor. By unscrewing the H-alpha module and installing the optional nighttime conversion kit (sold separately), the LS80MT becomes a high-performance 80mm ED apo refractor. This versatility makes it an excellent choice for observers who want one high-quality instrument for all their astronomical pursuits, from solar observing to planetary imaging and wide-field 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\u003eObserving with the LS80MT\u003c\/h3\u003e\n\u003cp\u003eWith a medium-power eyepiece, the full solar disk is framed with a deep black background. After tuning the etalon, the chromosphere resolves from a flat, orange ball into a textured surface with bright plage and dark, snaking filaments. Prominences erupting from the limb are not just simple spikes of light; the 80mm aperture and narrow bandpass reveal delicate loops, feathery structures, and detached clouds of hydrogen plasma.\u003c\/p\u003e\n\u003cp\u003eThe true advantage of the pressure tuner becomes apparent as you slightly de-tune the etalon. A filament that was a dark, static line can suddenly show internal motion and brightness changes, revealing the dynamic, three-dimensional nature of the Sun. This is an instrument that rewards patient observation, allowing you to witness solar weather in real-time.\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\u003eSystem Context and Trade-Offs\u003c\/h3\u003e\n\u003cp\u003eThe LS80MT Standard Kit is an ideal balance of aperture, performance, and portability. While it offers significantly more resolution than a 60mm scope, it is lighter and requires a less substantial mount than the larger LS100MT. The primary trade-off in the Standard Kit is the B1200 blocking filter; while excellent for visual use, imagers with larger sensors might eventually consider upgrading to the B1800 for a wider, fully illuminated imaging circle.\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\u003eLunt LS80MT vs. Other Lunt Telescopes\u003c\/h3\u003e\n\u003cp\u003eChoosing the right solar telescope involves balancing aperture, features, and budget. Here is how the LS80MT Standard Kit fits into the Lunt family:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS60MT:\u003c\/strong\u003e The LS80MT provides almost 80% more light-gathering area than the LS60MT. This translates directly to a brighter image and the ability to resolve finer details at higher magnifications. If your primary goal is high-resolution views of surface detail and complex prominences, the 80mm aperture is a significant advantage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS100MT:\u003c\/strong\u003e The LS100MT is a step up in resolving power, capable of revealing even finer granulation and filamentary detail under excellent seeing conditions. However, the LS80MT is considerably more portable, cools down faster, and can be supported by lighter, more affordable mounts, making it a more practical choice for many observers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS80MT Enhanced\/Premium Kits:\u003c\/strong\u003e The primary difference is the blocking filter and included accessories. The Enhanced Kit upgrades to a B1800 blocking filter for a larger imaging field, while the Premium PLUS kit adds an internal double-stack module for the highest possible contrast on surface detail. The Standard Kit is the perfect entry point, with a clear upgrade path for the future.\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 Lunt LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS80MT weighs approximately 11.6 lbs. A stable alt-azimuth mount like the Sky-Watcher AZ-EQ5 or a small equatorial mount in the Celestron AVX or iOptron GEM28 class is recommended for a solid, vibration-free experience, especially for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS80MT good for imaging the Sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the LS80MT is an excellent imaging platform. The included B1200 blocking filter is well-suited for high-speed planetary-style cameras. For users with larger sensors who want to capture the full solar disk in one frame, upgrading to a larger blocking filter like the B1800 is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of pressure tuning over tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon's bandpass uniformly across the entire field of view, preventing off-axis hot spots and delivering higher contrast from edge to edge. It also avoids applying mechanical stress to the etalon, ensuring long-term stability and performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade this telescope to a double-stack system later?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The LS80MT is designed to accept an internal double-stack module (SFPT) which can be purchased later. This upgrade narrows the bandpass to \u0026lt;0.28Å, significantly increasing contrast on the Sun's surface for more detailed views of filaments and active regions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need anything else to start observing the Sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Standard Kit includes the telescope, blocking filter diagonal, a 19mm eyepiece, and a finder. You will need to provide a suitable astronomical mount to place the telescope on. Everything required for safe solar viewing is included in the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I convert the LS80MT for nighttime use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eTo use the LS80MT at night, you must purchase the optional nighttime conversion kit. This involves unscrewing the red H-alpha module and replacing it with the focuser assembly. The process is straightforward and does not require special tools.\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 Type\u003c\/td\u003e\n\u003ctd\u003eModular H-Alpha Solar \u0026amp; Nighttime Refractor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eAir-spaced ED Doublet, FPL51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003eF\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal Solid Etalon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e≤0.4 Ångström\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tuner (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 in 1.25\" Star Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eDual-Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTube Rings with 8\" Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e11.6 lbs (5.26 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\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\"\u003eLS80MT 80mm H-alpha Telescope\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\"\u003eB1200 Blocking Filter in 1.25\" 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\"\u003eDual-Speed Rack \u0026amp; Pinion 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\"\u003e19mm 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 Sun Finder\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\"\u003e8\" Vixen-style Dovetail Bar\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\"\u003eHard Carrying Case\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\/Lunt-LS80MT-Solar-Telescope-Manual.pdf?v=1777432307\" 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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514544925,"sku":"LSS-LS80MT-Standard","price":4613.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS80MTSolarTelescopeStandardKit.jpg?v=1777668010"},{"product_id":"lunt-ls80mt-h-alpha-solar-telescope-enhanced-kit","title":"Lunt LS80MT H-Alpha Solar Telescope - Enhanced Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 80mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 560mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7\u003c\/li\u003e\n\u003cli\u003eBandpass: \u0026lt;0.4 Å (Single-Stack)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\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\u003eThe Versatile 80mm Solar Telescope for High-Resolution Detail\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS80MT H-Alpha Solar Telescope - Enhanced Kit is a multi-purpose instrument designed for the serious solar observer who demands both high-resolution views and the flexibility for imaging. Its 80mm aperture and internal pressure-tuned etalon deliver exceptionally detailed, high-contrast images of the Sun's chromosphere, resolving fine filaments, plage, and the intricate structure of solar prominences. This Enhanced Kit is built around the larger B1800 blocking filter, providing a fully illuminated field for larger camera sensors and wider-field 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\u003e80mm ED Doublet Objective Lens\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS80MT is a precision 80mm F\/7 ED doublet objective. The FPL51 glass element significantly reduces chromatic aberration, ensuring that light is focused to a sharp, high-contrast point. This optical purity is critical in a solar telescope, as it provides a clean, artifact-free image to the etalon, resulting in a darker background sky and more vibrant surface detail.\u003c\/p\u003e\n\u003cp\u003eFor the observer, this means the ability to push magnification on days of good seeing to resolve the fine, thread-like structure within sunspot umbras and the delicate, feathery texture of hedgerow prominences. The 560mm focal length provides a versatile image scale, suitable for full-disc views with longer focal length eyepieces and detailed close-ups with shorter ones, without requiring a Barlow lens.\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\u003eInternal Pressure-Tuned Etalon for Peak Contrast\u003c\/h3\u003e\n\u003cp\u003eLunt's signature pressure-tuning system provides superior control over the etalon's bandpass. Unlike mechanical tilt-tuning which can introduce uneven illumination, pressure tuning adjusts the refractive index of the air between the etalon plates. This maintains a perfectly even, on-band image from edge to edge, which is crucial for uniform brightness in both visual observation and imaging.\u003c\/p\u003e\n\u003cp\u003eThis system allows you to precisely shift the filter's bandpass to track features moving at high velocity, such as solar flares or coronal mass ejections. By slightly increasing or decreasing the pressure, you can \"Doppler shift\" the view to highlight material moving towards or away from you, revealing dynamic details that would otherwise be invisible. The factory-verified bandpass of \u0026lt;0.4Å provides an ideal balance between surface detail and prominence brightness.\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\u003eB1800 Blocking Filter for Imaging and Wide Fields\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes the B1800 blocking filter, featuring a large 18mm aperture. This is a significant upgrade from the standard B1200, as it provides a much larger fully-illuminated field of view. For imagers using cameras with APS-C or larger sensors, this eliminates vignetting, ensuring the entire frame is evenly lit.\u003c\/p\u003e\n\u003cp\u003eVisually, the larger aperture of the B1800 allows the use of wide-field, low-power 2-inch eyepieces without the field stop being cut off. This lets you frame the entire solar disc with a generous black-sky border, creating a more immersive, \"spacewalk\" viewing experience. It transforms the telescope into a capable instrument for full-disc solar mosaics and general wide-field observation.\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\u003eRobust Dual-Speed Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eTo handle the demands of modern imaging equipment, the LS80MT is equipped with a heavy-duty dual-speed rack and pinion focuser. This design offers a significant advantage over Crayford-style focusers by providing zero slippage, even when supporting a heavy camera, filter wheel, and Barlow lens. The coarse focus knob gets you into the general vicinity quickly, while the 10:1 fine-focus knob allows for the critical, minute adjustments needed to snap solar granulation or spicules into sharp relief.\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\u003eModular Design for Day and Night Observation\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" in LS80MT stands for Modular Telescope. The hydrogen-alpha module, containing the etalon, can be easily removed. With the addition of optional accessories like a dovetail and focuser, the 80mm ED objective can be converted into a high-performance nighttime telescope for observing the moon, planets, and deep-sky objects. This versatility makes the LS80MT a complete observing system, saving you the expense and storage space of a separate nighttime refractor.\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\u003eSafe and Easy Solar Alignment\u003c\/h3\u003e\n\u003cp\u003eThe included red dot Sol-Searcher is a safe and intuitive way to align the telescope with the Sun. It uses a small pinhole to project an image of the solar disk onto a translucent screen. To aim the telescope, you simply move the tube until the projected dot is centered on the screen, eliminating any guesswork and ensuring you never have to look directly at the sun to find 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\u003eExperiencing the Chromosphere\u003c\/h3\u003e\n\u003cp\u003eWith the LS80MT and a medium-power eyepiece, the solar limb is no longer a simple, sharp edge. It resolves into a field of countless fiery spicules, tiny jets of plasma that give the chromosphere a \"furry\" appearance. Following a dark filament as it rotates to the edge of the disk, you can watch it transform into a magnificent prominence, a curtain of glowing hydrogen gas suspended in the blackness of space. The pressure tuner allows you to subtly adjust the view, making the prominence glow with maximum contrast against the background, revealing knots and streamers within its structure.\u003c\/p\u003e\n\u003cp\u003eThe primary trade-off for this versatility and aperture is portability. While manageable for one person, the LS80MT is a more substantial instrument than a 50mm or 60mm scope and requires a stable mount like an EQ5 or HEQ5-class equatorial mount for optimal performance, especially for imaging. It is the right choice for the observer who has a dedicated space or is willing to transport a larger setup for a significant increase in resolution and flexibility.\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 is the advantage of the B1800 blocking filter in the Enhanced Kit?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1800 blocking filter has an 18mm aperture, which provides a larger fully illuminated field of view compared to the standard B1200 (12mm). This is essential for imaging with larger camera sensors to avoid vignetting (darkened corners) and allows for wider true fields of view with 2-inch eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a better focuser for imaging with the LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, the included dual-speed rack and pinion focuser is designed for imaging. It is very robust and can handle the weight of most camera setups without slipping, and the 10:1 fine focus control is critical for achieving sharp solar images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS80MT better for surface detail or prominences?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe single-stack \u0026lt;0.4Å bandpass provides an excellent balance for viewing both. It is narrow enough to show high-contrast surface detail like filaments and plage, while being wide enough to show bright prominences on the limb. For even higher surface contrast, it can be upgraded with a double-stack filter.\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 Lunt LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its weight and length, the LS80MT requires a stable mount. A mid-sized equatorial mount like a Sky-Watcher HEQ5 or Celestron AVX is recommended for visual use, while a larger class mount is suggested for serious imaging to ensure stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does pressure tuning compare to tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the air pressure around the internal etalon, changing its refractive index to shift the bandpass. This keeps the etalon perfectly parallel to the light path for a more uniform view across the entire field. Tilt tuning physically tilts the etalon, which can cause banding or uneven illumination, especially for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade this telescope to a double-stack system later?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The LS80MT is fully compatible with Lunt's internal double-stack module (DSII-SFPT). Adding this module will narrow the bandpass to \u0026lt;0.3Å, which significantly increases the contrast and visibility of fine surface details on the sun's chromosphere.\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\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eModular Solar Telescope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Doublet, FPL51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.4 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tune (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 with 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eMounting Rings with 8\" Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eHard Case with Custom-cut Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e11.4 lbs (5.2 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\"\u003eLS80MT 80mm Modular Telescope\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\"\u003eB1800 Blocking Filter in 2\" Star 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\"\u003eDual-Speed Rack \u0026amp; Pinion 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\"\u003eMounting 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\"\u003e8\" Vixen-style Dovetail Bar\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 Sun Finder (Sol-Searcher)\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\"\u003eHard Carrying Case with Custom Foam\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\"\u003e8mm 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\"\u003e12mm 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\"\u003e16mm 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\"\u003e19mm Eyepiece\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\/Lunt-LS80MT-Solar-Telescope-Manual.pdf?v=1777432307\" 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:\/\/luntsolarsystems.com\/product-category\/telescopes\/warranty-information\/\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514643229,"sku":"LSS-LS80MT-Enhanced","price":5033.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS80MTSolarTelescopeEnhancedKit.jpg?v=1777668029"},{"product_id":"lunt-ls80mt-h-alpha-solar-telescope-premium-plus-kit","title":"Lunt LS80MT H-Alpha Solar Telescope - Premium PLUS Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 80mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 560mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7\u003c\/li\u003e\n\u003cli\u003eSystem Bandpass: \u0026lt;0.28Å (Double-Stacked)\u003c\/li\u003e\n\u003cli\u003eTuning: Pressure-Tuned Doppler True Tuning\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eUse: Day (H-Alpha Solar) \u0026amp; Night (Astronomical)\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\u003eManuals \u0026amp; Software\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\u003eThe Chromosphere in Unrivaled Contrast: The Lunt LS80MT H-Alpha Solar Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS80MT H-Alpha Solar Telescope - Premium PLUS Kit is a complete system designed for the uncompromising solar observer who demands the highest possible contrast for viewing and imaging the Sun's chromosphere. By combining an 80mm ED doublet refractor with two pressure-tuned etalons, this package delivers a sub-0.28Å bandpass, transforming the solar disk from a bright, active surface into a richly detailed, three-dimensional plasma environment. This is not just a solar telescope; its modular design allows for quick conversion to a high-performance nighttime refractor, providing true day-and-night utility.\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\u003e80mm ED Doublet Objective: The Foundation for High-Resolution Views\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS80MT is a precision 80mm f\/7 ED doublet objective lens. The use of FPL-51 extra-low dispersion glass significantly reduces chromatic aberration, or false color. This ensures that light is focused to a single, sharp point, a critical requirement for resolving fine details in solar prominences and the intricate texture of the nighttime lunar terminator alike.\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\u003ePrimary Internal Pressure-Tuned Etalon: Precise Doppler Tuning\u003c\/h3\u003e\n\u003cp\u003eThe core of the solar engine is Lunt's internal, air-spaced etalon, which isolates the hydrogen-alpha wavelength of 656.28nm. Lunt’s innovative pressure-tuning system adjusts the air pressure between the etalon plates, changing the refractive index to shift the filter's bandpass precisely. This \"Doppler True Tuning\" allows you to follow features moving toward or away from you on the solar disk, like eruption outflows, without introducing mechanical stress or tilt to the optical train, maintaining the highest image quality across the entire 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\u003eInternal Double-Stack Module for Maximum Surface Contrast\u003c\/h3\u003e\n\u003cp\u003eThis Premium PLUS kit includes the internal SFPT double-stacking module, which narrows the final system bandpass to an exceptional \u0026lt;0.28Å. This secondary etalon dramatically increases contrast on the solar disk by suppressing the \"glow\" from the photosphere. The effect is transformative: faint filaments snap into sharp relief, active regions reveal their complex magnetic structure, and surface granulation becomes readily apparent, creating a view that feels almost three-dimensional.\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\u003eB1800 Blocking Filter: A Wide, Unvignetted Field for Imaging\u003c\/h3\u003e\n\u003cp\u003eThe included B1800 blocking filter, housed in a 2-inch star diagonal, provides the final, critical stage of energy rejection and defines the usable field of view. The generous 18mm aperture of this filter is specifically chosen for the LS80MT to provide a full, unvignetted solar disk for both visual observers and imagers using cameras with larger sensors. This ensures your images have even illumination from edge to edge without performance compromise.\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\u003eDual-Speed Rack \u0026amp; Pinion Focuser: Precision without Flexure\u003c\/h3\u003e\n\u003cp\u003eAchieving perfect focus at high magnification on a shimmering solar limb requires a robust and precise focuser. The LS80MT employs a heavy-duty dual-speed rack and pinion focuser that eliminates the image shift and flexure common with lesser designs. The 10:1 fine-focus knob allows for the minute adjustments needed to snap an image into perfect sharpness, holding it securely for long imaging runs.\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\u003eModular Design: From Solar Powerhouse to Nighttime Explorer\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" in LS80MT stands for Modular Telescope. The entire hydrogen-alpha engine, including the etalon and blocking filter diagonal, can be removed in minutes. With the addition of a standard focuser (sold separately), the 80mm ED optical tube becomes a capable nighttime instrument, perfect for detailed views of planets, the Moon, and bright deep-sky objects, offering excellent value and versatility.\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 Observer's Experience: Tracing a Filament Channel\u003c\/h3\u003e\n\u003cp\u003eWith the double-stack engaged and a zoom eyepiece dialed in, the view is electric. A dark filament, which in a wider-bandpass scope appears as a simple dark line, resolves into a braided, multi-stranded river of cool plasma suspended above the surface. Fine-tuning the pressure dial seems to lift the filament off the disk, highlighting its structure against the textured chromosphere below. This is where the sub-0.28Å bandpass proves its worth, delivering a level of detail that single-stack systems cannot approach.\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\u003eLimitations and System Context\u003c\/h3\u003e\n\u003cp\u003eWhile the double-stacked \u0026lt;0.28Å bandpass is unmatched for surface detail, it does result in a slightly dimmer image compared to a single-stack \u0026lt;0.45Å configuration. For this reason, single-stacking is often preferred for viewing very faint prominences against the blackness of space. The true strength of this Premium PLUS kit is its ability to reveal the highest possible contrast on the dynamic solar disk itself, making it the right choice for observers who prioritize surface phenomena over limb detail.\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's the main benefit of the LS80MT double-stack system?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe double-stack module narrows the filter bandpass to below 0.28 Angstroms. This dramatically increases contrast on the sun's surface, making features like filaments, active regions, and plage much more detailed and visually distinct compared to a single-stack system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a special mount for the Lunt LS80MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS80MT optical tube weighs around 11 pounds. You will need a stable astronomical mount with a payload capacity of at least 20 pounds to ensure steady views, especially for imaging. A mount like a Celestron AVX or Sky-Watcher HEQ5 is a good starting point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs pressure tuning better than tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon's bandpass without tilting it, which prevents the introduction of off-axis aberrations and ensures a more uniform view across the entire field. This generally provides a higher-fidelity image compared to mechanical tilt-tuning systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy choose the B1800 blocking filter over the B1200?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe larger 18mm aperture of the B1800 blocking filter provides a wider, unvignetted field of view. This is highly recommended for imagers using cameras with APS-C or larger sensors to ensure the entire solar disk is evenly illuminated in your images.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow difficult is it to convert the LS80MT for nighttime use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe conversion is straightforward. You simply unscrew the red H-alpha module from the main tube and replace the blocking filter diagonal with a standard star diagonal. You will need to purchase a separate focuser to attach to the rear of the main optical tube for nighttime observing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this telescope safe for looking at the sun?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Lunt LS80MT is a dedicated solar telescope with multiple, permanently installed filters. When used as instructed with all original parts, it is completely safe for direct solar observation.\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 Aperture\u003c\/td\u003e\n\u003ctd\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Doublet, FPL-51\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e560mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Pressure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Bandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.45 Angstrom (Single-Stack), \u0026lt;0.28 Angstrom (Double-Stack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTube Rings with Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e11.2 lbs (5.1 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=\"Lunt LS80MT Telescope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/lunt-ls80mt-h-alpha-solar-telescope-premium-plus-kit-1.jpg?v=1793506168\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS80MT 80mm Modular Telescope\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=\"Lunt Internal Double-Stack Module\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/lunt-sfpt-internal-double-stack-etalon-for-ls80mt-1.jpg?v=1793506173\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eSFPT Internal Double-Stack Module\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=\"Lunt B1800 Blocking Filter\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/lunt-b1800-blocking-filter-h-alpha-solar-telescope-1.jpg?v=1793506177\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1800 Blocking Filter in 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\u003cimg class=\"DAV-img-box\" alt=\"Lunt Mounting Rings and Dovetail\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/lunt-mounting-rings-dovetail.jpg?v=1793506180\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eMounting Rings \u0026amp; 8\" Dovetail\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=\"Lunt Sol-Searcher Finder\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/lunt-sol-searcher.jpg?v=1793506183\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed Dot Sun Finder (Sol-Searcher)\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=\"Lunt Zoom Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/lunt-zoom-eyepiece.jpg?v=1793506186\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLunt Zoom 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=\"Lunt Telescope Hard Case\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/lunt-hard-case-aluminum.jpg?v=1793506189\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Carrying Case\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\/Lunt-LS80MT-Solar-Telescope-Manual.pdf?v=1777432307\" 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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230514741533,"sku":"LSS-LS80MT-Premium","price":6573.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS80MTSolarTelescopePremiumKit.jpg?v=1777668052"},{"product_id":"lunt-ls100mt-h-alpha-solar-telescope-standard-kit","title":"Lunt LS100MT H-Alpha Solar Telescope - Standard Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 100mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 714mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7.14\u003c\/li\u003e\n\u003cli\u003eBandpass: \u0026lt;0.4Å (Single-Stack)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1200 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\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\u003eThe Professional's Portal to the Chromosphere: Lunt LS100MT\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS100MT is a professional-grade 100mm H-Alpha solar telescope designed for the dedicated solar observer who demands high-resolution views of the Sun's dynamic chromosphere. This instrument combines a large, unobstructed aperture with Lunt's Doppler-true pressure tuning system, delivering the power to resolve fine filaments, intricate plage, and the subtle dynamics within solar flares. Its modular design further extends its utility, transforming it into a capable nighttime refractor for deep-sky and planetary work.\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\u003e100mm ED Doublet Objective Lens\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS100MT is a 100mm F\/7.14 air-spaced doublet objective lens. Using an element of FPL-51 extra-low dispersion (ED) glass, this optic is highly corrected for chromatic aberration, producing a sharp, high-contrast image before the light ever reaches the filtering system. This large, unobstructed aperture provides the raw resolving power needed to see fine details on the solar disk that are simply invisible in smaller instruments, especially under good seeing conditions.\u003c\/p\u003e\n\u003cp\u003eThe immediate visual benefit is the ability to push magnification higher on active regions. Where a 60mm or 80mm scope might show a sunspot group as a clustered smudge, the 100mm aperture resolves individual umbrae and the delicate structure of the surrounding penumbra. This is the aperture that transforms a view of a solar flare from a bright point into a complex, evolving structure with discernible loops and ribbons.\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\u003eInternal Pressure-Tuned Etalon\u003c\/h3\u003e\n\u003cp\u003eThe LS100MT uses Lunt's advanced internal pressure-tuning system for its solid-etalon filter. By adjusting a small piston, you precisely change the air pressure in the etalon cavity, which alters its refractive index and shifts the filter's bandpass across the H-alpha line. This method provides \"Doppler-true\" tuning, allowing you to observe the slight blue-shift of material moving toward you in a solar flare or the red-shift of a falling prominence without introducing off-axis artifacts.\u003c\/p\u003e\n\u003cp\u003eUnlike mechanically tuned systems, pressure tuning imparts zero stress on the etalon itself, ensuring consistent performance and preventing the de-contacting that can occur over the life of a tilt-tuned filter. The result is a uniformly illuminated field of view and the ability to track dynamic events across their full velocity range. The standard single-stack configuration provides a \u0026lt;0.4Å bandpass, ideal for high-contrast views of prominences against the blackness of space.\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\u003eB1200 Blocking Filter for a Full-Disc View\u003c\/h3\u003e\n\u003cp\u003eThis Standard Kit includes the B1200 blocking filter, housed within a 2-inch star diagonal. The \"1200\" refers to its 12mm aperture, which is large enough to provide a full, unvignetted view of the solar disk at the telescope's native 714mm focal length. This is crucial for observers who want to study the relationship between active regions or trace long filaments as they stretch across the Sun's face.\u003c\/p\u003e\n\u003cp\u003eThe B1200 is the workhorse of the Lunt lineup, offering a generous field for visual use and providing ample coverage for imagers using cameras with smaller to medium-sized sensors. While the larger B1800 offers more breathing room for cameras with large sensors, the B1200 is perfectly matched for visual observation and is a more cost-effective choice for those not primarily focused on large-format 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\u003ePrecision Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eHigh-magnification solar observing requires a focuser that can make minute, repeatable adjustments without image shift. The LS100MT is equipped with a robust 2-inch dual-speed rack and pinion focuser. The coarse focus knob allows for rapid initial focusing, while the 10:1 fine-focus knob lets you dial in the perfect sharpness needed to see the delicate, hair-like texture of a solar filament or the spicules dancing at the solar limb.\u003c\/p\u003e\n\u003cp\u003eThis level of precision is not a luxury, it is a necessity. As atmospheric seeing ebbs and flows, you will constantly make small adjustments to catch moments of perfect clarity. The focuser's solid, zero-slop design ensures that these adjustments are immediate and precise, keeping your target perfectly centered and sharp when the seeing steadies for that fleeting second.\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 Modular Telescope for Day and Night\u003c\/h3\u003e\n\u003cp\u003eA key advantage of the LS100MT is its modular design. The internal H-alpha module can be easily removed, allowing the ED doublet objective and tube assembly to be used as a high-quality nighttime astronomical telescope. This two-in-one capability makes the LS100MT an exceptional value for the serious amateur astronomer.\u003c\/p\u003e\n\u003cp\u003eWith the addition of a standard star diagonal, the 100mm ED objective becomes a powerful instrument for observing the planets, the Moon, and brighter deep-sky objects. The same optical quality that provides razor-sharp solar views delivers pinpoint stars and high-contrast planetary details. This versatility means your investment is not locked into a single celestial object, but serves as your primary instrument for any target, day or 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\u003eSafe and Easy Solar Targeting\u003c\/h3\u003e\n\u003cp\u003eAiming a telescope at the Sun without looking through it is a critical safety challenge. The LS100MT solves this with an included Tele-Vue Sol-Searcher. This finder projects a small, safe image of the solar disk onto a rear-facing screen. To align the telescope, you simply move the tube until the solar image is centered on the screen, a process that is both intuitive and completely safe.\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\u003eObserving the Sun with 100mm of Aperture\u003c\/h3\u003e\n\u003cp\u003eWith a good quality eyepiece yielding around 70x, the full solar disk is a seething ball of detail. Prominences, rendered with high contrast by the \u0026lt;0.4Å etalon, stand out sharply from the limb. As you tune the etalon, you can watch as different layers and structures within a large prominence snap into view. Pushing the magnification to 120x on an active region reveals the dark, complex cores of sunspots and the bright, web-like structure of surrounding plage. It is at this image scale that the Sun's three-dimensional nature becomes apparent, with filaments looking like dark hedgerows suspended over the brighter chromosphere below.\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 Lunt MT: 80mm vs 100mm\u003c\/h3\u003e\n\u003cp\u003eThe Lunt MT series offers several apertures, and the choice between them is a balance of performance, portability, and seeing conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLunt LS80MT:\u003c\/strong\u003e The 80mm is significantly lighter and more compact, making it an ideal \"grab-and-go\" solar telescope that excels on smaller mounts. It provides outstanding views and will resolve all major solar features. It is often a better choice for observers who frequently contend with poor atmospheric seeing, as its smaller aperture is less affected by turbulence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLunt LS100MT:\u003c\/strong\u003e The 100mm is the next step up in resolving power. The 25% increase in aperture directly translates to a higher resolution ceiling for fine details like spicules, filamentary structure, and granulation. It requires a more substantial mount and is more sensitive to seeing conditions, but on a steady day, its performance is a clear and significant step above the 80mm. It is the right choice for the observer who wants to push the limits of resolution from their backyard.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of pressure tuning vs. tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the bandpass without tilting the etalon, preventing off-axis distortion and providing a more uniform view. This allows you to accurately observe Doppler-shifted events (material moving toward or away from you) like solar flares, which is a key advantage for serious solar observation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I upgrade this LS100MT to a double-stack system later?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The LS100MT is fully compatible with Lunt's DSII\/SFPT internal double-stacking module. Adding this module will narrow the bandpass to \u0026lt;0.5Å, significantly increasing contrast on the solar disk and making surface details like plage and filaments much more prominent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need a bigger blocking filter than the B1200?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor visual use, the B1200 is perfectly matched to the LS100MT's focal length and provides a full-disk view. You would only consider upgrading to a B1800 if you plan to do serious imaging with a camera that has a very large sensor, where the extra field of view would prevent vignetting.\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 Lunt LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe LS100MT optical tube weighs 12.6 lbs. You will need a stable, high-quality astronomical mount with a payload capacity of at least 20-25 lbs to handle the telescope and any additional accessories without vibration. A Celestron AVX or Sky-Watcher HEQ5-class mount is a suitable starting point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow is the LS100MT different from a dedicated Lunt solar telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \"MT\" in LS100MT stands for Modular Telescope. Unlike dedicated Lunt scopes, the entire H-alpha filtering assembly can be removed, allowing you to use the 100mm ED doublet refractor as a conventional telescope for nighttime astronomy, making it a more versatile instrument.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs this telescope safe to use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. When used according to the manufacturer's instructions, Lunt solar telescopes are completely safe. The internal etalon and required blocking filter work together to reject harmful radiation, providing a safe and comfortable view of the Sun.\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 Aperture\u003c\/td\u003e\n\u003ctd\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eAir-spaced ED Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e714mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEtalon\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tuned\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.4 Angstroms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1200 in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e28\" (711mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e12.6 lbs (5.7 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDovetail\u003c\/td\u003e\n\u003ctd\u003e8\" Vixen-style\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=\"Lunt LS100MT H-Alpha Solar Telescope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Solar-Telescope-1.jpg?v=1779183001\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eLS100MT Telescope 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\u003cimg class=\"DAV-img-box\" alt=\"Lunt B1200 Blocking Filter in 2-inch Diagonal\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-B1200-Blocking-Filter-Diagonal-1.jpg?v=1779183002\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eB1200 Blocking Filter\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=\"Lunt Dual-Speed Rack and Pinion Focuser\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Focuser-1.jpg?v=1779183003\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDual Speed 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\u003cimg class=\"DAV-img-box\" alt=\"Lunt Mounting Rings for LS100MT\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-LS100MT-Rings-1.jpg?v=1779183004\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eClamshell Mounting Ring\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=\"Tele Vue Sol-Searcher Solar Finder\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-Sol-Searcher-1.jpg?v=1779183005\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eRed Dot Sun Finder\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=\"Lunt 8-inch Vixen-style Dovetail Bar\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-8inch-Dovetail-1.jpg?v=1779183006\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e8\" Dovetail Bar\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=\"Lunt 19mm Flat-Field Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-19mm-Eyepiece-1.jpg?v=1779183007\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003e19mm 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=\"Hard Case for Lunt Solar Telescope\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Lunt-Hard-Case-1.jpg?v=1779183008\"\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eHard Case\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\/Lunt-LS100MT-Solar-Telescope-Manual.pdf?v=1777432309\" 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 24-10.4 24-24s-10.4-24-24-24l-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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230515101981,"sku":"LSS-LS100MT-Standard","price":4893.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS100MTSolarTelescopeStandardKit.jpg?v=1777668206"},{"product_id":"lunt-ls100mt-h-alpha-solar-telescope-enhanced-kit","title":"Lunt LS100MT H-Alpha Solar Telescope - Enhanced Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 100mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eBandpass (Single-Stack): ≤0.4Å\u003c\/li\u003e\n\u003cli\u003eFocal Length: 714mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7.14\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800 in 2\" Diagonal\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\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\u003eResolve the Sun's Dynamic Atmosphere with the Lunt LS100MT\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS100MT H-Alpha Solar Telescope - Enhanced Kit is a versatile, high-resolution instrument designed for the serious solar observer who demands both performance and flexibility. With its 100mm ED doublet objective and precision pressure-tuned etalon, this telescope delivers high-contrast, richly detailed views of solar prominences, filaments, and surface granulation. The Enhanced Kit configuration provides a critical upgrade path for both visual observation and imaging, 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\u003e100mm ED Doublet Objective Lens\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS100MT is a 100mm air-spaced doublet objective lens. The use of an FPL51 ED (Extra-low Dispersion) glass element significantly reduces chromatic aberration, ensuring that the primary image formed is sharp and free of false color. This clean, high-fidelity starting point is critical for the performance of the downstream H-alpha filter system, allowing the etalon to isolate the 656.28nm wavelength with maximum contrast and minimal interference.\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\u003eInternal Pressure-Tuned Etalon for Uniformity\u003c\/h3\u003e\n\u003cp\u003eUnlike front-mounted tilt-tuned filters, the LS100MT employs an internal, solid-etalon filter tuned via Lunt's True Pressure Tuning system. By adjusting air pressure within the etalon cavity, you can precisely shift the filter's bandpass across the hydrogen-alpha line, moving from the solar disk to the limb without introducing uniformity issues. This method avoids the banding and \"sweet spots\" associated with tilt-tuning, providing a consistently illuminated and uniformly detailed image across the entire field of view.\u003c\/p\u003e\n\u003cp\u003eThe single etalon in the LS100MT achieves a bandpass of ≤0.4Å, a specification measured and verified on a scanning monochromator. This narrow bandwidth is the key to resolving fine chromospheric detail. It darkens the solar photosphere enough to make the intricate, fibrous texture of filaments and the bright, chaotic structure of active regions clearly visible against the disk.\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\u003eB1800 Blocking Filter for Full-Disk Imaging\u003c\/h3\u003e\n\u003cp\u003eThe Enhanced Kit includes the B1800 blocking filter, housed in a 2-inch star diagonal. The 18mm aperture of this filter is essential for observers using cameras with larger sensors or eyepieces with wide field stops. It provides a generous, unvignetted field of view, ensuring the entire solar disk is illuminated evenly from edge to edge. This is a practical advantage for creating full-disk mosaic images or simply enjoying wide-field views without a fading light at the periphery.\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\u003eDual-Speed Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eAchieving perfect focus on delicate solar features is critical, and the LS100MT is equipped with a robust dual-speed 10:1 rack and pinion focuser. The coarse focus knob allows for rapid initial adjustments, while the fine-focus control provides the precision needed to snap the thinnest spicules or the most subtle surface granulation into sharp relief. This level of control is not a luxury; it is a necessity when atmospheric seeing is fleeting and you have only a moment to capture the sharpest possible 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\u003eModular Telescope (MT) Design for Night and Day\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" in LS100MT stands for Modular Telescope, a design that significantly increases the instrument's value. By unscrewing the hydrogen-alpha module, you can convert the 100mm ED doublet into a capable nighttime astronomical telescope. With the addition of a standard focuser (sold separately), it becomes an excellent instrument for viewing planets, the Moon, and deep-sky objects, making your investment serve you around the clock.\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\u003eSafe and Easy Solar Alignment\u003c\/h3\u003e\n\u003cp\u003eThe included Red Dot Sun Finder provides a simple and safe method for aligning the telescope. This finder projects a small red dot onto a shielded screen. By centering this dot, you align the main telescope with the Sun without ever needing to look directly at it, ensuring a safe and fast start to 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-center\"\u003e\n\u003ch3\u003eObserving the Solar Limb\u003c\/h3\u003e\n\u003cp\u003eWith the pressure tuner adjusted for the limb, the view through the LS100MT becomes a dynamic spectacle of solar activity. At 71x magnification with a 10mm eyepiece, a large prominence group detaches from the solar limb, its structure appearing as a delicate, feathery arch of plasma. The ≤0.4Å bandpass resolves individual strands within the prominence, revealing a three-dimensional quality against the blackness of space. As the seeing stabilizes, you can trace the flow of material along magnetic field lines, a direct observation of the forces shaping our star.\u003c\/p\u003e\n\u003cp\u003eA genuine trade-off of the LS100MT's versatility is its weight and length compared to smaller, dedicated solar scopes. At over 12 lbs and 34 inches long, it requires a stable, medium-class equatorial mount like a Celestron AVX or Sky-Watcher HEQ5 to provide vibration-free views, especially in windy conditions. This is not a grab-and-go setup but a dedicated instrument for planned 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-center\"\u003e\n\u003ch3\u003eChoosing Your Lunt MT Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt's MT series offers a clear progression in aperture and capability. This LS100MT Enhanced Kit is positioned for the observer who has moved beyond introductory solar viewing and requires higher resolution and a larger image scale for visual work or imaging.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS80MT:\u003c\/strong\u003e The LS80MT offers a more portable and affordable entry into the pressure-tuned MT lineup. The LS100MT, with its 56% greater light-gathering area, delivers visibly brighter images and a higher resolution ceiling, allowing it to resolve finer details within filaments and prominence structures when atmospheric conditions permit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003evs. LS130MT:\u003c\/strong\u003e The flagship LS130MT is a significant step up in aperture, offering the highest-resolution solar views possible in the Lunt lineup. The LS100MT provides a substantial portion of that performance in a lighter, more manageable, and more affordable package, making it the right choice for observers who need a balance of high performance and practicality for their mount and budget.\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 is the main advantage of pressure tuning over tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning shifts the etalon's bandpass uniformly across the entire filter, providing a consistent, evenly illuminated image. Tilt-tuning can create a \"sweet spot\" or banding, where some parts of the field are on-band and others are not.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy choose the B1800 blocking filter over the B1200?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe B1800 provides a larger, fully-illuminated field of view, which is essential for imaging with cameras that have larger sensors (like APS-C or full-frame). For visual use, it prevents vignetting when using long focal length, wide-field eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I double-stack the LS100MT for higher contrast views?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. You can add an optional internal double-stack module (DSII\/SFPT) to reduce the bandpass to \u0026lt;0.28Å. This significantly increases contrast on the solar disk, making surface details like plages and active region structure more prominent.\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 Lunt LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its weight and length, the LS100MT requires a stable equatorial mount with a payload capacity of at least 25-30 lbs. A mount like the Celestron AVX, Sky-Watcher HEQ5, or iOptron CEM26 is recommended for stable visual use and imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I convert the LS100MT for nighttime use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou can purchase a separate Lunt conversion kit which includes a standard rack and pinion focuser. You simply unscrew the red H-alpha module from the main tube and attach the nighttime focuser in its place.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS100MT good for both visual and imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, it excels at both. The 100mm aperture provides bright, high-resolution views for visual observers, while the pressure-tuned system and dual-speed focuser offer the consistency and fine control needed for high-resolution solar imaging.\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\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Air-Spaced Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e714mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.4 Angstrom (Single Stack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tune (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003eDual-Speed 10:1 Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eTube Rings with 8\" Vixen-style Dovetail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage\u003c\/td\u003e\n\u003ctd\u003eAluminum Hard Case with Custom Foam\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e12.7 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e34.6\"\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\"\u003eLS100MT 100mm H-Alpha Telescope\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\"\u003eB1800 Blocking Filter in 2\" 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\"\u003eDual-Speed Rack \u0026amp; Pinion 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\"\u003eMounting Rings with 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\"\u003e8\" Vixen-Style Dovetail Bar\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 Sun Finder\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\"\u003e8mm 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\"\u003e12mm 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\"\u003e16mm 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\"\u003e19mm 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\"\u003eHard Carrying Case\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\/Lunt-LS100MT-Solar-Telescope-Manual.pdf?v=1777432309\" 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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230515167517,"sku":"LSS-LS100MT-Enhanced","price":6573.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS100MTSolarTelescopeEnhancedKit.jpg?v=1777668581"},{"product_id":"lunt-ls100mt-h-alpha-solar-telescope-premium-plus-kit","title":"Lunt LS100MT H-Alpha Solar Telescope - Premium PLUS Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 100mm ED Doublet\u003c\/li\u003e\n\u003cli\u003eBandpass (Double-Stacked): \u0026lt;0.28Å\u003c\/li\u003e\n\u003cli\u003eTuning System: Internal Pressure Tuner (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800 (18mm)\u003c\/li\u003e\n\u003cli\u003eFocuser: Dual-Speed Rack \u0026amp; Pinion\u003c\/li\u003e\n\u003cli\u003eFocal Length: 714mm\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\u003c!-- TAB-MARKER-1: DESCRIPTION --\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\u003eThe Chromosphere in Unrivaled Contrast: The Lunt LS100MT Double-Stack Solar Telescope\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS100MT H-Alpha Solar Telescope - Premium PLUS Kit is a complete, professional-grade instrument engineered to reveal the solar chromosphere with the highest possible contrast. By combining a 100mm ED objective with two pressure-tuned etalons, this system achieves a tightly controlled \u0026lt;0.28Å bandpass, transforming the churning solar surface into a landscape of palpable, high-fidelity detail. It is the definitive choice for the observer or imager who demands a research-level view of solar filaments, plage, and active region evolution.\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 Foundation of Optical Excellence: The 100mm ED Doublet\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS100MT is a 100mm f\/7.14 apochromatic doublet objective. The use of FPL51 Extra-low Dispersion (ED) glass corrects for chromatic aberration, producing a sharp, high-contrast image free of false color. This optical purity is not only critical for isolating the narrow Hydrogen-alpha wavelength but also allows the LS100MT to serve as a high-performance nighttime telescope when the H-alpha module is removed.\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 Tuning without Compromise: The Internal Pressure-Tuned Etalon\u003c\/h3\u003e\n\u003cp\u003eLunt’s Doppler True Tuning system uses air pressure to adjust the refractive index within the primary etalon cavity, allowing you to shift the bandpass precisely onto the 656.28nm line. Unlike mechanical tilt-tuning which can introduce off-axis aberrations, pressure tuning keeps the etalon perfectly parallel to the light path. This results in a more uniform, higher-contrast image across the entire field of view, a critical advantage for both visual observation and full-disk 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\u003eRevealing the Surface: The SFPT Internal Double-Stack Module\u003c\/h3\u003e\n\u003cp\u003eThis Premium PLUS kit includes the internal SFPT double-stacking module, the key to its enhanced performance. Adding a second etalon in series with the first narrows the final bandpass from ≤0.35Å to a remarkable \u0026lt;0.28Å. This dramatic reduction in out-of-band light significantly increases contrast on the solar disk, causing the intricate, web-like structure of filaments and the bright mottling of plage around sunspots to stand out with startling clarity.\u003c\/p\u003e\n\u003cp\u003eWith the double-stack engaged, you are no longer just seeing features on the sun, you are observing their structure. A simple filament resolves into a multi-stranded, twisting rope of plasma held in place by magnetic fields. The view shifts from a two-dimensional disk to a dynamic, three-dimensional surface, which is the ultimate goal of dedicated solar observation.\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\u003eFull-Disk Views without Vignetting: The B1800 Blocking Filter\u003c\/h3\u003e\n\u003cp\u003eThe blocking filter is a non-negotiable safety and performance component, and this kit includes the 18mm B1800. The larger aperture is matched to the telescope's 714mm focal length to provide a fully illuminated field for both eyepieces and imaging sensors. With the B1800, you can capture the entire solar disk, including towering prominences on the limb, without the dimming or vignetting at the edges that a smaller blocking filter would cause.\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\u003eCritical Focus for Fine Detail: The Dual-Speed Focuser\u003c\/h3\u003e\n\u003cp\u003eObserving the sun is a high-magnification discipline where precise focus is everything. The LS100MT employs a robust, dual-speed rack and pinion focuser that eliminates image shift and backlash. The 10:1 fine focus knob allows you to make the minute adjustments needed to snap the finest spicules on the limb or the delicate texture within a sunspot's penumbra into perfect, sharp relief.\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\u003eOne Telescope, Day or Night: The Modular Design\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" in LS100MT stands for Modular Telescope. The entire Hydrogen-alpha assembly, including the red etalon housing, can be removed from the main optical tube. With optional accessories, you can convert the 100mm ED doublet into a first-rate refractor for nighttime planetary and deep-sky viewing, a white-light solar scope using a Herschel wedge, or a Calcium-K instrument. This versatility makes the LS100MT a long-term investment in your observing, not just a single-purpose instrument.\u003c\/p\u003e\n\u003cp\u003eThe primary trade-off for this level of performance and versatility is the need for a stable, high-capacity mount. The weight and length of the LS100MT require an equatorial mount in the EQ5\/CG-5 class or higher to provide a steady, vibration-free platform for the high-magnification views it is designed to deliver.\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 Lunt 100MT Configuration\u003c\/h3\u003e\n\u003cp\u003eLunt offers the LS100MT in several packages, allowing you to choose the right entry point for your observing goals.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Kit:\u003c\/strong\u003e This package includes the single-stack ≤0.35Å etalon and a B1200 blocking filter. It provides excellent views of solar prominences and basic surface detail, serving as a powerful entry into professional-grade solar astronomy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Kit:\u003c\/strong\u003e The Enhanced kit upgrades the blocking filter to the larger B1800, optimizing the system for imaging and ensuring a wider, fully illuminated field of view. It is the right choice if you plan to move into solar photography.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium PLUS Kit:\u003c\/strong\u003e This is the ultimate configuration. It includes the B1800 blocking filter and the crucial SFPT internal double-stack module. For the observer who wants the highest possible contrast on surface features like filaments and active regions, this kit delivers the most detailed and dynamic view possible from a 100mm platform.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-2: FAQ --\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the double-stack in the Premium PLUS kit worth the extra cost?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor viewing solar surface detail, yes. Double-stacking narrows the bandpass to \u0026lt;0.28Å, which dramatically increases the contrast of filaments, plage, and granulation. If prominences are your main interest, a single-stack is sufficient, but for the most dynamic, \"3D\" view of the chromosphere, the double-stack is a significant upgrade.\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 Lunt LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its weight (12.7 lbs) and focal length, you will need a stable equatorial mount with a payload capacity of at least 25-30 lbs. A mount in the Celestron AVX, Sky-Watcher EQ5, or iOptron CEM26 class is a good starting point for visual use, with larger mounts recommended for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow do I convert the LS100MT for nighttime viewing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYou simply unthread the red H-alpha etalon assembly from the main optical tube. You will then need a separate focuser and diagonal to attach to the back of the telescope tube for nighttime use. Lunt offers these accessories as part of a conversion kit.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy does this kit use a B1800 blocking filter instead of a smaller one?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 18mm aperture of the B1800 blocking filter is required to prevent vignetting (dimming at the edges of the field) with the LS100MT's 714mm focal length. This ensures a bright, fully illuminated image of the entire solar disk, which is especially important for imaging.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of pressure tuning over tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon by changing the air pressure in the sealed chamber, which does not tilt the filter. This provides a more even and consistent bandpass across the entire field of view, avoiding the bright and dark bands that can sometimes appear with tilt-tuned systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I see sunspots with this telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, but H-alpha light shows the chromosphere, the layer above the sunspots. You will see the dark sunspot umbra and penumbra, but also the bright, energetic plage surrounding them and any filaments or flares in the active region, which are invisible in white light.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-3: SPECIFICATIONS --\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eTelescope Type\u003c\/td\u003e\n\u003ctd\u003eH-Alpha Solar \/ Modular Nighttime Refractor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAperture\u003c\/td\u003e\n\u003ctd\u003e100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eFPL51 ED Air-Spaced Doublet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e714mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7.14\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass (Single-Stack)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.35 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass (Double-Stack)\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.28 Angstrom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eDoppler True Tuning (Internal Pressure Tuner)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 (18mm) in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual-Speed Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Weight\u003c\/td\u003e\n\u003ctd\u003e12.7 lbs (5.76 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e28.2\" (716 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003c!-- TAB-MARKER-4: IN THE BOX --\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\"\u003eLS100MT 100mm ED Doublet 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\"\u003eInternal H-Alpha Etalon with Pressure Tuner\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\"\u003eSFPT Internal Double-Stack H-Alpha Etalon\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\"\u003eB1800 Blocking Filter in 2\" Star 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\"\u003eDual-Speed Rack \u0026amp; Pinion 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\"\u003eLunt Zoom Eyepiece (7.2mm - 21.5mm)\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 Sun Finder 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\"\u003eMounting 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\"\u003e8\" Vixen-Style Dovetail Bar\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\"\u003eCustom Hard Case\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\u003c!-- TAB-MARKER-5: MANUAL --\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\/Lunt-LS100MT-Solar-Telescope-Manual.pdf?v=1777432309\" 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\u003c!-- TAB-MARKER-6: WARRANTY --\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230515462429,"sku":"LSS-LS100MT-Premium","price":8113.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS100MTSolarTelescopePremiumKit.jpg?v=1777668230"},{"product_id":"lunt-ls130mt-h-alpha-solar-telescope-flagship-kit","title":"Lunt LS130MT H-Alpha Solar Telescope - Flagship Kit","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAperture: 130mm ED Triplet\u003c\/li\u003e\n\u003cli\u003eFocal Length: 910mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/7\u003c\/li\u003e\n\u003cli\u003eBandpass (Double-Stacked): \u0026lt;0.28Å\u003c\/li\u003e\n\u003cli\u003eTuning: Internal Pressure-Tuned Etalons (Doppler True Tuning)\u003c\/li\u003e\n\u003cli\u003eBlocking Filter: B1800\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\u003eA Flagship View of the Dynamic Sun\u003c\/h2\u003e\n\u003cp\u003eThe Lunt LS130MT H-Alpha Solar Telescope - Flagship Kit is a complete observatory-grade instrument designed to deliver the highest-contrast, highest-resolution views of the Sun's chromosphere available in its aperture class. By combining a large 130mm apochromatic triplet objective with a dual-etalon, pressure-tuned filtering system, this telescope resolves the finest solar details with uncompromising clarity, while its modular design allows for seamless conversion into a capable nighttime 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\u003eThe 130mm ED Triplet Optical Foundation\u003c\/h3\u003e\n\u003cp\u003eAt the heart of the LS130MT is an air-spaced ED apochromatic triplet objective. This advanced optical design provides a sharp, high-contrast image with color correction that is not only critical for detailed solar work but also makes it a formidable performer for high-resolution nighttime viewing of the Moon, planets, and double stars. This is not just a solar telescope; it is a versatile, high-end refractor that excels at any high-magnification task you set for 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\u003eDoppler True Tuning with Pressure-Tuned Etalons\u003c\/h3\u003e\n\u003cp\u003eLunt's Doppler True Tuning (DTT) system uses air pressure to adjust the etalon's bandpass, a method that is mechanically superior to tilt-tuning. By gently increasing the pressure in the etalon cavity, you shift the filter's transmission line precisely onto the hydrogen-alpha wavelength without introducing any off-axis aberrations. This ensures the entire solar disk remains uniform in brightness and detail, a critical factor for professional-level imaging and visual observation.\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\u003eRevealing the Chromosphere with the Internal Double-Stack\u003c\/h3\u003e\n\u003cp\u003eThis Flagship Kit includes the internal Large Format Pressure-Tuned (LFPT) double-stack etalon, the key to unlocking the highest-contrast solar views. This second etalon narrows the system's final bandpass to less than 0.28Å, significantly darkening the solar photosphere and causing the delicate, fibrous details of the chromosphere to leap out. With the double-stack engaged, solar active regions, filaments, and plages are rendered with a three-dimensional quality that single-stack systems cannot replicate.\u003c\/p\u003e\n\u003cp\u003eAt this bandpass, the Sun transforms. A target like Active Region 3664, even at 100x magnification, reveals not just the umbra of its sunspots but the complex, swirling super-penumbral fibrils that trace the magnetic field lines around them. Prominences on the limb, often seen as simple bright structures, resolve into intricate, multi-layered hedgerows of flowing plasma, with their motion and evolution visible over the course of an 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\u003eThe B1800 Blocking Filter for Full-Disc Imaging\u003c\/h3\u003e\n\u003cp\u003eThe included B1800 blocking filter features a large 18mm aperture, providing a fully illuminated field for imaging the entire solar disk with most standard astronomy cameras. A smaller blocking filter can vignette the image, darkening the edges of the Sun in your final picture. The B1800 ensures that from edge to edge, your sensor receives an even field of light, critical for creating seamless, professional-quality solar mosaics and full-disc captures.\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 Focus with the Rack \u0026amp; Pinion Focuser\u003c\/h3\u003e\n\u003cp\u003eA high-resolution optical system requires an equally precise focuser. The LS130MT employs a robust dual-speed 1:10 rack and pinion focuser that provides zero image shift and can handle the weight of heavy cameras, filter wheels, and eyepiece configurations without slipping. The fine-focus knob allows for the tiny, critical adjustments needed to snap the faintest solar features into perfect view, a task that is often impossible with less stable focuser 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\u003eModular Telescope (MT) for Day and Night Versatility\u003c\/h3\u003e\n\u003cp\u003eThe \"MT\" designation signifies this telescope's modular capability. With simple tools, you can remove the hydrogen-alpha module and convert the LS130MT into a world-class nighttime refractor. This versatility makes it an exceptional value, providing two observatory-grade instruments in one package. Its only real limitation is its size and weight; this is an instrument that requires a substantial equatorial mount (like an EQ6-R or larger) to perform at its best, making it less suited for quick \"grab-and-go\" 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 Lunt MT Series Telescope\u003c\/h3\u003e\n\u003cp\u003eLunt's MT series offers a clear progression in aperture, with each step providing a significant increase in resolving power. The choice depends on your observing goals, mount capacity, and seeing conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS80MT vs. LS130MT\u003c\/strong\u003e: The LS80MT is a more portable, forgiving instrument that performs well under average seeing conditions and on lighter mounts. The LS130MT is a significant step up in both resolution and weight. It will resolve finer detail on solar granulation and in the structure of prominences, but requires excellent atmospheric seeing and a heavier-duty mount to deliver that performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS100MT vs. LS130MT\u003c\/strong\u003e: The LS100MT is often considered the sweet spot for many observers, offering a substantial increase in resolution over the 80mm while remaining manageable on mid-tier mounts. The LS130MT is the choice for the dedicated solar imager or observer who has the permanent or semi-permanent setup to support its size and wants the highest possible resolution when conditions permit.\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 does \"double-stacking\" do to the solar view?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDouble-stacking adds a second etalon filter, which narrows the bandpass from around 0.45Å to less than 0.28Å. This enhancement significantly increases the contrast of surface details like filaments, plages, and active region structure, making them appear more three-dimensional against a darker solar disk.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS130MT difficult to convert for nighttime use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe conversion is straightforward and can be done in a few minutes with basic tools. You simply unthread the hydrogen-alpha assembly from the main tube. This modularity allows you to use the 130mm ED triplet objective as a high-performance nighttime telescope.\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 Lunt LS130MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eDue to its weight and length (approx. 24 lbs), you will need a robust equatorial mount with a payload capacity of at least 40-45 lbs for stable visual use and imaging. Mounts in the class of a Sky-Watcher EQ6-R Pro or iOptron CEM40 are recommended as a minimum.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is pressure tuning better than tilt tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003ePressure tuning adjusts the etalon's bandpass without tilting it, which prevents the introduction of optical artifacts and ensures a uniform image across the entire field of view. This \"Doppler True Tuning\" is essential for high-resolution imaging and provides a more consistent, higher-fidelity view.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need the B1800 blocking filter, or is a smaller one okay?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eFor imaging the full solar disk with most astronomy cameras, the B1800 (18mm) is highly recommended to avoid vignetting, which is the darkening of the image toward the edges. For visual-only use, a smaller blocking filter can be sufficient, but the B1800 provides the most versatile, uncompromised performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS130MT worth the upgrade from an LS100MT?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe upgrade is significant if you are primarily an imager or visual observer working under good seeing conditions. The 130mm aperture provides a 69% increase in light-gathering power and a noticeable improvement in resolution on fine details like spicules and granulation. However, it requires a more substantial mount and is more sensitive to atmospheric turbulence.\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 Aperture\u003c\/td\u003e\n\u003ctd\u003e130mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eObjective\u003c\/td\u003e\n\u003ctd\u003eED Triplet, Air-Spaced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e910mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocal Ratio\u003c\/td\u003e\n\u003ctd\u003ef\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBandpass\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.45Å (Single Etalon), \u0026lt;0.28Å (Double-Stack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTuning\u003c\/td\u003e\n\u003ctd\u003eInternal Pressure Tune (Doppler True Tuning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlocking Filter\u003c\/td\u003e\n\u003ctd\u003eB1800 in 2\" Diagonal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFocuser\u003c\/td\u003e\n\u003ctd\u003e2\" Dual Speed 1:10 Rack \u0026amp; Pinion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTube Length\u003c\/td\u003e\n\u003ctd\u003e33.5\" (H-alpha), 28.1\" (Nighttime)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e24.2 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\"\u003eLS130MT 130mm H-alpha Telescope\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\"\u003eLFPT Internal Double-Stack Etalon\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\"\u003eB1800 Blocking Filter in 2\" 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\"\u003eDual 1:10 Rack \u0026amp; Pinion 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\"\u003eMounting 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\"\u003eSolar Handle with Red Dot Finder\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\" D-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\"\u003eLunt Zoom 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\"\u003eLunt Flat-Field Eyepiece Set\u003c\/p\u003e\n\u003cp class=\"DAV-item-subtitle\"\u003e× 1 (8, 12, 16, 19, 27mm)\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\"\u003eHard Carrying Case\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\/Lunt-LS130MT-Solar-Telescope-Manual.pdf?v=1777432309\" 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\/lunt-solar-system-warranty\" rel=\"noopener\" target=\"_blank\"\u003eLunt Solar Systems 5-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lunt Solar Systems","offers":[{"title":"Default Title","offer_id":51230515560733,"sku":"LSS-LS130MT-Flagship","price":13993.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS130MTSolarTelescopeFlagshipKit.jpg?v=1777668728"}],"url":"https:\/\/davidastro.com\/collections\/lunt-mt-modular-h-alpha-solar-telescopes.oembed","provider":"David Astro","version":"1.0","type":"link"}