{"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":9995.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS130MTSolarTelescopeFlagshipKit.jpg?v=1777668728","url":"https:\/\/davidastro.com\/fr-us\/products\/lunt-ls130mt-h-alpha-solar-telescope-flagship-kit","provider":"David Astro","version":"1.0","type":"link"}