{"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): ≤0.45Å\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 ≤0.45Å, 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 ≤0.45Å 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;0.45 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":4695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/LuntLS100MTSolarTelescopeEnhancedKit.jpg?v=1777668581","url":"https:\/\/davidastro.com\/en-int\/products\/lunt-ls100mt-h-alpha-solar-telescope-enhanced-kit","provider":"David Astro","version":"1.0","type":"link"}