{"title":"Lunt Solar Accessories","description":"\u003cp\u003eLunt solar accessories are the parts that complete or upgrade a Lunt solar telescope. The collection includes backing plate and focuser assemblies for the LS100MT and LS152T, a T2 to 2\" eyepiece tube adapter, a 1.25\" adapter for blocking filters, an adapter for the Sol-Searcher, the SunLock solar alignment finder and the PC-USB pressure tuner controller.\u003c\/p\u003e\u003cp\u003eISO and CE certified solar eclipse glasses are also included for safe naked-eye viewing of eclipses.\u003c\/p\u003e","products":[{"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-backing-plate-focuser-ls152t","title":"Lunt Backing Plate \u0026 Focuser - LS152T","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eConverts the Lunt LS152THa solar telescope for nighttime astronomical use\u003c\/li\u003e\n\u003cli\u003eReplaces the rear pressure-tuner assembly\u003c\/li\u003e\n\u003cli\u003eFeatures a precision 2\" Crayford focuser\u003c\/li\u003e\n\u003cli\u003eAccepts standard 2\" and 1.25\" diagonals, eyepieces, and imaging accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eLunt Backing Plate \u0026amp; Focuser - LS152T\u003c\/h2\u003e\n      \u003cp\u003eThis Lunt Backing Plate \u0026amp; Focuser assembly converts your dedicated LS152THa solar telescope into a fully capable nighttime instrument, replacing the entire rear solar filtering and tuning assembly with a standard 2\" Crayford focuser to unlock the premium optics for deep-sky and planetary observation.\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\u003eUnlock Your LS152THa: From Solar to Night-Sky Observing\u003c\/h3\u003e\n      \u003cp\u003eYour Lunt LS152THa telescope is built around a superb objective lens, an optic too good to be limited to only viewing the Sun. This conversion kit allows you to leverage your investment after sunset by transforming the instrument into a high-end nighttime refractor. The process involves unthreading the rear H-alpha etalon and pressure tuner assembly and installing this custom-machined backing plate and focuser in its place.\u003c\/p\u003e\n      \u003cp\u003eThis simple swap gives you a dual-purpose telescope, capable of rendering high-contrast, detailed views of solar prominences by day and resolving faint details in galaxies like the Whirlpool Galaxy (M51) or splitting close double stars by night.\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\u003eA Standard 2\" Crayford Focuser for Universal Accessory Compatibility\u003c\/h3\u003e\n      \u003cp\u003eAt the heart of this conversion is a robust 2\" Crayford focuser, the standard for serious astronomical observation. This zero-image-shift focuser provides the smooth, precise control needed for achieving critical focus at high magnifications on targets like Jupiter's cloud bands or the Cassini Division in Saturn's rings. The 2\" barrel accepts your entire collection of standard nighttime accessories, including 2\" diagonals, wide-field eyepieces, Barlow lenses, and imaging cameras, without the need for proprietary 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\"\u003eHow does this Lunt back plate convert my LS152THa for nighttime use?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe kit replaces the entire rear solar assembly of your LS152THa—including the H-alpha etalon, blocking filter, and pressure tuner. You simply unthread the existing solar components and thread this backing plate and \u003cstrong\u003e2\" Crayford focuser\u003c\/strong\u003e in its place. This creates a direct, unobstructed light path from the objective lens to a standard astronomical eyepiece or camera.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the LS152THa conversion process difficult or permanent?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo, the conversion is fully reversible and designed to be straightforward. It requires no special tools. You can switch between solar and nighttime configurations as needed, allowing you to use your LS152THa as a versatile, dual-purpose instrument. Always store your solar components carefully when not in use.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of nighttime performance can I expect on objects like the Orion Nebula (M42) from my LS152THa with this focuser installed?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eWith this conversion, your LS152THa functions as a high-quality refractor. You can expect sharp, high-contrast views typical of a premium air-spaced doublet. On the Orion Nebula (M42), you will be able to resolve the four main stars of the Trapezium and see extensive nebulosity, especially when paired with a wide-field 2\" eyepiece.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWill I need any other accessories to use my Lunt LS152THa at night after installing this focuser?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. This kit provides the focuser, but you will need standard nighttime accessories to view an image. At a minimum, you will require:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eA 2\" or 1.25\" star diagonal\u003c\/li\u003e\n      \u003cli\u003eAt least one 2\" or 1.25\" eyepiece\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use 2\" eyepieces like a Tele Vue Nagler with the Lunt LS152THa after this conversion?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eAbsolutely. The \u003cstrong\u003e2\" focuser\u003c\/strong\u003e is designed to be compatible with all standard 2\" accessories, including heavy eyepieces like the Tele Vue Nagler and Ethos series. The Crayford design ensures smooth focusing action without slippage, even with a full imaging train attached.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eDoes this Lunt back plate work with any other Lunt solar telescopes?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo, this backing plate and focuser assembly is specifically designed and threaded for the Lunt \u003cstrong\u003eLS152THa\u003c\/strong\u003e model only. It is not compatible with other Lunt telescopes like the LS50THa, LS60THa, or LS100THa.\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\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eLS152T\/BP\u0026amp;F\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/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":44967533379869,"sku":"LSS-LS152T\/BP\u0026F","price":517.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-Backing-Plate-Focuser__31510.1598288797.1280.1280.jpg?v=1684343563"},{"product_id":"lunt-1-25-adapter-for-blocking-filters","title":"Lunt 1.25\" Adapter for Blocking Filters","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAdapts 2\" focusers and diagonals to use 1.25\" accessories\u003c\/li\u003e\n\u003cli\u003eSpecifically designed for Lunt Solar Systems 2\" Blocking Filters\u003c\/li\u003e\n\u003cli\u003eFeatures a non-marring brass compression ring for secure grip\u003c\/li\u003e\n\u003cli\u003ePrevents scratches and scoring on eyepiece barrels\u003c\/li\u003e\n\u003cli\u003eFunctions as a high-quality general-purpose adapter\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 1.25\" Adapter for Blocking Filters\u003c\/h2\u003e\n\u003cp\u003eThe Lunt 1.25\" Adapter for Blocking Filters seamlessly steps down a 2\" diagonal or focuser to accept 1.25\" accessories. This adapter is the essential component for using standard 1.25\" eyepieces with Lunt's 2\" blocking filters, and its non-marring brass compression ring ensures a secure, centered grip without damaging your equipment.\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\u003eAdapt 2\" Lunt Blocking Filters for 1.25\" Eyepieces\u003c\/h3\u003e\n\u003cp\u003eThis adapter is the specific component required to use standard 1.25\" eyepieces or imaging cameras with any Lunt Solar Systems 2\" blocking filter. It provides the correct mechanical interface, allowing you to leverage your existing 1.25\" accessory collection for dedicated solar observation without needing to purchase a separate set of 2\" eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eUniversal 2\" to 1.25\" Adapter with Brass Compression Ring\u003c\/h3\u003e\n\u003cp\u003eBeyond its primary role in a Lunt solar setup, this is a high-quality general-purpose adapter for any telescope with a 2\" focuser. The internal brass compression ring creates a more secure and centered connection than simple thumbscrew adapters, gripping the eyepiece barrel uniformly without leaving marks. This protects your investment in quality eyepieces and ensures consistent optical alignment, night or day.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the Lunt 1.25\" Adapter for Blocking Filters used for?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eIts primary function is to allow the use of \u003cstrong\u003e1.25\" eyepieces and accessories\u003c\/strong\u003e with a Lunt Solar Systems \u003cstrong\u003e2\" blocking filter\u003c\/strong\u003e. It also serves as a high-quality, general-purpose adapter to use any 1.25\" accessory in any 2\" focuser or diagonal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is the Lunt 1.25\" Adapter's brass compression ring important?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eA brass compression ring provides a \u003cstrong\u003euniform, 360-degree grip\u003c\/strong\u003e on the eyepiece barrel. Unlike a simple thumbscrew that applies pressure at a single point, this design prevents scratching or marring your accessories and ensures they are perfectly centered in the optical path.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI have a Lunt LS100THa with a 2\" blocking filter. Can I use my 1.25\" eyepieces with this Lunt adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, absolutely. This adapter is precisely what you need. It inserts into your 2\" blocking filter's eyepiece holder, stepping it down so you can securely use your entire collection of 1.25\" eyepieces for solar viewing with your LS100THa telescope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt 1.25\" Adapter in my 8\" SCT's 2\" diagonal for nighttime observing?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. Although designed with Lunt solar setups in mind, it functions perfectly as a universal 2\" to 1.25\" adapter. You can use it in your 8\" SCT's 2\" diagonal to use 1.25\" eyepieces for viewing the Moon, planets, or deep-sky objects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Lunt 1.25\" Adapter better than a basic adapter with a thumbscrew?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Lunt adapter's \u003cstrong\u003ebrass compression ring\u003c\/strong\u003e is a significant upgrade over basic set-screw designs. It offers superior holding power, better centering of the accessory, and, most importantly, will not damage the polished barrels of your eyepieces over time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Lunt 1.25\" Adapter add significant length to my optical path?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo, this is a low-profile adapter and typically does not introduce enough extra length to cause focusing issues with most telescope and eyepiece combinations. It is designed to be as optically unobtrusive as possible while providing a secure mechanical connection.\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\u003eADP2-1.25\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\"\u003eLunt 1.25\" Adapter for Blocking Filters\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\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":44967535313181,"sku":"LSS-ADP2-1.25","price":27.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-Adapter-Blocking-Filter-ADP2-1-25-1__47266.1598224798.1280.1280.jpg?v=1684343641"},{"product_id":"lunt-adapter-t2-to-2-eyepiece-tube","title":"Lunt Adapter T2 to 2\" Eyepiece Tube","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eEnables the use of 2\" eyepieces on compatible Lunt solar telescopes\u003c\/li\u003e\n\u003cli\u003eThreads directly onto the T2 interface of Lunt blocking filters\u003c\/li\u003e\n\u003cli\u003eInternal brass compression ring prevents scratches on eyepiece barrels\u003c\/li\u003e\n\u003cli\u003eCompatible with Lunt H-alpha telescopes, Ca-K telescopes, and modules\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eLunt Adapter T2 to 2\" Eyepiece Tube\u003c\/h2\u003e\n      \u003cp\u003eThe Lunt Adapter T2 to 2\" Eyepiece Tube directly threads onto the T2 interface of a Lunt blocking filter, unlocking the use of wide-field 2\" eyepieces for expansive views of the Sun.\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\u003eUpgrade Your Lunt System to Use 2\" Eyepieces\u003c\/h3\u003e\n      \u003cp\u003eThis adapter replaces the standard eyepiece holder on your Lunt blocking filter, allowing you to move beyond the limitations of the smaller barrel format. It threads on securely for a rigid connection that can easily support heavier, wide-field 2\" eyepieces and accessories.\u003c\/p\u003e\n      \u003cp\u003eIt is compatible with most Lunt solar hardware, including H-alpha telescopes, Ca-K telescopes, and Ca-K modules. Note that this adapter is not designed for use with the LS35THa telescope.\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\u003eBrass Compression Ring for Secure, Mark-Free Clamping\u003c\/h3\u003e\n      \u003cp\u003eTo protect your investment in 2\" accessories, the adapter features a non-marring brass compression ring. Unlike standard thumbscrews that dig directly into the eyepiece barrel and cause scratches, this internal ring tightens evenly around the barrel.\u003c\/p\u003e\n      \u003cp\u003eThis design provides a secure, centered grip that holds your eyepieces firmly in place without leaving any marks, preserving their condition and resale value.\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\"\u003eHow do I install the Lunt T2 to 2\" Adapter on my blocking filter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eInstallation is straightforward. Simply unthread and remove the original 1.25\" eyepiece holder from your Lunt blocking filter. Then, carefully thread the \u003cstrong\u003eLunt T2 to 2\" Adapter\u003c\/strong\u003e onto the exposed T2 threads until it is snug. No tools are required.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhich Lunt solar telescopes are compatible with this 2\" adapter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThis adapter is compatible with most Lunt solar hardware that uses a blocking filter with a removable eyepiece holder. This includes:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eLunt H-alpha Solar Telescopes (except LS35THa)\u003c\/li\u003e\n      \u003cli\u003eLunt Ca-K Solar Telescopes\u003c\/li\u003e\n      \u003cli\u003eLunt Ca-K Modules\u003c\/li\u003e\n      \u003cli\u003eLunt Blocking Filters (B600, B1200, B1800, B3400)\u003c\/li\u003e\n    \u003c\/ul\u003e\n    \u003cp\u003eIt is specifically \u003cstrong\u003enot compatible\u003c\/strong\u003e with the LS35THa telescope.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWill using the Lunt 2\" adapter with a wide-field eyepiece show me the full solar disk?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eWhether you can see the full solar disk depends on the focal length of your telescope and the eyepiece you choose, not just the adapter. However, using this adapter with a low-power, wide-field 2\" eyepiece significantly increases your chances of framing the entire Sun, especially in shorter focal length Lunt telescopes like the LS50THa or LS60MT.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the benefit of the brass compression ring on the Lunt T2 to 2\" adapter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe \u003cstrong\u003ebrass compression ring\u003c\/strong\u003e provides a firm, even grip on your eyepiece barrel without scratching it. Standard thumbscrews press directly against the barrel, leaving marks and gouges over time. The compression ring design inside the Lunt adapter protects your 2\" eyepieces and accessories from cosmetic damage.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt T2 to 2\" adapter for imaging with a 2\" camera nosepiece?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. The adapter provides a standard 2\" receptacle that is fully compatible with 2\" camera nosepieces. This allows you to securely attach a dedicated astronomy camera for high-resolution solar imaging, taking advantage of the larger format.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eDoes this Lunt adapter require any special tools to install?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo, tools are not required. The adapter is designed to be threaded on and off by hand, making it easy to switch between 1.25\" and 2\" eyepiece configurations at any time.\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\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eLST2-2″\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eLunt Adapter T2 to 2\" Eyepiece Tube\u003c\/p\u003e\n        \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/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":44967541932317,"sku":"LSS-LST2-2\"","price":60.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-LST2-2-Adapter__44683.1598216224.1280.1280.jpg?v=1684343660"},{"product_id":"lunt-pc-usb-pressure-tuner-controller","title":"Lunt PC-USB Pressure Tuner Controller","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAutomates pressure tuning for any Lunt PT solar telescope\u003c\/li\u003e\n\u003cli\u003eConnects and is controlled via a standard USB connection\u003c\/li\u003e\n\u003cli\u003eInternal microprocessor compensates for temperature and altitude changes\u003c\/li\u003e\n\u003cli\u003eRetrofits to any existing Lunt PT system without factory service\u003c\/li\u003e\n\u003cli\u003eInternal battery provides all-day power for field 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 PC-USB Pressure Tuner Controller\u003c\/h2\u003e\n\u003cp\u003eThe Lunt PC-USB Pressure Tuner Controller automates the most critical variable in solar imaging: etalon tuning. This microprocessor-controlled system replaces manual adjustments with repeatable, software-driven precision, allowing you to control your Lunt Pressure-Tuned (PT) telescope from a connected computer. It maintains the center wavelength setpoint regardless of changes in ambient temperature or altitude, providing stable, optimized views of the Sun's chromosphere throughout your observing session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eRemote Operation: Computerized Control for Lunt Pressure Tuners\u003c\/h3\u003e\n\u003cp\u003eThe PC-USB connects to your Lunt solar telescope via a simple airline, giving you full control over the etalon's pressure from your computer. This eliminates the need to physically touch the telescope to make fine adjustments, a critical advantage for high-magnification imaging where even minor vibrations can ruin a capture. The simple two-button interface in the software allows for precise increases or decreases in pressure, with digital feedback confirming the exact setting.\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\u003eAutomated Precision: Set-and-Forget Altitude and Temperature Compensation\u003c\/h3\u003e\n\u003cp\u003eA key challenge in solar observation is etalon drift caused by environmental changes. The PC-USB solves this by creating a sealed, closed-loop system. It automatically compensates for pressure fluctuations caused by temperature shifts and maintains its setpoint even if you travel from sea level to a high-altitude observing site. This stability allows imagers to correlate pressure changes with doppler-shifted solar events, opening the door for more advanced solar study without constant manual retuning.\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\u003ePower \u0026amp; Installation: Field-Ready Power and Simple Retrofit\u003c\/h3\u003e\n\u003cp\u003eDesigned for both backyard and remote field use, the PC-USB runs on its internal rechargeable battery for extended imaging sessions. It can also be powered by an external adapter, which simultaneously charges the unit. Critically, the system can be retrofitted to any existing Lunt PT telescope by the user without requiring a return to the factory. An adapter fits over the standard PT knob, or future systems can be ordered with a quick-disconnect port for a cleaner setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Lunt PC-USB improve on manual pressure tuning?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe Lunt PC-USB provides \u003cstrong\u003erepeatable, remote-controlled precision\u003c\/strong\u003e that is difficult to achieve manually. It eliminates vibrations from hands-on adjustments and automatically compensates for temperature and altitude changes, ensuring your telescope remains perfectly on-band for the duration of an imaging session.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan I install the PC-USB on my older Lunt solar telescope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The PC-USB is designed to be \u003cstrong\u003eretrofitted to any Lunt PT product\u003c\/strong\u003e. It includes an adapter that fits over the existing pressure tuner knob, and the system connects via a simple airline. You do not need to send your telescope to Lunt for installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Lunt PC-USB handle altitude changes when I travel to a mountain observing site?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe PC-USB creates a sealed, closed-loop pressure system. Once you set your desired tuning pressure, the controller will maintain that internal pressure regardless of the external ambient air pressure. This means your center wavelength setpoint \u003cstrong\u003eremains constant at any altitude\u003c\/strong\u003e, eliminating the need to retune when you change locations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat power options does the Lunt PC-USB have for a full day of solar imaging?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe controller is equipped with an internal battery designed to last for a full day of observing. For longer sessions or permanent setups, it can also be powered by an \u003cstrong\u003eexternal DC power adapter\u003c\/strong\u003e, which will run the unit and charge the internal battery at the same time.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCan the Lunt PC-USB help track doppler shifts in solar prominences?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. Because the PC-USB provides precise digital feedback of the internal etalon pressure, advanced users can \u003cstrong\u003ecorrelate specific pressure changes to doppler-shifted events\u003c\/strong\u003e on the Sun. This allows you to precisely quantify the shift off the H-alpha line when observing fast-moving solar features.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need special software to use the Lunt PC-USB?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, the PC-USB is operated via a software interface on a connected computer. The simple interface allows you to increase or decrease pressure and monitor the system's status remotely.\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\u003ePC-USB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGTIN\u003c\/td\u003e\n\u003ctd\u003ePC-USBHOSE25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/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":44967541997853,"sku":"LSS-PCUSB","price":1393.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/products\/Lunt-PC-USB-1__03608.1598215860.1280.1280.jpg?v=1684343664"},{"product_id":"lunt-sunlock-solar-alignment-finder","title":"Lunt SunLock Solar Alignment Finder","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eRed Dot Sun Finder for safe, precise solar alignment\u003c\/li\u003e\n\u003cli\u003eGlass projection plane provides a clear target\u003c\/li\u003e\n\u003cli\u003eInternal 3-point set screw system locks alignment\u003c\/li\u003e\n\u003cli\u003eUniversal mounting slot fits 1\/4-20 and M6 hardware\u003c\/li\u003e\n\u003cli\u003eStandard 1 inch \/ 25.4mm hole spacing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\u003cli\u003eIn the Box\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section-center\"\u003e\n      \u003ch2\u003eLunt SunLock Solar Alignment Finder\u003c\/h2\u003e\n      \u003cp\u003eThe Lunt SunLock Solar Alignment Finder replaces dangerous guesswork with a precise red dot targeting system, allowing you to center the sun in seconds. Its versatile mounting slot accommodates both 1\/4-20 and M6 screws with standard 1 inch (25.4mm) hole spacing for wide compatibility. A robust 3-point internal set screw system ensures that once your alignment is set, it remains locked through transport and use.\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\u003eThe 3-Point System for Safe, Instant Solar Alignment\u003c\/h3\u003e\n      \u003cp\u003eCentering the sun without a dedicated finder involves projecting shadows or, worse, risking a direct glance. The SunLock eliminates this hazard by projecting a bright, safe alignment dot onto a glass reticle plane. Simply move your telescope until the dot is centered on the reticle, and the sun will be perfectly framed in your eyepiece, ready for observing.\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\u003eUniversal Mounting with 25.4mm Spacing and Locked Collimation\u003c\/h3\u003e\n      \u003cp\u003eBuilt from red anodized aluminum, the SunLock is designed to stay aligned trip after trip. The 3-point internal set screw system is adjusted once and then holds its collimation, unlike external knobs that can be bumped during transport. The base features a slot compatible with both 1\/4-20 and M6 screws at a standard 25.4mm hole spacing, enabling direct mounting to Lunt solar telescopes and many third-party systems.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDirect Lunt Compatibility:\u003c\/strong\u003e Mounts directly to Lunt LS40, LS50T, LS60, LS80THa, and LS100THa solar telescopes.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eAdapter for Ring Mounts:\u003c\/strong\u003e For larger models or telescopes using tube rings, the ADPSOL adapter (sold separately) is required for mounting.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e The red anodized aluminum finish is rugged and perfectly matches the aesthetic of Lunt Solar Systems telescopes.\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\"\u003eHow does the Lunt SunLock work?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe Lunt SunLock uses a small aperture to project an image of the sun onto an internal glass reticle. To align your telescope, you simply adjust the scope's position until the projected sun dot is centered on the reticle. This provides a safe, fast, and intuitive way to find the sun without looking through the main optics or risking eye injury.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Lunt SunLock fit my Lunt LS60THa telescope?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes, the Lunt SunLock is designed for direct mounting on Lunt solar telescopes like the LS60THa, as well as the LS40, LS50T, LS80THa, and LS100THa models. It uses the existing mounting points on the telescope's clamshell.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat do I need to mount the Lunt SunLock on a telescope with tube rings?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eFor telescopes that use a ring-style mounting system instead of a clamshell, you will need the \u003cstrong\u003eLunt ADPSOL adapter plate\u003c\/strong\u003e (sold separately). This adapter provides the correct interface to attach the SunLock to the top of a tube ring.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the 3-point internal alignment system on the SunLock improve observing?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe alignment is controlled by internal set screws, not external knobs. This \"set-it-and-forget-it\" design means that once the SunLock is co-aligned with your telescope, it holds that alignment securely. You can pack up and transport your scope without worrying about the finder getting knocked out of collimation, saving you setup time at your next session.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Lunt SunLock with a non-Lunt solar telescope?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes, the SunLock is highly versatile. Its mounting base features a slot that accepts both \u003cstrong\u003e1\/4-20 and M6 screws\u003c\/strong\u003e and is designed for a standard \u003cstrong\u003e1 inch \/ 25.4mm hole spacing\u003c\/strong\u003e. This makes it compatible with Tele Vue slots and many other mounting systems from various manufacturers.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the advantage of the Lunt SunLock over projecting the telescope's shadow?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eProjecting a shadow is an imprecise method that can be difficult to judge, especially with complex telescope shapes. The SunLock provides a distinct, bright dot on a clear reticle, which is faster and far more accurate. This ensures the sun is perfectly centered in your eyepiece every time, letting you spend less time hunting and more time 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      \u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eRed Dot Sun Finder\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eReticle\u003c\/td\u003e\n\u003ctd\u003eGlass projection plane\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eAlignment System\u003c\/td\u003e\n\u003ctd\u003e3-point internal set screw system\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003e1\/4-20 and M6 compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eHole Spacing\u003c\/td\u003e\n\u003ctd\u003e1 inch \/ 25.4mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eRed anodized aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n    \u003cli class=\"DAV-grid-item\"\u003e\n      \u003cdiv\u003e\n        \u003cp class=\"DAV-item-title\"\u003eSunLock Mini 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\"\u003eMounting Screws\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\"\u003eHex Wrench\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  \u003cp style=\"font-size: 0.9rem; margin-top: 1rem; text-align: center;\"\u003eNote: ADPSOL adapter sold separately for ring-style telescope mounts.\u003c\/p\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":52664524275997,"sku":"LSS-003-385","price":69.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/image_f8ea788f-3691-44b3-933e-be7416daacd2.jpg?v=1785528359"}],"url":"https:\/\/davidastro.com\/en-us\/collections\/lunt-solar-accessories.oembed","provider":"David Astro","version":"1.0","type":"link"}