{"product_id":"primalucelab-pl3600366","title":"PrimaLuceLab Adapter ESATTO 3,5\" LP for telescopes with SC thread","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eConnects ESATTO 3.5\" LP focuser to standard SC threads\u003c\/li\u003e\n\u003cli\u003eLow-profile design to preserve back focus\u003c\/li\u003e\n\u003cli\u003eAll-metal construction for a rigid, flex-free connection\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for the PrimaLuceLab ESATTO ecosystem\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\u003eAdapter ESATTO 3,5\" LP for telescopes with SC thread\u003c\/h2\u003e\n\u003cp\u003eThis PrimaLuceLab adapter provides a secure, direct-thread connection between the ESATTO 3.5\" LP robotic focuser and telescopes equipped with a standard Schmidt-Cassegrain (SC) rear cell. It is engineered to maintain a minimal profile, preserving precious back focus for your camera and other accessories in the imaging train.\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\u003eSecure, Low-Profile Connection for ESATTO 3.5\" LP Focuser\u003c\/h3\u003e\n\u003cp\u003eFor serious astrophotography, a rigid, threaded connection is non-negotiable. This adapter replaces standard visual backs or compression fittings with a solid metal thread, creating a flex-free interface between your telescope and the high-payload ESATTO 3.5\" LP focuser. Its low-profile design consumes minimal back focus, which is critical when assembling complex imaging trains with filter wheels, off-axis guiders, and rotators.\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\u003eStandard SC vs. Large-Format SC Adapters: A Compatibility Guide\u003c\/h3\u003e\n\u003cp\u003eChoosing the correct adapter is essential for proper fit. This model is designed for the standard 2-inch Schmidt-Cassegrain thread common on many Celestron (8\", 9.25\" non-EdgeHD) and Meade SCTs. It is not compatible with the larger rear cell threads found on bigger telescopes.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThis Adapter (Standard SC):\u003c\/strong\u003e Fits the common SC thread found on a wide range of SCTs, typically 8\" and 9.25\" models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge-Format Adapter (Sold Separately):\u003c\/strong\u003e Required for larger Celestron SCT (11\" and 14\") and EdgeHD (9.25\", 11\", 14\") models, which feature a larger-diameter rear cell thread.\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\"\u003eWhich telescopes is the PrimaLuceLab ESATTO 3.5\" LP SC adapter compatible with?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis adapter is designed for telescopes that use the standard 2-inch Schmidt-Cassegrain (SC) thread on their rear cell. This includes a wide variety of SCTs, but not those with larger, non-standard threads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI have a Celestron 8\" SCT. Is this the correct adapter for the ESATTO 3.5\" LP focuser?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes. The Celestron 8\" SCT uses the standard SC thread, making this the correct adapter to securely mount your ESATTO 3.5\" LP robotic focuser.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow much back focus does this ESATTO 3.5\" LP SC adapter use?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis is a \u003cstrong\u003elow-profile adapter\u003c\/strong\u003e designed to add minimal optical thickness to your imaging train. This helps conserve the maximum possible back focus for your camera and other accessories like filter wheels or off-axis guiders.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill this adapter work with my Celestron EdgeHD 1100?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. The Celestron EdgeHD 1100 features a large-format rear cell thread. You will need the specific PrimaLuceLab adapter designed for the larger thread used on the 11\" and 14\" SCT and larger EdgeHD models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the difference between this adapter and the one for larger SCTs?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe only difference is the telescope-side thread. This adapter fits the smaller, standard SC thread, while the other adapter (sold separately) is machined to fit the large-format thread found exclusively on larger Celestron SCT and EdgeHD telescopes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDo I need any special software to use the ESATTO focuser once it's connected with this adapter?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe adapter itself requires no software. The ESATTO focuser it connects to is controlled by PrimaLuceLab's unified \u003cstrong\u003ePLAY software\u003c\/strong\u003e or through standard ASCOM drivers, which are available for download from the manufacturer's website.\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\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/primalucelab-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003ePrimaLuceLab 1-Year Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"PrimaLuceLab","offers":[{"title":"Default Title","offer_id":52913380524317,"sku":"PLL-PL3600366","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/PrimaLuceLab-Adapter-ESATTO-3-5-LP-for-telescopes-with-SC-thread-1_f6c200c4-d8e1-4e82-8ad0-d70ac75bcbba.jpg?v=1789090127","url":"https:\/\/davidastro.com\/en-us\/products\/primalucelab-pl3600366","provider":"David Astro","version":"1.0","type":"link"}