{"product_id":"baader-planetarium-steeldrive-ii-adapter-set-for-feathertouch-3-5-inch-focusers","title":"Baader Planetarium Steeldrive II Adapter set for FeatherTouch 3.5\" focusers","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eEnables motorization of FeatherTouch 3.5\" focusers\u003c\/li\u003e\n\u003cli\u003eDesigned for the Baader Steeldrive II motor\u003c\/li\u003e\n\u003cli\u003eProvides a secure, no-slip mechanical coupling\u003c\/li\u003e\n\u003cli\u003eFacilitates automated and remote focusing\u003c\/li\u003e\n\u003cli\u003eAll necessary mounting hardware included\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\u003eSteeldrive II Adapter set for FeatherTouch 3.5\" focusers\u003c\/h2\u003e\n      \u003cp\u003eThis Baader Steeldrive II Adapter set provides the specific mechanical components required to integrate the Steeldrive II motor unit with a Starlight Instruments FeatherTouch 3.5\" focuser. It creates a robust, direct-drive connection, translating the motor's precise movements into exact focuser travel for automated imaging sessions.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003ePrecision Connection for the Steeldrive II and FeatherTouch 3.5\" Focuser\u003c\/h3\u003e\n      \u003cp\u003eA premium focuser like the FeatherTouch 3.5\" demands an equally precise motorization solution. This adapter kit is engineered to bridge the gap between these two high-end components, ensuring there is no slippage or backlash between the motor and the focuser pinion. This secure fit is critical for achieving the repeatable, micron-level focus adjustments needed for high-resolution astrophotography, especially when using autofocusing software routines that rely on consistent mechanical response.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the purpose of the Steeldrive II Adapter for FeatherTouch 3.5\"?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThis adapter set physically connects the \u003cstrong\u003eBaader Steeldrive II motor\u003c\/strong\u003e to a \u003cstrong\u003eStarlight Instruments FeatherTouch 3.5\" focuser\u003c\/strong\u003e. It includes the necessary brackets and hardware to ensure a secure, permanent attachment, allowing you to automate your focusing.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs this adapter compatible with any other focusers or motors?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eNo. This kit is specifically designed and machined for the mounting pattern and shaft of the FeatherTouch 3.5\" focuser and the Baader Steeldrive II motor. It is not a universal adapter and will not work with other focuser sizes or motor brands.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhy would I motorize a FeatherTouch 3.5\" focuser for imaging planets like Jupiter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eMotorizing your FeatherTouch 3.5\" focuser with the Steeldrive II allows for extremely fine, hands-off focus adjustments. For planetary imaging, where you need to achieve critical focus on details like Jupiter's Great Red Spot (GRS) through fluctuating atmospheric seeing, a motorized focuser lets you make tiny corrections from your computer without touching and vibrating the telescope.\u003c\/p\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eCan I use the Steeldrive II adapter for remote observatory operation with my SCT?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes, this is an ideal application. When paired with the Steeldrive II motor, this adapter enables full remote control over your FeatherTouch 3.5\" focuser on an SCT or other telescope. This allows you to run autofocus routines, compensate for temperature changes, and achieve perfect focus without being physically present at the telescope.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat else do I need besides this Steeldrive II adapter kit?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThis is only the mechanical adapter. To have a complete, working system, you must already own or purchase separately:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eA Starlight Instruments FeatherTouch 3.5\" Focuser\u003c\/li\u003e\n      \u003cli\u003eThe Baader Steeldrive II Motor and Controller Unit\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eIs installation of the Steeldrive II Adapter reversible?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eYes. The installation uses existing mounting points on the focuser and does not require any permanent modification. You can remove the adapter and motor at any time to return the FeatherTouch 3.5\" focuser to its original manual-only configuration.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\u003e\n      \n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n  \u003cul class=\"DAV-grid\"\u003e\n    \n  \u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/baader-planetarium-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eBaader Planetarium Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"Default Title","offer_id":52913217634589,"sku":"BAA-2957270","price":139.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/BaaderPlanetarium-Steeldrive-II-Adapter-set-for-FeatherTouch-3-5-focusers-1_6faf1dbd-6594-4234-9d09-6116f4dd1144.jpg?v=1789088363","url":"https:\/\/davidastro.com\/en-us\/products\/baader-planetarium-steeldrive-ii-adapter-set-for-feathertouch-3-5-inch-focusers","provider":"David Astro","version":"1.0","type":"link"}