{"product_id":"baader-planetarium-adapter-s58-short-to-m68i-for-all-bds-diamond-steeltrack","title":"Baader Planetarium Adapter S58-short to M68i – for all BDS Diamond Steeltrack®","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAdapts the Baader S58 dovetail thread to M68i\u003c\/li\u003e\n\u003cli\u003eProvides a secure, rigid M68i female (internal) thread connection\u003c\/li\u003e\n\u003cli\u003eDesigned for all Baader Diamond Steeltrack® (BDS) focusers\u003c\/li\u003e\n\u003cli\u003eEnables direct attachment of M68-threaded imaging components\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\u003eAdapter S58-short to M68i – for all BDS Diamond Steeltrack®\u003c\/h2\u003e\n      \u003cp\u003eThe Baader Adapter S58-short to M68i provides the essential conversion from the S58 dovetail found on all Baader Diamond Steeltrack® focusers to the versatile M68i internal thread system. This precision-machined adapter allows you to build a rigid, flex-free imaging train by directly coupling M68-threaded accessories like reducers, correctors, and off-axis guiders to your focuser drawtube.\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\u003eAdapting the S58 Dovetail to the M68i Thread System\u003c\/h3\u003e\n      \u003cp\u003eThis adapter is the key to unlocking the full potential of your Diamond Steeltrack® focuser for serious astrophotography. By replacing the focuser's standard eyepiece clamp with this S58 to M68i adapter, you create a robust, threaded connection point that eliminates the potential for tilt and flexure common with compression-ring setups, especially when using heavy cameras and filter wheels.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDirect Compatibility:\u003c\/strong\u003e Engineered specifically for the S58 dovetail thread on all Baader Diamond Steeltrack® focusers, ensuring a perfect fit.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eM68i Internal Thread:\u003c\/strong\u003e Provides a female M68 x 1mm thread, ready to accept a wide range of Baader and third-party correctors, field flatteners, and extension tubes.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eImaging-Grade Security:\u003c\/strong\u003e A threaded connection is non-negotiable for long-exposure imaging, preventing equipment sag and maintaining perfect optical alignment through the entire session.\u003c\/li\u003e\n      \u003c\/ul\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 primary purpose of the Baader S58 to M68i Adapter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eIts primary purpose is to convert the S58 dovetail thread on a Baader Diamond Steeltrack® focuser to the widely used \u003cstrong\u003eM68i (internal) thread\u003c\/strong\u003e. This allows for the secure, threaded attachment of heavy astrophotography accessories like coma correctors, reducers, and camera systems.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhich focusers is this S58 to M68i Adapter compatible with?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThis adapter is designed to be compatible with \u003cstrong\u003eall Baader Diamond Steeltrack® (BDS) focusers\u003c\/strong\u003e, which feature the S58 dovetail thread on their drawtube.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhy should I convert my Steeltrack focuser to the M68 thread system?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThe M68 system provides a large, rigid, and secure connection that is superior to standard 2\" compression rings for astrophotography. It \u003cstrong\u003eprevents flexure and tilt\u003c\/strong\u003e in your imaging train, which is critical for achieving sharp stars across the entire field, especially with heavy cameras or long accessory chains.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eWhat kind of accessories can I attach to my Diamond Steeltrack® focuser using this M68i adapter?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eWith this adapter, you can attach any accessory that has a male M68 thread. This commonly includes:\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003eComa correctors and field flatteners\u003c\/li\u003e\n      \u003cli\u003eFocal reducers\u003c\/li\u003e\n      \u003cli\u003eOff-axis guiders (OAGs)\u003c\/li\u003e\n      \u003cli\u003eCamera rotators and tilters\u003c\/li\u003e\n      \u003cli\u003eM68 extension tubes for achieving precise back focus\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eDoes this Baader adapter provide an internal (M68i) or external (M68a) thread?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eThis adapter provides an \u003cstrong\u003eM68i (internal) female thread\u003c\/strong\u003e. This means it is designed to accept accessories that have a male M68 thread.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion\"\u003e\n    \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does using the Baader S58 to M68i adapter improve astrophotography with a heavy camera setup?\u003c\/h3\u003e\n  \u003c\/div\u003e\n  \u003cdiv class=\"DAV-accordion-A\"\u003e\n    \u003cp\u003eA heavy camera setup, including a filter wheel and guider, can cause sag or tilt when held by a simple compression ring. By creating an all-threaded connection from the focuser drawtube to the camera, the \u003cstrong\u003eS58 to M68i adapter\u003c\/strong\u003e ensures the entire imaging train remains perfectly aligned with the telescope's optical axis, regardless of its orientation. This leads to consistently sharper images and rounder stars.\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\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.06\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Brands\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e73\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType of Adapter\u003c\/td\u003e\n\u003ctd\u003eReducing Adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical length (mm)\u003c\/td\u003e\n\u003ctd\u003e7.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Connection (eyepiece\/-camera-sided)\u003c\/td\u003e\n\u003ctd\u003eM68 x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Connection (lens sided)\u003c\/td\u003e\n\u003ctd\u003eS58\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdaptable to\u003c\/td\u003e\n\u003ctd\u003eBaader Diamond Steeltrack (BDS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdapters Family\u003c\/td\u003e\n\u003ctd\u003eM68 System\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    \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":52913216717085,"sku":"BAA-2957207","price":86.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/BaaderPlanetarium-Adapter-S58-short-to-M68i-for-all-BDS-Diamond-Steeltrack-1_f9fe7626-d0d0-4fcc-8418-722e7bbd365c.jpg?v=1789088322","url":"https:\/\/davidastro.com\/fr-us\/products\/baader-planetarium-adapter-s58-short-to-m68i-for-all-bds-diamond-steeltrack","provider":"David Astro","version":"1.0","type":"link"}