{"product_id":"baader-planetarium-adapter-m68a-to-m62a","title":"Baader Planetarium Adapter M68a to M62a","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003eAdapts M68 Male (External) Threads to M62 Male (External) Threads\u003c\/li\u003e\n\u003cli\u003eProvides a Secure, Rigid Connection Between Components\u003c\/li\u003e\n\u003cli\u003eCNC-Machined for Precise Threading and Alignment\u003c\/li\u003e\n\u003cli\u003eBlack Anodized Finish to Minimize Internal Reflections\u003c\/li\u003e\n\u003cli\u003eLow-Profile Design to Consume Minimal Back Focus\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 M68a to M62a\u003c\/h2\u003e\n\u003cp\u003eThe Adapter M68a to M62a is a specialized thread reducer designed to bridge the gap between two common standards in astronomical equipment. This component provides a robust, direct connection, stepping down from the larger M68 male thread to an M62 male thread. It enables you to integrate focusers, correctors, and other accessories that would otherwise be incompatible, ensuring a stable and precisely aligned optical 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\u003eSecurely Adapt M68 Male Threads to M62 Male\u003c\/h3\u003e\n\u003cp\u003eThis adapter solves a common connectivity challenge by converting an M68 external thread to an M62 external thread. The 'a' in the product name denotes 'außen' (German for external), confirming that both connection interfaces feature male threads. This makes it the essential component for joining, for example, a focuser ending in a female M68 thread to a field flattener or reducer that requires a female M62 connection.\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\u003eA Rigid, Low-Profile Connection for Imaging\u003c\/h3\u003e\n\u003cp\u003eWhen building an imaging train, every connection point is a potential source of tilt or flexure. This M68a to M62a adapter is precision-machined from aluminum to ensure the threads engage smoothly and lock down securely, maintaining the rigidity of your setup. Its design prioritizes a minimal optical path length, consuming as little precious back focus as possible while ensuring your components remain perfectly collinear.\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 primary function of the Adapter M68a to M62a?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe primary function of this adapter is to convert a larger M68 male thread to a smaller M62 male thread. This allows you to connect components from different systems, such as attaching an accessory with an M62 female thread to a focuser or instrument port that has an M68 female thread.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat do the \"a\" designations in M68a and M62a mean?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe \"a\" stands for the German word \u003cstrong\u003e\"außen,\"\u003c\/strong\u003e which means \"external.\" This indicates that both the M68 and M62 threads on this adapter are male threads, designed to screw into components with female (internal) threads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Adapter M68a to M62a add significant length to my imaging train?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThis adapter is designed to be as low-profile as possible to minimize the amount of back focus it consumes. However, it does have a physical thickness. For critical back focus calculations, you should measure the adapter's exact optical length with calipers, as this specification is not provided by the manufacturer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eCould stepping down from M68 to M62 with this adapter cause vignetting?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eReducing the diameter of the light path from M68 to M62 can potentially cause vignetting, especially with full-frame or larger camera sensors. The effect depends on your telescope's focal ratio and the distance from the adapter to the sensor. For most APS-C and smaller sensors, it is unlikely to be an issue.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow can I use the Adapter M68a to M62a with my Baader Steeltrack focuser?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eMany Baader Steeltrack focusers terminate in an M68 female thread. If you have a coma corrector, field flattener, or off-axis guider that requires an M62 female thread for connection, this adapter will screw directly into the focuser drawtube, providing the necessary M62 male thread for your accessory.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eI have an M68 rotator but my new camera setup uses M62 threads. Is the Adapter M68a to M62a the right part?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eYes, this adapter is likely the correct solution. If your rotator presents an M68 female thread and your camera's flattener or OAG requires an M62 female thread, this adapter will bridge that connection securely, allowing you to integrate your new camera into the existing setup.\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\u003eNet weight (kg)\u003c\/td\u003e\n\u003ctd\u003e0.03\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Brands\u003c\/td\u003e\n\u003ctd\u003eBaader Planetarium, Zeiss\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Diameter \/ Clear Aperture (mm)\u003c\/td\u003e\n\u003ctd\u003e45\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Diameter\u003c\/td\u003e\n\u003ctd\u003e76\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\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Connection (eyepiece\/-camera-sided)\u003c\/td\u003e\n\u003ctd\u003eM62\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Connection (lens sided)\u003c\/td\u003e\n\u003ctd\u003eM68 x 1\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\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Baader Planetarium","offers":[{"title":"Default Title","offer_id":52913175626013,"sku":"BAA-2458228","price":67.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/BaaderPlanetarium-Adapter-M68a-to-M62a-1_d90bc5a7-cd15-4202-aac8-b548d3771c99.jpg?v=1789087220","url":"https:\/\/davidastro.com\/fr-us\/products\/baader-planetarium-adapter-m68a-to-m62a","provider":"David Astro","version":"1.0","type":"link"}