{"product_id":"dcs-m54x075-male-m68x1-female-adapter-17-5mm","title":"DCS M54 × 0.75 Male to M68 × 1 Female Adapter – 17.5 mm","description":"\u003cdiv class=\"dcs-m54-m68-adapter\" style=\"color:#173442;font-size:16px;line-height:1.7;max-width:100%;box-sizing:border-box;\"\u003e\n  \u003csection style=\"background:#102d3b;color:#fff;border-radius:16px;padding:30px;margin:0 0 24px;box-sizing:border-box;\"\u003e\n    \u003cp style=\"margin:0 0 12px;color:#78d9dc;font-size:12px;font-weight:700;letter-spacing:1.8px;\"\u003eDARK CLEAR SKIES · IMAGING ADAPTERS\u003c\/p\u003e\n    \u003ch2 style=\"margin:0 0 16px;color:#fff;font-size:30px;line-height:1.2;\"\u003eConnect M54 and M68 components\u003c\/h2\u003e\n    \u003cp style=\"margin:0;color:#e7f1f4;\"\u003eThe \u003cstrong style=\"color:#fff;\"\u003eDCS M54 Male to M68 Female Adapter\u003c\/strong\u003e combines an \u003cstrong style=\"color:#fff;\"\u003eM54 × 0.75 mm external thread\u003c\/strong\u003e with an \u003cstrong style=\"color:#fff;\"\u003eM68 × 1 mm internal thread\u003c\/strong\u003e. Its specified \u003cstrong style=\"color:#fff;\"\u003e17.5 mm back-focus length\u003c\/strong\u003e lets you account for this connection when planning the spacing in your astrophotography setup.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003cdiv style=\"display:flex;flex-wrap:wrap;gap:12px;margin:0 0 28px;\"\u003e\n    \u003cdiv style=\"flex:1 1 175px;background:#eff6f7;border:1px solid #dce8eb;border-radius:10px;padding:18px;box-sizing:border-box;\"\u003e\n      \u003cstrong style=\"display:block;color:#102d3b;font-size:21px;line-height:1.3;\"\u003eM54 × 0.75\u003c\/strong\u003e\n      \u003cspan\u003eMale · external thread\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1 1 175px;background:#eff6f7;border:1px solid #dce8eb;border-radius:10px;padding:18px;box-sizing:border-box;\"\u003e\n      \u003cstrong style=\"display:block;color:#102d3b;font-size:21px;line-height:1.3;\"\u003eM68 × 1\u003c\/strong\u003e\n      \u003cspan\u003eFemale · internal thread\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003cdiv style=\"flex:1 1 175px;background:#eff6f7;border:1px solid #dce8eb;border-radius:10px;padding:18px;box-sizing:border-box;\"\u003e\n      \u003cstrong style=\"display:block;color:#102d3b;font-size:21px;line-height:1.3;\"\u003e17.5 mm\u003c\/strong\u003e\n      \u003cspan\u003eSpecified back-focus length\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003csection style=\"margin:0 0 28px;\"\u003e\n    \u003ch2 style=\"margin:0 0 12px;color:#102d3b;font-size:24px;line-height:1.3;\"\u003eMatch both sides of your connection\u003c\/h2\u003e\n    \u003cp style=\"margin:0 0 16px;\"\u003eChoose this adapter when the two components you need to join have the matching threads below. Check the diameter, pitch and gender on each component, as all three must agree.\u003c\/p\u003e\n    \u003ctable style=\"width:100%;border-collapse:collapse;font-size:15px;line-height:1.5;\"\u003e\n      \u003cthead\u003e\u003ctr style=\"background:#102d3b;color:#fff;\"\u003e\n        \u003cth scope=\"col\" style=\"text-align:left;padding:13px;color:#fff;\"\u003eOn this adapter\u003c\/th\u003e\n        \u003cth scope=\"col\" style=\"text-align:left;padding:13px;color:#fff;\"\u003eMatching component required\u003c\/th\u003e\n      \u003c\/tr\u003e\u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr style=\"background:#eff6f7;\"\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:13px;border-bottom:1px solid #dce8eb;\"\u003eM54 × 0.75 male\u003c\/th\u003e\n\u003ctd style=\"padding:13px;border-bottom:1px solid #dce8eb;\"\u003eM54 × 0.75 female\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:13px;border-bottom:1px solid #dce8eb;\"\u003eM68 × 1 female\u003c\/th\u003e\n\u003ctd style=\"padding:13px;border-bottom:1px solid #dce8eb;\"\u003eM68 × 1 male\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n    \u003cp style=\"margin:16px 0 0;\"\u003eUse the stated interfaces to check suitability for your camera-side or telescope-side accessories. Compatibility depends on the actual connections, available clearance and thread engagement in your setup.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0 0 28px;\"\u003e\n    \u003ch2 style=\"margin:0 0 12px;color:#102d3b;font-size:24px;line-height:1.3;\"\u003eAllow 17.5 mm in your spacing budget\u003c\/h2\u003e\n    \u003cdiv style=\"border-left:4px solid #087f8b;background:#f2f7f8;padding:18px 20px;border-radius:0 10px 10px 0;\"\u003e\n      \u003cp style=\"margin:0;\"\u003eInclude the adapter's \u003cstrong\u003e17.5 mm back-focus contribution\u003c\/strong\u003e when calculating the distance to your camera sensor. Account for the rest of the imaging train, including any filter wheel, off-axis guider, spacers and the camera's own sensor distance.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cp style=\"margin:16px 0 0;\"\u003eCheck the required spacing and reference surface specified for your reducer, flattener or telescope. The 17.5 mm figure describes this adapter's contribution; the complete system's required spacing must be established separately.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0 0 28px;\"\u003e\n    \u003ch2 style=\"margin:0 0 14px;color:#102d3b;font-size:24px;line-height:1.3;\"\u003eSpecifications\u003c\/h2\u003e\n    \u003ctable style=\"width:100%;border-collapse:collapse;font-size:15px;line-height:1.5;\"\u003e\n      \u003ctbody\u003e\n        \u003ctr style=\"background:#eff6f7;\"\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:12px;border-bottom:1px solid #dce8eb;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"padding:12px;border-bottom:1px solid #dce8eb;\"\u003eDark Clear Skies\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:12px;border-bottom:1px solid #dce8eb;\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:12px;border-bottom:1px solid #dce8eb;\"\u003eThreaded imaging adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background:#eff6f7;\"\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:12px;border-bottom:1px solid #dce8eb;\"\u003eExternal thread\u003c\/th\u003e\n\u003ctd style=\"padding:12px;border-bottom:1px solid #dce8eb;\"\u003eM54 × 0.75 mm · male\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:12px;border-bottom:1px solid #dce8eb;\"\u003eInternal thread\u003c\/th\u003e\n\u003ctd style=\"padding:12px;border-bottom:1px solid #dce8eb;\"\u003eM68 × 1 mm · female\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background:#eff6f7;\"\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:12px;border-bottom:1px solid #dce8eb;\"\u003eSpecified back-focus length\u003c\/th\u003e\n\u003ctd style=\"padding:12px;border-bottom:1px solid #dce8eb;\"\u003e17.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;padding:12px;border-bottom:1px solid #dce8eb;\"\u003eDCS SKU\u003c\/th\u003e\n\u003ctd style=\"padding:12px;border-bottom:1px solid #dce8eb;\"\u003eDCS-M54M-M68F-175\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/section\u003e\n\n  \u003csection style=\"margin:0 0 28px;\"\u003e\n    \u003ch2 style=\"margin:0 0 12px;color:#102d3b;font-size:24px;line-height:1.3;\"\u003eFitting the adapter\u003c\/h2\u003e\n    \u003cp style=\"margin:0;\"\u003eConfirm the mating threads before assembly. Keep the parts square, start the connection gently by hand and stop if you feel resistance. Check that both components seat correctly and that the assembled spacing suits your optical system.\u003c\/p\u003e\n  \u003c\/section\u003e\n\n  \u003cdiv style=\"background:#eff6f7;border-radius:12px;padding:20px;box-sizing:border-box;\"\u003e\n    \u003cp style=\"margin:0 0 10px;font-weight:700;color:#102d3b;\"\u003eComplete your imaging connection\u003c\/p\u003e\n    \u003cp style=\"margin:0;\"\u003e\u003ca href=\"\/collections\/adapters-extension-tubes\" style=\"color:#066978;text-decoration:underline;font-weight:600;\"\u003eBrowse adapters and extension tubes\u003c\/a\u003e for other thread combinations and spacing options.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Dark Clear Skies","offers":[{"title":"Default Title","offer_id":55730129043832,"sku":"DCS-M54M-M68F-175","price":24.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/dcs-m54-m68-adapter-studio-front.png?v=1794146680","url":"https:\/\/www.darkclearskies.co.uk\/products\/dcs-m54x075-male-m68x1-female-adapter-17-5mm","provider":"Dark Clear Skies ","version":"1.0","type":"link"}