{"product_id":"artesky-prolunga-m42-t2-5mm","title":"Artesky M42 (T2) Extension Ring 5mm – T2 Spacer","description":"\u003ch2\u003eArtesky M42 (T2) Extension Ring 5mm – T2 Spacer\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eArtesky M42 T2 Extension Ring 5mm\u003c\/strong\u003e is a threaded spacer with \u003cstrong\u003eM42x0.75 male\/female threading\u003c\/strong\u003e (T2 standard), designed for fine backfocus adjustment in astrophotography optical trains. At just 5mm thick, it allows micro-corrections of focal distance without adding bulk to the optical train.\u003c\/p\u003e\u003cp\u003eCompatible with all T2 threaded accessories: T2 rings for DSLR cameras, filter holders, CCD\/CMOS cameras and focal reducers. Made from high-precision black anodized aluminum.\u003c\/p\u003e","brand":"Artesky","offers":[{"title":"Default Title","offer_id":51260727296331,"sku":"AKM425","price":18.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/prolunga-t2-5mm-artesky.jpg?v=1756461152","url":"https:\/\/adriasky.it\/en\/products\/artesky-m42-t2-extension-ring-5mm","provider":"Adriasky","version":"1.0","type":"link"}