{"product_id":"f6-3-focal-reducer-for-schmidt-cassegrain-telescop","title":"F6.3 Focal Reducer For Schmidt Cassegrain Telescopes With SCT Threads Four Element Fully Multi Coated Optics Beef Up Light Transmission And Shorten Your Focal Length To F6.3 Without Compromising Image Quality","description":"\u003cdiv\u003eF6.3 SCT focal reducer for Schmidt-Cassegrain telescopes\u003cbr\u003e\n✔️ Single unit SCT interface, reduces to f\/6.3 for C5 to C14 SCTs. \u003cp\u003eThe F6.3 focal reducer\/corrector is a compact, metal-bodied adapter designed to attach to Schmidt-Cassegrain telescopes from 5\" to 14\". It shortens the native f\/10 focal ratio to f\/6.3, widening the field of view and cutting exposure times in astrophotography while preserving image quality.\u003c\/p\u003e \u003cp\u003e✅ Works with C5, C6, C8, C9.25, C11, and C14 SCT telescopes.\u003cbr\u003e\n✅ Reduces focal ratio from f\/10 to f\/6.3 for most SCTs; C14 yields ~f\/7.\u003cbr\u003e\n✅ Four-element, fully multi-coated optics boost light transmission.\u003cbr\u003e\n✅ Aluminum alloy housing with precise SCT thread interface.\u003cbr\u003e\n✅ Dimensions 49 x 34 x 55 mm; net 0.1 kg, gross 0.22 kg.\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a focal reducer for Schmidt-Cassegrain telescopes used for in astrophotography?\u003c\/p\u003e\n\u003cp\u003eThis handy accessory speeds up imaging by widening the field of view and shortening exposure times.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eShortens focal ratio from f\/10 to f\/6.3 on 5\"-9.25\" SCTs\u003c\/li\u003e\n\u003cli\u003eIncreases light transmission with four-element fully multi-coated optics\u003c\/li\u003e\n\u003cli\u003eCompact aluminum housing with SCT threading\u003c\/li\u003e\n\u003c\/ul\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48939027890411,"sku":"VXB0CN9CVSBP","price":181.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/51GYL4ezhmL.jpg?v=1782397081","url":"https:\/\/vxb.com\/products\/f6-3-focal-reducer-for-schmidt-cassegrain-telescop","provider":"VXB Bearings","version":"1.0","type":"link"}