{"product_id":"willian-optics-flat68iii-1x-flattener-for-flt91-flt120-flt132-flt156","title":"William Optics FLAT68III 1x FLATTENER FOR FLT91, FLT120, FLT132, FLT156","description":"\u003cp\u003eThe William Optics Flat68III is an apochromatic triplet 1x field flattener with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSTM-coated Ohara lenses\u003c\/strong\u003e. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e44.4mm image circle\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e(43.4mm with the Z126) makes it a perfect match for \u003cstrong\u003efull-frame sensors\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe Flat68III features\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eadjustable spacing\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor use with a range of cameras and imaging systems. The\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eFlat68III \u003c\/span\u003eincludes an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eM48 filter thread\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhich will hold any standard 2\" mounted filter.\u003c\/p\u003e\n\u003cp\u003eCompatible with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWilliam Optics FLT91 (with adapter), FLT120, FLT132\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eFLT156\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGT102\u003c\/strong\u003e, \u003cstrong\u003eGT153\u003c\/strong\u003e, \u0026amp;\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eZ126\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003etelescopes which have an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eM92 x 1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ethread. On the camera side there is an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eM48 x 0.75\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emale thread, which will accept any wide T-ring.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote: As this is an adjustable flattener, you must adjust the distance for your specific telescope. See the Instructions tab above.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eReduction factor\u003c\/th\u003e\n\u003ctd\u003e1.0 x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eTelescope connection\u003c\/th\u003e\n\u003ctd\u003eM92 x 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eCamera connection\u003c\/th\u003e\n\u003ctd\u003eM48 x 0.75\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eImage circle\u003c\/th\u003e\n\u003ctd\u003e44.4 mm \u003cspan\u003e(43.4mm with the Z126)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eBackfocus distance\u003c\/th\u003e\n\u003ctd\u003e\u003cspan\u003e55mm from M48 thread (after adjustment - see Instructions tab)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eSKU\u003c\/th\u003e\n\u003ctd\u003eWO-P-FLAT68III\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003eInstructions\u003c\/h5\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDistance adjustment needed for correct backfocus\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable class=\"specificationTable\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFLT91\u003c\/th\u003e\n\u003ctd\u003e5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFLT120\u003c\/th\u003e\n\u003ctd\u003e10.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFLT132\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e7.7 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eFLT156\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eGT102\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e13.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eGT153\u003cbr\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left;\"\u003eZ126\u003c\/th\u003e\n\u003ctd\u003e3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"William Optics","offers":[{"title":"Default Title","offer_id":56072702918796,"sku":"WO-P-FLAT68III","price":900.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/7306\/0748\/files\/WilliamOpticsFlattener68III.jpg?v=1788503658","url":"https:\/\/astroanarchy.com.au\/products\/willian-optics-flat68iii-1x-flattener-for-flt91-flt120-flt132-flt156","provider":"Astro Anarchy","version":"1.0","type":"link"}