{"product_id":"william-optics-flattener-flat68iii-p-flat68iii","title":"William Optics Flattener FLAT68III (P-FLAT68III)","description":"\u003ch2\u003eWilliam Optics Flattener FLAT68III\u003c\/h2\u003e\n\u003cp\u003eThe William Optics Flattener 68III was made for 6 -7.5 F ratio refractors. This high-quality flattener has been engineered and CNC machined for usage with our FLT 132, 102GTS and other APO refractors. This accessory is a must-have for refractor astrophotography.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLens\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Designed to cover full size DSLR cameras with clear lens aperture of 50 mm\u003c\/p\u003e\n\u003cp\u003e• STM coated with an excellent doublet air spaced design.\u003c\/p\u003e\n\u003cp\u003e• Produced entirely with the best Ohara optical glasses.\u003c\/p\u003e\n\u003cp\u003e• Flattener Power: 1x (no reduction).\u003c\/p\u003e\n\u003cp\u003e• 45mm for full illuminated imaging circle.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAmazing\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• It will flatten the field amazingly well and finally make you see those stars round!\u003c\/p\u003e\n\u003cp\u003e• This unique flattener works with WO or other 6-7.5 F ratio refractors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSuperb Finish\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Superb William Optics anodized finish.\u003c\/p\u003e\n\u003cp\u003e• All internal surfaces threaded and blackened for no reflections.\u003c\/p\u003e\n\u003cp\u003e• Protecting covers are included on both sides.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEasy to Use\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e• Will accept any standard T-ring for your camera (thread size M48x0.75).\u003c\/p\u003e\n\u003cp\u003e• Suitable for FLT 132, 102GTS (with 3” focuser) and many others refractors with focuser M92x1.0 thread.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdjust Distance\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e102GTS\u003c\/td\u003e\n\u003ctd\u003e13.6mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZ126\u003c\/td\u003e\n\u003ctd\u003e3.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFLT132\u003c\/td\u003e\n\u003ctd\u003e7.7mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGT153\u003c\/td\u003e\n\u003ctd\u003e2.8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e  \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"box-sizing: border-box; border-color: #ececec; border-spacing: 0px; margin-bottom: 1em; width: 1050px; color: #777777; font-family: 'Roboto Condensed', sans-serif; font-size: medium; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003ctbody style=\"box-sizing: border-box;\"\u003e\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e\u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eTelescope Side Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003eM92x1 Thread- Male\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e\u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eCamera Side Connection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003eM48x0.75 Thread- Male\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e\u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eBack Focus\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003eGT102: 68mm\n\u003cp style=\"box-sizing: border-box; margin: 0.5em 0px; overflow-wrap: break-word;\"\u003eZ126: 61m\u003c\/p\u003e\n\u003cp style=\"box-sizing: border-box; margin: 0.5em 0px; overflow-wrap: break-word;\"\u003eFLT132: 62.5mm\u003c\/p\u003e\n\u003cp style=\"box-sizing: border-box; margin: 0.5em 0px; overflow-wrap: break-word;\"\u003eGT153: 57.6mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"box-sizing: border-box;\"\u003e\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0.5em 0.5em 0px; text-align: left; color: #666666;\"\u003e\u003cstrong style=\"box-sizing: border-box; font-weight: bolder;\"\u003eImage Circle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"box-sizing: border-box; border-bottom: 1px solid #ececec; font-size: 0.9em; line-height: 1.3; padding: 0.5em 0px 0.5em 0.5em; text-align: left; color: #666666;\"\u003e45mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eIn the Box\u003c\/h3\u003e\n\u003cul data-mce-fragment=\"1\"\u003e\n\u003cli data-mce-fragment=\"1\"\u003eWilliam Optics Flattener FLAT68III \u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eWarranty \u0026amp; Manuals\u003c\/h3\u003e\n\u003cp\u003eWilliam Optics 2-Year Warranty\u003c\/p\u003e","brand":"William Optics","offers":[{"title":"Default Title","offer_id":43125779431653,"sku":"WO-P-FLAT68III","price":1087.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/william-optics-flattener-flat68iii-p-flat68iii-astronomy-plus-1.webp?v=1690485754","url":"https:\/\/istronomyplus.com\/products\/william-optics-flattener-flat68iii-p-flat68iii","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}