{"product_id":"vixen-telescope-focal-reducer-for-f7-7-ed","title":"Telescope Focal Reducer for F7.7 ED","description":"\u003c!--start tab--\u003e\n\u003ch1 id=\"description\"\u003eDescription\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eFor photography of nebula or star clusters\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis reducer is designed to shorten the effective focal length. This allows shorter exposure times and a wider field of view for astrophotographers. Since you can obtain a wide field of view, it becomes easier to capture nebulae and star clusters that have spread.\u003c\/p\u003e\n\u003cp\u003eReduce the focal length (0.67x) and make F-ratio fast. It also has the effect of reducing the aberration near the edge of imaging field.\u003c\/p\u003e\n\u003c!--end tab--\u003e\u003c!--start tab--\u003e\n\u003ch1 id=\"specs\"\u003eSpecs\u003c\/h1\u003e\n\u003ctable\u003e\n\u003ccolgroup\u003e \u003ccol\u003e \u003c\/colgroup\u003e\n\u003cthead\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsable on\u003c\/td\u003e\n\u003ctd\u003eED81S, ED81S II, ED103S, ED115S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLens coating\u003c\/td\u003e\n\u003ctd\u003eFully multicoated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrime focus photography\u003c\/td\u003e\n\u003ctd\u003eWide photo adapter 60mm and T-ring are needed separately\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eF-ratio\u003c\/td\u003e\n\u003ctd\u003eED81S \/ 625mm（F7.7）→419mm（F5.2）, ED81S II \/ 625mm（F7.7）→419mm（F5.2）, ED103S \/ 795mm（F7.7）→533mm（F5.2）, ED115S \/ 890mm（F7.7）→596mm（F5.2）\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e174g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!--end tab--\u003e\u003c!--start tab--\u003e\n\u003ch1 id=\"warranty\"\u003eWarranty\u003c\/h1\u003e\n\u003cp\u003eVixen warranties its products to be free from initial defects in materials and workmanship for a specified period based on part type:\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eVixen Electronic Parts: Limited One Year Warranty \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eVixen Mechanical Parts: Limited Two Year Warranty \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0390\/6029\/files\/Vixen_Distributor_Warranty_2021.pdf?v=1638896591\" target=\"_blank\"\u003eClick Here to read more\u003c\/a\u003e\u003c\/p\u003e\n\u003c!--end tab--\u003e\n\u003cp style=\"font-size: 16px;\"\u003eCA Residents: \u003ca href=\"https:\/\/explorescientific.com\/pages\/prop65\" target=\"_blank\"\u003eProp 65 WARNING(S)\u003c\/a\u003e\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":45643730682097,"sku":"ES3666","price":217.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0570\/5711\/6312\/files\/3666_06-C001.jpg?v=1736424593","url":"https:\/\/villohome.com\/products\/vixen-telescope-focal-reducer-for-f7-7-ed","provider":"Villohome","version":"1.0","type":"link"}