{"product_id":"askar-1x-flattener-for-103-apo-refractor-1xflat","title":"Askar 1X Flattener for 103 APO Refractor - 1XFLAT-103","description":"\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/GIsvOMYZi7w\" height=\"315\" width=\"560\" allowfullscreen=\"\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" frameborder=\"0\"\u003e\u003c\/iframe\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe Askar 1x flattener keeps the native focal ratio of the Askar 103 APO at f\/6.8 while correcting field curvature and coma.  The result is pinpoint stars out to the edges of the field of view, which is wonderful for imaging.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe Askar 1.0x Flattener has a triplet design and supports a 44mm full-frame image circle. The back focus from the M48 thread is a standard 55mm. The front thread of the flattener is M84*1.\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eAt the camera end, the 1X Flattener is equipped with two threads (M54*0.75 and M48*0.75) for easy connection to your camera. 2\" filters can be installed if you wish. \u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003eThe body of the Askar 1X Flattener is CNC machined for longevity and beauty.  Two end caps are included to keep the optics clean and safe when not in use.\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eAskar 1X Flattener Specifications\u003c\/h3\u003e\n\u003ctable width=\"84.20%\" cellspacing=\"0\" align=\"center\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e103APO Focal length with Flattener\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e\n\u003cp\u003e700.4mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e103APO Focal ratio with Flattener\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e\n\u003cp\u003ef\/6.8\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eOptical Design\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e\n\u003cp\u003eTriplet design\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eBack Focus\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e\n\u003cp\u003e55mm from the base of M48 male thread\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eWeight\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e\n\u003cp\u003e0.58kg\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eRear-end thread type\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003e\n\u003cp\u003eM54×0.75 \u003cbr\u003eM54×0.75-M48×0.75(M48×0.75 filter thread inside)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Askar","offers":[{"title":"Default Title","offer_id":40239915499633,"sku":"ASK-103APO-FLAT","price":197.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0851\/2766\/files\/Askar_103APO_Flattener.png?v=1776459206","url":"https:\/\/khanscope.com\/en-fr\/products\/askar-1x-flattener-for-103-apo-refractor-1xflat","provider":"Khan Scope Centre","version":"1.0","type":"link"}