{"product_id":"idas-m54-filter-holder-for-rasa-8-m54-ol7-5","title":"IDAS M54 Filter Holder for RASA 8 (M54 OL7.5)","description":"\u003ch1\u003eIDAS M54 Filter Holder for RASA 8\u003c\/h1\u003e\n\u003cp\u003eThe IDAS M54 OL7.5 frame holds the IDAS filters series, and is an frame adapter with an optical path length of 7.5mm.\u003c\/p\u003e\n\u003cp\u003eIt is designed to be used directly between a Celestron RASA 8 and a standard M54 camera with a 17.5mm flange back (FB). It can also be used in combination with other standard M54 adapters.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOptimized 7.5mm Optical Path Length\u003cbr\u003eDesigned to fit perfectly between a RASA 8 and a 17.5mm FB camera.\u003c\/li\u003e\n\u003cli\u003eGenerous Clear Aperture (CA) 47mm\u003c\/li\u003e\n\u003cli\u003eThe large aperture design allows it to be used with ZWO dual-sensor cameras and full-frame sensor cameras without worrying about vignetting (peripheral light fall-off).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/image1.jpg?v=1786031818\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch2\u003eUsage \u0026amp; Connection Examples\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e[Usage with RASA 8 ]\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003eUse an \"M42 to M54 Adapter Ring\" on the RASA 8 telescope side to connect an M54 standard camera with a 17.5mm flange back.\u003c\/p\u003e\n\u003cp\u003e(M42-to-M54 adapter ring is bundled to M54 OL7.5 \"ADP\", but no bundled to M54 OL7.5 (wihtout \"ADP\" suffix).\u003c\/p\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/m54-ol7r5-imageA.png?v=1786031881\" alt=\"\"\u003e\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFilter frame adapter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Filter Series\u003c\/td\u003e\n\u003ctd\u003eIDAS filter series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eM54 OL7.5 Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Interface\u003c\/td\u003e\n\u003ctd\u003eM54\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOptical Path Length\u003c\/td\u003e\n\u003ctd\u003e7.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear Aperture (CA)\u003c\/td\u003e\n\u003ctd\u003e47 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Compatibility\u003c\/td\u003e\n\u003ctd\u003eCelestron RASA 8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Compatibility\u003c\/td\u003e\n\u003ctd\u003eStandard M54 cameras\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCamera Flange Back Compatibility\u003c\/td\u003e\n\u003ctd\u003e17.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Position\u003c\/td\u003e\n\u003ctd\u003eBetween the RASA 8 and a standard M54 camera with a 17.5 mm flange back\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdditional Compatibility\u003c\/td\u003e\n\u003ctd\u003eCompatible with other standard M54 adapters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Recommended Sensor Size\u003c\/td\u003e\n\u003ctd\u003eFull-frame (including dual-sensor cameras)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVignetting Performance\u003c\/td\u003e\n\u003ctd\u003eLarge 47 mm aperture minimizes adapter-induced vignetting for full-frame and dual-sensor cameras (does not account for inherent RASA 8 vignetting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRASA 8 Connection Requirement\u003c\/td\u003e\n\u003ctd\u003eRequires an M42-to-M54 adapter ring between the RASA 8 and the M54 frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Adapter (ADP Version)\u003c\/td\u003e\n\u003ctd\u003eM42-to-M54 adapter ring included with \u003cstrong\u003eM54 OL7.5 ADP\u003c\/strong\u003e version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Adapter (Standard Version)\u003c\/td\u003e\n\u003ctd\u003eM42-to-M54 adapter ring \u003cstrong\u003enot included\u003c\/strong\u003e with the standard \u003cstrong\u003eM54 OL7.5\u003c\/strong\u003e version\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIDAS M54 Filter Holder \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOr : \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIDAS M54 Filter Holder \u003c\/li\u003e\n\u003cli\u003eM54M to M42F Adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"IDAS","offers":[{"title":"Filter Holder Only","offer_id":51840138576101,"sku":"IDA-M54 OL7.5","price":155.0,"currency_code":"CAD","in_stock":true},{"title":"Filter Holder + M42-M54 Adapter","offer_id":51840138608869,"sku":"IDA-M54 OL7.6","price":210.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/ODW_M54_OL7.5_v1.png?v=1786031959","url":"https:\/\/astronomyplus.com\/products\/idas-m54-filter-holder-for-rasa-8-m54-ol7-5","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}