{"product_id":"airy-disk-apo-85mm-f-6-triplet-fcd-100","title":"Airy Disk APO 85mm f\/6 Triplet FCD-100","description":"\u003cp\u003eThe 85mm f\/6 triplet is Airy Disk’s smallest triplet refractor, designed for portable visual observing and astrophotography. It uses Japanese Hoya FCD100 ED glass for vivid color, sharp contrast, and strong correction in a compact form factor.\u003c\/p\u003e\u003cp\u003ePaired with the 0.92x two-lens reducer\/flattener, the 85APO becomes a five-lens imaging scope, making it a strong choice for mobile astrophotography and on-the-go stargazing.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e 85APO\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlass used:\u003c\/strong\u003e HOYA FCD100, CDGM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAperture:\u003c\/strong\u003e 85mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocal ratio:\u003c\/strong\u003e f\/6\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocal length:\u003c\/strong\u003e 510mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e full wideband multi coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResolving Power:\u003c\/strong\u003e 1.36\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLimit magnitude:\u003c\/strong\u003e 11.4mag\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTube material:\u003c\/strong\u003e Aluminum alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDovetail style:\u003c\/strong\u003e Vixen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocuser:\u003c\/strong\u003e 2.5\" dual-speed 1:10 rack-and-pinion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailable reducer\/flattener:\u003c\/strong\u003e 0.92x FF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReduced focal length:\u003c\/strong\u003e 469mm f\/5.5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor coverage:\u003c\/strong\u003e APS-C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEyepiece clamp:\u003c\/strong\u003e 2\" with 1.25\" Adapter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength extended:\u003c\/strong\u003e 465mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength hood in:\u003c\/strong\u003e 410mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOTA weight:\u003c\/strong\u003e 2.81kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocuser thread front:\u003c\/strong\u003e M94x1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocuser thread rear:\u003c\/strong\u003e M63x1\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe Airy Disk APO 85mm f\/6 Triplet FCD-100 is built for astronomers who want a premium apochromatic refractor for visual observing, deep-sky imaging, planetary viewing, and portable astrophotography. With carefully selected ED glass, precision mechanics, and wideband multi-coated optics, this Airy Disk telescope is positioned for sharp contrast, refined color correction, and dependable performance under the night sky.\u003c\/p\u003e","brand":"Airy Disk","offers":[{"title":"Default Title","offer_id":48248622711025,"sku":"85APO","price":999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0791\/8311\/8577\/files\/674eb082952e97697a4434b7_4_2.jpg?v=1780592734","url":"https:\/\/novatelescopes.com\/products\/airy-disk-apo-85mm-f-6-triplet-fcd-100","provider":"NovaTelescopes","version":"1.0","type":"link"}