{"product_id":"airy-disk-apo-204mm-f-7-triplet-ed-fk61-apochromatic-refractor-apo-case-ap204","title":"Airy Disk APO 204mm f\/7 Triplet ED FK61 Apochromatic Refractor APO + Case (AP204)","description":"\u003ch2\u003eAiry Disk APO 204mm f\/7 Triplet ED FK61 Apochromatic Refractor APO + Case\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e8\" triplet APO Glass H-FK61 CDGM Diameter: 204mm Focal ratio: f \/ 7 Focal length: 1428mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOur 8\" triplet APO is a great telescope for observatories. It provides high-contrast imaging and guarantees genuine observing pleasure.\u003c\/p\u003e\n\u003cp\u003eWith a relatively fast focal ratio of F7, its 50\" long(dew shield retracted), suitable for smaller observatories.\u003c\/p\u003e\n\u003cp\u003eMulti-coated triplet lens with H-FK61 ED element\u003c\/p\u003e\n\u003cp\u003e4\" focuser connects to scopeside to a M134x1\u003c\/p\u003e\n\u003cp\u003eM63x1 to 2\" adapter included\u003c\/p\u003e\n\u003cp id=\"AFVOCDV\"\u003eThe optional 0.8x FF also connects to this M63x1 thread, and M48x0.75 or M54x0.75 on the camera side with adjustable backfocus from 55mm up to 88mm. We are working on a M68x1 and M85x1 adapter.\u003c\/p\u003e\n\u003cp\u003eIncluded:\u003c\/p\u003e\n\u003cp\u003eLosmandy compatible plate\u003c\/p\u003e\n\u003cp\u003eCarrying handle\u003c\/p\u003e\n\u003cp\u003eFinder shoe\u003c\/p\u003e\n\u003cp\u003eComes in a Aluminum carry case\u003c\/p\u003e\n\u003cp\u003eOptional Accesories: CAA rotator\u003c\/p\u003e\n\u003cp\u003eFor mounting, we recommend Astro Physique, EQ8 by Skywatcher, CGX by Celestron, or the GM2000 by 10Micron.\u003c\/p\u003e\n\u003cp\u003eFocuser: 4\" 10:1 rack and pinion compatible with EAF 80-mm- tube extension\u003c\/p\u003e\n\u003cp\u003eTwo segments of the tube can be removed for binoviewer and flexible back focus, M202x1,5\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable border=\"0\" cellspacing=\"0\"\u003e\n\u003ccolgroup width=\"107\" span=\"2\"\u003e\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eGlass used\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eH-FK61 CDGM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"21\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eColor:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eWhite\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eTube Material:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eAluminum alloy\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"21\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eAperture\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e204mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"21\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eFocal ratio:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003ef\/7\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"21\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eFocal length:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e1428mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"78\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eCoating:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003efull surface wideband multilayer coating\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eResolving Power:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e0.57\"\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"59\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eLimiting stellar magnitude\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e13.3mag\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eDovetail style:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eLosmandy\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"59\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eFocuser:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e4\" dual-speed 1:10 rack-and-pinion\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eEyepiece Clamp:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e2\" with 1.25\" Adapter\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eSuitable Photo sensor:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eFull Frame\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eLength (hood extended):\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e1563mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eLength (hood in):\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e1332mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"78\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eWeight:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e23kg, including packaging 45kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"40\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eCarton size:\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003e135cm*62cm*45cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd align=\"left\" height=\"21\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eAlu Suitcase \u003c\/span\u003e\u003c\/td\u003e\n\u003ctd align=\"left\"\u003e\u003cspan style=\"font-family: Liberation Serif;\"\u003eIncluded \u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAiry Disk APO 204mm f\/7 Triplet ED FK61 Apochromatic Refractor APO \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty \u0026amp; Manual\u003c\/h3\u003e\n\u003cp\u003eWarranty : Airy Disk Warranty\u003c\/p\u003e","brand":"Airy Disk","offers":[{"title":"Default Title","offer_id":46009360285925,"sku":"AD-AP204","price":20860.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/raah_637efb17-420b-45f2-8869-deb337586a91.png?v=1777045013","url":"https:\/\/istronomyplus.com\/products\/airy-disk-apo-204mm-f-7-triplet-ed-fk61-apochromatic-refractor-apo-case-ap204","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}