{"product_id":"used-zenithstar-81-doublet-apo-w-0-8x-ffr-uniguide-50-camera-rotator","title":"Used ZenithStar 81 Doublet APO w\/0.8x FFR, Uniguide 50, Camera Rotator","description":"\u003cp\u003eThis is a ZenithStar 81 from 2019 that is in excellent condition:  both the optics and body are clean.  \u003cmeta charset=\"utf-8\"\u003eThis comes in its original soft-lined foam case and includes its original inspection check list. \u003c\/p\u003e\n\u003cp\u003eThis also includes the 0.8x Flat 6AIII focal reducer\/field flattener (a $269 value), which is in excellent, clean condition, as well as a WO M63 camera rotator (a $129 value), and the Uniguide 50\/200 guidescope (a $199 value), also clean. \u003c\/p\u003e\n\u003cp\u003eThis item is available for pick up in the showroom, and can also be shipped for a $29 shipping fee.    \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch5\u003e\u003cbr\u003e\u003c\/h5\u003e\n\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe William Optics ZenithStar 81 mm aperture Doublet APO Refactor is an extremely versatile telescope, ideal for both astrophotography and general photography. It provides a sharp image for any DSLR, and pristine clarity for both visual observers and astrophotographers. This scope series is even capable of handling full frame sensors.\u003c\/p\u003e\n\u003cp\u003eThis air-spaced 81 mm series utilizes FPL-53 glass to provide clear detail and sharp colors. Similar to past models, this series also includes a 10:1 dual speed, 2.5-inch, R\u0026amp;P ultra-robust focuser. \u003c\/p\u003e\n\u003cp\u003eWilliam Optics has crafted this series as an f\/6.9 for respectable speed. On top of that, each scope in the series comes with a built-in, removable, clear Bahtinov mask for convenience in focusing. \u003c\/p\u003e\n\u003cp\u003eThese OTAs include a dual-side dovetail compatible with Vixen and Arca Swiss stylings.\u003c\/p\u003e\n\u003ch5\u003eWhat's in the box\u003c\/h5\u003e\n\u003ccenter\u003e\n\u003cul\u003e\n\u003cli style=\"text-align: left;\"\u003e0.8x Flattener\/Reducer\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eM63 camera rotator\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eUniguide 50\/200 guidescope\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eMounting Rings \u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eCNC Carry Handle Bar \u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003e2.5\" Rack \u0026amp; Pinion Focuser \u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eDual Sided Dovetail \u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eBahtinov Mask\u003c\/li\u003e\n\u003cli style=\"text-align: left;\"\u003eCarry Case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/center\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eAperture: 81mm\u003c\/li\u003e\n\u003cli\u003eGlass:  FPL-53\u003c\/li\u003e\n\u003cli\u003eFocal Length: 559mm\u003c\/li\u003e\n\u003cli\u003eFocal Ratio: f\/6.9\u003c\/li\u003e\n\u003cli\u003eFocuser: 2.5\" Rack \u0026amp; Pinion Dual Speed Focuser\u003c\/li\u003e\n\u003cli\u003eTube Length: 460mm (Fully Retracted) and 560mm (Fully Extended)\u003c\/li\u003e\n\u003cli\u003eTotal Weight: 3.53kg (7.78 lb)\u003c\/li\u003e\n\u003cli\u003eImage Circle:  Full frame\u003c\/li\u003e\n\u003cli\u003eWarranty:  William Optics 2-year\u003c\/li\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/ul\u003e","brand":"William Optics","offers":[{"title":"Default Title","offer_id":49783585505539,"sku":"U2609-FD-A-Z81RD-AP","price":750.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1979\/5379\/files\/34A47634-157F-4995-8C78-3F6E786BE867.jpg?v=1791658605","url":"https:\/\/milehighastro.com\/products\/used-zenithstar-81-doublet-apo-w-0-8x-ffr-uniguide-50-camera-rotator","provider":"Mile High Astronomy","version":"1.0","type":"link"}