{"product_id":"celestron-skymaster-pro-ed-20x80-binoculars","title":"Celestron SkyMaster Pro ED 20x80 Porro Prism Binoculars","description":"\u003cp\u003e\u003cstrong\u003eCelestron SkyMaster Pro ED 20x80 Porro Prism Binoculars\u003c\/strong\u003e — Heavy-duty 20×80 astronomy binoculars with extra-low dispersion objectives, XLT fully multi-coated optics and an integrated sliding tripod adapter for stable, high-resolution viewing.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/files\/72035_SkyMaster_Pro_ED_20x80mm_Porro_Binocular_01.jpg?v=1767038857\u0026amp;width=2000\" alt=\"Celestron SkyMaster Pro ED 20x80 Porro Prism Binoculars main product view\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Power 20×80 Astronomy Binoculars\u003c\/h2\u003e\n\u003cp\u003eThe 80mm objectives and 20× magnification reveal fine lunar detail, dense star fields, star clusters and brighter deep-sky objects. The 3.4° field provides a focused high-power view while retaining enough sky for practical target framing.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/files\/72035_SkyMaster_Pro_ED_20x80mm_Porro_Binocular_02.jpg?v=1767038857\u0026amp;width=2000\" alt=\"SkyMaster Pro ED 20x80 alternative front angle\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eED Glass and XLT Fully Multi-Coated Optics\u003c\/h2\u003e\n\u003cp\u003eExtra-low dispersion objective glass reduces chromatic aberration so bright objects show less colour fringing, with improved contrast, colour fidelity and fine detail. BaK-4 Porro prisms and Celestron's XLT fully multi-coated optical surfaces support bright, high-contrast views across the optical path.\u003c\/p\u003e\n\u003cp\u003eThe widely spaced Porro objectives also enhance depth perception for terrestrial viewing.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/files\/72035_SkyMaster_Pro_ED_20x80mm_Porro_Binocular_03.jpg?v=1767038857\u0026amp;width=2000\" alt=\"SkyMaster Pro ED 20x80 eyepiece and focus-wheel view\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eComfortable Centre Focusing\u003c\/h2\u003e\n\u003cp\u003eA central focus wheel adjusts both barrels, while the right-eyepiece dioptre provides ±3 compensation for differences between the user's eyes. Padded twist-up eyecups offer retracted, intermediate and extended positions for viewing with or without spectacles.\u003c\/p\u003e\n\u003cp\u003eEach eyepiece is threaded for compatible standard \u003cstrong\u003e1.25-inch astronomical filters\u003c\/strong\u003e. Filters are optional and are not included. Never use these threads with solar eyepiece filters.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/files\/72035_SkyMaster_Pro_ED_20x80mm_Porro_Binocular_04.jpg?v=1767038857\u0026amp;width=2000\" alt=\"SkyMaster Pro ED 20x80 objective-lens view\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eIPX7 Waterproof and Nitrogen Filled\u003c\/h2\u003e\n\u003cp\u003eThe rubber-armoured housing is rated waterproof to IPX7 and filled with dry nitrogen gas to help prevent internal fogging. Keep the binocular clean and dry after use and replace all lens caps before storage.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/files\/72035_SkyMaster_Pro_ED_20x80mm_Porro_Binocular_05.jpg?v=1767038857\u0026amp;width=2000\" alt=\"SkyMaster Pro ED 20x80 side profile\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eTripod Mounting\u003c\/h2\u003e\n\u003cp\u003eThe built-in tripod adapter slides along the centre support rod to help balance the binocular on a suitable tripod head. At 3.492kg and 20× magnification, tripod use should be treated as normal operation. A tripod is sold separately.\u003c\/p\u003e\n\u003ch2\u003eWhat Is Included?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSkyMaster Pro ED 20x80 binoculars\u003c\/li\u003e\n\u003cli\u003eObjective lens caps\u003c\/li\u003e\n\u003cli\u003eEyepiece covers \/ rainguard\u003c\/li\u003e\n\u003cli\u003eNeck strap\u003c\/li\u003e\n\u003cli\u003eLens cloth\u003c\/li\u003e\n\u003cli\u003eNon-silica desiccant\u003c\/li\u003e\n\u003cli\u003eDeluxe nylon carrying case\u003c\/li\u003e\n\u003cli\u003eFive-language instruction manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e A tripod, optional astronomy filters and any item not listed above are not stated as included. The tripod adapter is built into this model.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ch3\u003eOptics and Viewing\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;margin:20px 0;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eOptical design\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003ePorro prism binocular with ED objective lenses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eMagnification\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e20×\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eObjective diameter\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e80mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eAngular field of view\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e3.4°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eLinear field of view\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e59m at 1,000m (178ft at 1,000yd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eExit pupil\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e4.0mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eEye relief\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e15.4mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eClose focus\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e30m (98.4ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eInterpupillary distance\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e56–72mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eDioptre adjustment\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e±3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eFocusing system\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eCentre focus with right-eyepiece dioptre\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eLens coatings\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eFully multi-coated with Celestron XLT coatings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003ePrism glass\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eBaK-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eTwilight factor\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e40\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eRelative brightness\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eLimiting stellar magnitude\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e12.02 ideal; 11.02 moderate; 10.02 poor conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eEyepiece filter compatibility\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eStandard threaded 1.25-inch astronomical filters; filters not included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3\u003eConstruction and Size\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;margin:20px 0;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eEnvironmental protection\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eWaterproof (IPX7)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eNitrogen filled\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eTripod mounting\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eBuilt-in sliding tripod adapter on centre support rod with ¼-20 mounting thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eCarrying case\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eDeluxe nylon carrying case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003eDimensions\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e335 × 230 × 94mm (13.2 × 9.1 × 3.7 inches)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align:left;padding:10px;border:1px solid #ddd;background:#f5f5f5;width:40%;\"\u003ePublished binocular weight\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e3.492kg (123.2oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/div\u003e\n\u003ch2\u003eSolar Safety\u003c\/h2\u003e\n\u003cdiv style=\"background:#fff4e5;border-left:4px solid #f28c00;padding:16px;margin:20px 0;\"\u003e\n\u003cp style=\"margin-top:0;\"\u003e\u003cstrong\u003eWarning: Never look directly at or near the Sun through these binoculars.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThese are not solar binoculars. Unfiltered sunlight can cause immediate and permanent eye injury and may damage the binoculars.\u003c\/p\u003e\n\u003cp style=\"margin-bottom:0;\"\u003eNever project an image of the Sun and never attach an eyepiece-type solar filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/files\/72035_SkyMaster_Pro_ED_20x80mm_Porro_Binocular_06.jpg?v=1767038857\u0026amp;width=2000\" alt=\"SkyMaster Pro ED 20x80 rear and eyepiece view\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eInstruction Manual\u003c\/h2\u003e\n\u003cp\u003eThe official SkyMaster Pro ED instruction manual covers items 72033, 72034 and 72035 and is provided in \u003cstrong\u003eEnglish, French, German, Italian and Spanish\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003ca href=\"https:\/\/celestron-site-support-files.s3.us-east-1.amazonaws.com\/support_files\/72033_SkyMasterPro_ED_Manual-5Lang-FINAL.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline-block;background:#111;color:#fff;padding:14px 24px;margin:6px;text-decoration:none;border-radius:4px;font-weight:600;\"\u003eView \/ Download SkyMaster Pro ED Manual\u003c\/a\u003e\u003c\/div\u003e\n","brand":"Celestron","offers":[{"title":"Default Title","offer_id":55643826225528,"sku":null,"price":399.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/01-72035-skymaster-pro-ed-20x80-01.jpg?v=1788007042","url":"https:\/\/www.darkclearskies.co.uk\/products\/celestron-skymaster-pro-ed-20x80-binoculars","provider":"Dark Clear Skies ","version":"1.0","type":"link"}