{"product_id":"celestron-skymaster-pro-20x80-binoculars","title":"Celestron SkyMaster Pro 20x80 Porro Prism Binoculars","description":"\u003cp\u003e\u003cstrong\u003eCelestron SkyMaster Pro 20x80 Porro Prism Binoculars\u003c\/strong\u003e — A heavy-duty 20×80 Porro binocular for detailed astronomical and long-distance observation, with XLT fully multi-coated optics, waterproof nitrogen-filled construction and a built-in sliding tripod adapter.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/products\/72031_SkyMaster_20x80_1.jpg?v=1534285995\" alt=\"Celestron SkyMaster Pro 20x80 Porro Prism Binoculars main product view\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Power 80mm Astronomy Binoculars\u003c\/h2\u003e\n\u003cp\u003eThe 80mm objectives gather substantial light for lunar detail, star clusters, brighter nebulae and long-range terrestrial subjects. The 20× magnification and 3.2° field make stable support important for accurate aiming and comfortable viewing.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/products\/72031_SkyMaster_20x80_2.jpg?v=1534285995\" alt=\"SkyMaster Pro 20x80 eyepieces and focusing controls\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eXLT Fully Multi-Coated Optics\u003c\/h2\u003e\n\u003cp\u003eEvery air-to-glass surface uses Celestron’s proprietary \u003cstrong\u003eXLT multi-coating system\u003c\/strong\u003e. Combined with BaK-4 Porro prisms, these coatings are designed to increase light transmission and deliver crisp, high-contrast views.\u003c\/p\u003e\n\u003cp\u003eCentre focusing adjusts both barrels, while the right-eyepiece dioptre compensates for differences between the user’s eyes. The supplied standard eyecups can be exchanged for winged eyecups when additional protection from stray light is helpful.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/products\/72031_SkyMaster_20x80_3.jpg?v=1534285995\" alt=\"SkyMaster Pro 20x80 front view showing large objectives\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eWaterproof and Nitrogen Filled\u003c\/h2\u003e\n\u003cp\u003eThe rubber-armoured polycarbonate and aluminium housing is waterproof and filled with dry nitrogen gas to reduce internal fogging when the binocular moves between temperature extremes or is used in damp conditions.\u003c\/p\u003e\n\u003cp\u003eWaterproof construction improves protection during normal outdoor use but does not make the binocular suitable for immersion or careless storage while wet.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/products\/72031_SkyMaster_20x80_4.jpg?v=1534285995\" alt=\"SkyMaster Pro 20x80 with deluxe carrying case\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eTripod Mounting and Reflex Sight Ready Rail\u003c\/h2\u003e\n\u003cp\u003eThe built-in tripod adapter slides along the central support rod so the binocular can be balanced on a suitable tripod and head. At 2.449kg and 20× magnification, tripod use should be treated as normal operation. A tripod is sold separately.\u003c\/p\u003e\n\u003cp\u003eThe included detachable \u003cstrong\u003eReflex Sight Ready rail\u003c\/strong\u003e accepts a compatible optional red-dot finderscope, helping the user locate and centre distant objects more quickly. The red-dot finder is not included.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003cimg src=\"https:\/\/www.celestron.com\/cdn\/shop\/products\/72031_SkyMaster_20x80_5.jpg?v=1534285995\" alt=\"SkyMaster Pro 20x80 tripod-mounted with optional red-dot finder\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eWhat Is Included?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSkyMaster Pro 20x80 binoculars\u003c\/li\u003e\n\u003cli\u003eIntegrated sliding tripod adapter and balance rail\u003c\/li\u003e\n\u003cli\u003eDetachable Reflex Sight Ready rail\u003c\/li\u003e\n\u003cli\u003eStandard fold-down eyecups\u003c\/li\u003e\n\u003cli\u003eInterchangeable winged eyecups\u003c\/li\u003e\n\u003cli\u003eObjective lens caps\u003c\/li\u003e\n\u003cli\u003eEyepiece rainguard\u003c\/li\u003e\n\u003cli\u003eNeck strap\u003c\/li\u003e\n\u003cli\u003eDeluxe nylon carrying case\u003c\/li\u003e\n\u003cli\u003eLens-cleaning cloth\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, red-dot finderscope, solar filters and any item not listed above are not stated as included.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ch3\u003eOptics\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\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%;\"\u003eObjective focal length\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e329.15mm\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;\"\u003e3.2°\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;\"\u003e56m at 1,000m\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;\"\u003e4mm\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;\"\u003e15.5mm\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;\"\u003e20.2m (66.2ft)\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±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%;\"\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\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\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;\"\u003eIntegrated sliding tripod adapter on centre support rod\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%;\"\u003eReflex-sight rail\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eDetachable Reflex Sight Ready rail included; red-dot finderscope sold separately\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;\"\u003e330.2 × 241.3 × 101.6mm (13 × 9.5 × 4 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%;\"\u003eBinocular weight\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e2.449kg (86.4oz)\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 at or near the Sun through these binoculars.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThese are not solar binoculars and do not include certified solar filters. Direct or nearby views of the Sun can cause immediate and permanent eye injury.\u003c\/p\u003e\n\u003cp style=\"margin-bottom:0;\"\u003eDo not attempt solar projection and do not attach improvised or eyepiece-mounted filters.\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\/products\/72031_SkyMaster_20x80_6.jpg?v=1534285995\" alt=\"SkyMaster Pro 20x80 rear tripod-mounted observing 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 instruction manual covers both models and is provided in \u003cstrong\u003eEnglish, French, Spanish, German and Italian\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"text-align:center;margin:25px 0;\"\u003e\u003ca href=\"https:\/\/celestron-site-support-files.s3.amazonaws.com\/support_files\/SkyMasterPro_Manual_REV_BW.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 Instruction Manual\u003c\/a\u003e\u003c\/div\u003e\n","brand":"Celestron","offers":[{"title":"Default Title","offer_id":55643805811064,"sku":null,"price":319.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0523\/1650\/4241\/files\/01-72031-skymaster-pro-20x80-01.jpg?v=1788005742","url":"https:\/\/www.darkclearskies.co.uk\/products\/celestron-skymaster-pro-20x80-binoculars","provider":"Dark Clear Skies ","version":"1.0","type":"link"}