{"product_id":"bt-70-sf-large-binoculars-62-degree-ler-eyepieces","title":"BT-70 SF Large Binoculars with 62 Degree LER Eyepieces","description":"\u003ch2 style=\"text-align: center;\"\u003e\u003cspan style=\"color: rgb(65, 29, 93);\"\u003ePortable Wide-Field Clarity \u0026amp; Immersive Stargazing Comfort\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003eExperience brilliant, wide-field celestial views with an optical system engineered for maximum mobility and eye-relief comfort. The BT-70 SF Large Binoculars with 62 Degree LER Eyepieces combine a versatile 70mm objective aperture with high-transmission optical coatings to gather rich light while maintaining a lightweight frame. Outfitted with wide-field 62-degree Long Eye Relief (LER) eyepieces and ergonomic 45-degree angled oculars, this setup delivers comfortable, sharp 3D views that easily accommodate spectacle wearers. Whether scanning distant star clusters or taking in expansive wilderness horizons, the BT-70 SF Large Binoculars with 62 Degree LER Eyepieces offer the ideal balance of grab-and-go portability and high-performance binocular observing.\u003c\/p\u003e\n\u003ch3\u003e\u003cspan style=\"color: rgb(65, 29, 93);\"\u003ePerfect For:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTourist Areas\u003c\/li\u003e\n\u003cli\u003eLookouts\u003c\/li\u003e\n\u003cli\u003eForestry Outposts\u003c\/li\u003e\n\u003cli\u003eOceanic Viewing\u003c\/li\u003e\n\u003cli\u003eBoats \u0026amp; Ships\u003c\/li\u003e\n\u003cli\u003eGrab-and-Go Stargazing\u003c\/li\u003e\n\u003cli\u003eLunar \u0026amp;amp; Bright Nebula Viewing\u003c\/li\u003e\n\u003cli\u003ePanoramic Landscape \u0026amp;amp; Wildlife Spotting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch6\u003eFeatures \u0026amp; Benefits\u003c\/h6\u003e\n\u003cp\u003e🔭 \u003cstrong\u003e70mm Objective Lenses:\u003c\/strong\u003e Gathers generous light for crisp, bright views of lunar landscapes, star fields, and deep-sky targets.\u003c\/p\u003e\n\u003cp\u003e👁️ 62° \u003cstrong\u003eWide-Field LER Eyepieces:\u003c\/strong\u003e Delivers an immersive field of view with generous eye relief for comfortable, long-duration viewing—even with glasses.\u003c\/p\u003e\n\u003cp\u003e📐 \u003cstrong\u003eErgonomic 45-Degree Viewing Angle:\u003c\/strong\u003e Keeps your neck relaxed while observing targets high at the zenith or across wide terrain.\u003c\/p\u003e\n\u003cp\u003e👀\u003cstrong\u003e Natural Binocular Perception:\u003c\/strong\u003e Engaging both eyes reduces strain and provides a rich, realistic depth of field compared to standard spotting scopes.\u003c\/p\u003e\n\u003cp\u003e🎒 \u003cstrong\u003eLightweight \u0026amp; Portable Build:\u003c\/strong\u003e Features a durable, field-ready chassis that sets up quickly on a tripod for effortless stargazing trips.\u003c\/p\u003e\n\u003cp\u003eDesigned to fuel your sense of curiosity wherever your journeys lead, this versatile optical setup turns every clear night into a personal space odyssey. Embrace the depth and beauty of the night sky with the exceptional portability and clarity of the BT-70 SF Large Binoculars with 62 Degree LER Eyepieces.\u003c\/p\u003e\n\u003ch6\u003eProduct Specs:\u003c\/h6\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eItem Number\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e01-14200\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eOptical Design\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003eAchromatic Refractor Porro\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eLens Diameter\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e70 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eFocal Length\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e400 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eFocal Ratio\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003ef\/5.7\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eApparent Field of View\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e62°\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eCoating Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003eEnhanced Multilayer Deposition (EMD)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eExit Pupil Min\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e3.5 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eField of View\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e3.1°\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eWaterproof\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eProtection Level\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003eIPX6 Water Resistant\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eEye Relief (Exit Pupil Distance)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e15 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eDimensions (L x W x H)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e370 mm x 213 mm x 122 mm (14.6\" x 8.4\" x 4.8\")\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eTotal Net Weight\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003e3400 g (7.5 lbs)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 44.8484%;\"\u003e\u003cspan\u003e\u003cb\u003eHousing Material\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 54.7938%;\"\u003e\u003cspan\u003eLightweight Magnesium\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch6\u003eProduct Warranty \u003c\/h6\u003e\n\u003cp\u003eThis product comes with a limited warranty. Click Here to view the full \u003ca href=\"https:\/\/explorescientific.com\/pages\/warranty\" title=\"Explore Scientific Warranty Policy Page\"\u003eExplore Scientific Warranty Policy.\u003c\/a\u003e\u003c\/p\u003e\n\u003ch6\u003eProduct Manual \u0026amp; Resources\u003c\/h6\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0743\/2880\/1327\/files\/BT_SF_Large_Binoculars.pdf?v=1788735904\" title=\"BT Series Giant Binoculars Product Manual in PDF\"\u003eProduct Manual\u003c\/a\u003e\u003c\/p\u003e\n\u003ch6\u003eWarnings\u003c\/h6\u003e\n\u003cp\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to \u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" target=\"_blank\"\u003ewww.P65Warnings.ca.gov\u003cbr\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e⚠️\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCancer and Reproductive Harm - \u003ca href=\"https:\/\/www.p65warnings.ca.gov\/\" target=\"_blank\"\u003ewww.P65Warnings.ca.gov\u003c\/a\u003e\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":46136116379695,"sku":"01-14200","price":1699.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0743\/2880\/1327\/files\/BT-70SFLargeBinoculars-06.webp?v=1788747486","url":"https:\/\/fargazing.com\/products\/bt-70-sf-large-binoculars-62-degree-ler-eyepieces","provider":"Far Gazing Sport Optics","version":"1.0","type":"link"}