The ideal choice for amateur astronomers or anyone that observes at great distances, the Celestron SkyMaster Pro 15x70mm Astronomy Binocular uses superior optics, coatings, internal parts and housing materials. The 70mm objective lenses on this amazing Astronomy Binocularfrom the optics experts at Celestron have tremendous light gathering capabilities, delivering superior low light performance, even in the dimmest conditions. Choose SkyMaster Pro for use at dusk, dawn and nighttime astronomical viewing. Every air-to-glass surface of the Celestron SkyMaster Pro Binocular is multi-coated with a proprietary XLT coating technology. These coatings coupled with BaK-4 prisms increase light transmission through the optical path and deliver crisp, high contrast images with outstanding resolution. A polycarbonate and aluminum housing makes Celestron SkyMaster Pro 70mm Binocular durable and lightweight. The housing's protective rubber armor is extremely rugged and can stand up to tough use. The fully waterproof housing for use in all weather conditions provides peace of mind when unexpected weather rolls in. The housing is also filled with dry nitrogen gas to prevent the internal lenses from fogging when moving between extreme temperatures or when using the binocular in damp conditions. For an impressive way to view the stars, choose the Celestron Skymaster Pro 15x70mm Binocular.
Magnification: | 15 x |
Objective Lens Diameter: | 70 mm |
Prism System: | Porro |
Prism Material: | BAK4 |
Eye Relief: | 17 mm |
Exit Pupil: | 4.6 mm |
Field of View, Linear: | 231 ft at 1000 yds |
Field of View, Angle: | 4.4 degrees |
Optical Coating: | Fully Multi-Coated - XLT Coatings |
Binoculars Focus System: | Center Focus |
Twilight Factor: | 32.4 |
Interpupillary Distance: | 56 - 72 mm |
Close Focus: | 49.2 ft |
Diopter Adjustment Range: | -4 - 4 dpt |
Water Resistance Level: | Waterproof |
Length: | 11 in |
Weight: | 3.75 lb |
Package Type: | Box |
Additional Features: | Waterproof and Fogproof - Nitrogen Purged, Relative Brightness - 21.16, Angular Field of View - 4.4 deg |
Included Accessories: | Reflex Sight Rail, Tripod Adapter, Objective Lens Caps, Instruction Manual, Lens Cloth, Interchangeable Flared Eyecups, Rainguard, Neck Strap |
Brightness Index: | 21.16 |
Armoring: | Rubber Armored |
Tripod Adaptable: | Yes |
Fogproof: | Yes |
Case: | Yes |
Nitrogen Filled: | Yes |
Width: | 9 in |
Magnification Type: | Fixed |
Height: | 3 in |
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