Celestron’s SkyMaster Series of large aperture binoculars are a phenomenal value for high performance binoculars ideal for astronomical viewing or for terrestrial (land) use - especially over long distances. Each SkyMaster model features high quality BaK-4 prisms and multi-coated optics for enhanced contrast. Celestron has designed and engineered the larger SkyMaster models to meet the special demands of extended astronomical or terrestrial viewing sessions.
Magnification | 20x |
Objective Lens Diameter | 80mm (3.15") |
Angular Field of View | 3.7° |
Linear Field of View (@1000 yds) / @1000 m) | 195 ft (65 m) |
Exit Pupil | 4mm (.15") |
Eye Relief | 18mm (.71") |
Close Focus | 108 ft (33 m) |
Interpupillary Distance (max) | 72mm (2.83") |
Interpupillary Distance (min) | 56mm (2.20") |
Diopter Adjustment Range | -4 to +8 |
Twilight Factor | 40 |
Relative Brightness | 16 |
Lens Coatings | Multi-Coated |
Prism Glass (Type) | BaK-4 |
Prism Coatings | N/A |
Weight | 75 oz (2126 g) |
Environmental Protection | Water Resistant |
Nitrogen Filled | No |
Tripod Adaptable | Yes |
Carrying Case | Nylon |
Dimensions | 228mm x 120mm x 325mm (9.0" x 4.7" x 12.8") |
Included Accessories | Objective lens caps| Rainguard| Carrying case Neck strap| Lens cloth| Instruction manual |