Celestron 20 X 80 SkyMaster Binoculars
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 Celestron 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.
For maximum stability and secure optical alignment, the 80 mm and 100 mm Celestron SkyMaster models feature enhanced structural reinforcement to the main binocular body. As an additional convenience, the 80 mm and 100 mm SkyMaster models also include an integral super rigid photo tripod adapter. The Celestron SkyMaster Series binoculars are built to provide years of magnificent views of the world around you and the heavens above.
Celestron 20X80 SkyMaster Binoculars Features
•20x magnification porro prism binocular
•Giant 80 mm objective lens offers maximum image brightness in low-light and long-range conditions
•Ultra sharp focus across the field of view
•Multi-Coated optics for sharp, clear views
•Suitable for terrestrial or astronomical viewing
•Protective rubber covering for ultra-firm grip
•Large center focus knob for easy focusing
•Integrated tripod adapter rod for ultra-stable tripod mounting
•Long eye relief ideal for eyeglass wearers
•Soft carrying case included for travel and safe storage
•Limited Lifetime Warranty provides best protection and product support on the market
| Magnification | 20x |
| Objective Lens Diameter | 80 mm (3.15") |
| Angular Field of View | 3.7° |
| Linear Field of View (@1000 yds) / @1000 m) | 195 ft (65 m) |
| Exit Pupil | 4 mm (.15") |
| Eye Relief | 18 mm (.71") |
| Close Focus | 108 ft (33 m) |
| Interpupillary Distance (max) | 72 mm (2.83") |
| Interpupillary Distance (min) | 56 mm (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 | Yes |
| Tripod Adaptable | Yes |
| Carrying Case | Nylon |
| Dimensions | 228 mm x 120 mm x 325 mm (9.0" x 4.7" x 12.8") |
| Included Accessories | Objective lens caps| Rainguard| Carrying case| Neck strap| Lens cloth| Instruction manual |