Celestron Skymaster 15 x 70 Binoculars (Black)

Highlights:
15x magnification porro prism binocular
Large 70 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 centre focus knob for easy focusing
Tripod adapter included
Long eye relief ideal for eyeglass wearers
Carrying case included for travel and safe storage
Limited Lifetime Warranty provides best protection and product support on the market
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: 15x
Objective Lens Diameter: 70mm (2.75")
Focal Length of Objective Lens: 279.63mm (11")
Angular Field of View: 4.4°
Linear Field of View (@1000 yds) / @1000 m): 231 ft (77 m)
Exit Pupil: 4.7mm (.18")
Eye Relief: 18mm (.71")
Close Focus: 43 ft (13 m)
Interpupillary Distance (max): 72mm (2.83")
Interpupillary Distance (min): 56mm (2.20")
Diopter Adjustment Range: -4 to +8
Twilight Factor: 32.4
Relative Brightness: 22.09
Limiting Stellar Magnitude: Ideal: 11.73 | Moderate: 10.73 | Poor: 9.73
Lens Coatings: Multi-Coated
Prism Glass (Type): BaK-4
Prism Coatings: N/A
Weight: 48 oz (1361 g)
Environmental Protection: Water Resistant
Nitrogen Filled: No
Tripod Adaptable: Yes
Carrying Case: Nylon
Dimensions: 220mm x 110mm x 280mm (8.7" x 4.3" x 11.0")
Included Items: Tripod Adapter
Objective Lens Caps
Rainguard
Neck Strap
Lens Cloth
Instruction Manual