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.
The 25x70 version is one of the most popular models in the series. It offers serious large aperture light gathering in an affordable and reasonably lightweight configuration.
OVERVIEW
- 25x 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 center focus knob for easy focusing
- Tripod adapter included
- Long eye relief ideal for eyeglass wearers
- Carrying case included for travel and safe storage
TECHNICAL SPECIFICATIONS:
Optical Design: Porro
**Objective Lens Diameter (mm): **70 mm
Magnification (x): 25x
Apparent Field of View: 2,7°
Exit Pupil (mm): 2,8 mm
Eye Relief (mm): 13 mm
Close Focus : 75 ft
IPD Max: 72 mm
IPD Min: 56 mm
Optical Coatings: Multi-Coated
**Weight (oz): **52 oz (1474 g)
Prism Glass (Type): BaK-4
Twilight Factor: 41,83
Relative Brightness: 7,84
Weatherproof: Water Resistant
Tripod Adaptable: Yes
