Product Overview
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
- Limited Lifetime Warranty provides best protection and      product support on the market
Description
  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.
Specifications
  | 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 (23 m) | 
| IPD   Max | 72   mm  | 
| IPD   Min | 56   mm  | 
| Optical   Coatings | Multi-Coated | 
| Weight   (oz) | 52   oz (1474 g) | 
| Prism   Glass (Type) | BaK-4 | 
| Formula:Twilight   Factor | 41.83 | 
| Formula:Relative   Brightness | 7.84 | 
| Weatherproof | Water   Resistant | 
| Tripod   Adaptable | Yes | 
 
 
     
             
                     
                     
                     
                     
            
            
            
            
           