Bushnell Marine 7x50 Porro Compass (137507)

BUILT TO WITHSTAND EXTREME NAUTICAL ENVIRONMENTS.And float in them. We suggest you keep them on board, but we made our Marine series binoculars buoyant, waterproof and corrosion resistant, so a little dunking won't deep-six your day. You'll appreciate the ultra-bright, crisp views granted by their multi-coated optics and premium BaK-4 prism glass.... moreRugged rubber armoring provides a sure grip, absorbs shock and keeps them from sliding in rough conditions. They're essential equipment if you spend much time on deck, and aren't fazed by a little time off it.Features:- BaK-4 porro prisms for bright, clear, crisp viewing- Fully multi-coated optics- 100% waterproof/fogproof- O-ring sealed and nitrogen purged to keep out moisture- Highly resistant to saltwater corrosion- Non-slip, non-skid rubber armor cushions bumps and shock, prevents sliding and provides a firm grip when wet- Hermetically sealed- Fold-down eyecups- 100% UV protectionSpecification:- Magnification x Objective Lens (mm): 7x 50- Size Class: Standard- Focus System: Individual- Prism System: Porro- Prism Glass: BaK-4- Lens Coating: Fully Multi / UV- Field of View (ft.1000yds / m1000m): 350 / 117- Close Focus (ft. / m): 35 / 10.6- Exit Pupil (mm): 7.1- Eye Relief (mm): 18- Eyecups: Fold-Down- Waterproof / Fogproof: Yes- Adapt to Tripod: Yes- Color: Blue- Weight (oz. / g): 37 / 1050Technology:Waterproof/Fogproof- Some binoculars are O-ring sealed and nitrogen purged for total waterproof and fogproof protection. - These models can withstand complete immersion in water and stay dry inside. - The interior optical surfaces won't fog due to rapid temperature change or humidity.