Marine Binocular 7x 50mm 137501 Built to withstand extreme nautical environments. And float in them. We suggest you keep them on board, but 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. Rugged rubber armoring provides a sure grip, absorbs shock and keeps them from sliding in rough conditions. Features - BaK-4 porro prisms for bright, clear, crisp viewing - Fully Multi-coated optics for superior light transmission and brightness - 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
