Marine Binoculars 10x50 Waterproof with Compass Rangefinder BAK4 for Adults BAK4 FMC Optics for Clear Views, Built-in Compass and Rangefinder, Waterproof Perfect for Boating Sailing Fishing Hunting

Marine 10x50 BinocularsBinoculars with 10x magnification and a 50mm large objective lens. Field of view is 396 feet at 1000 yards, with ±5 diopter left and right diopter ring. You can adjust the distance for better viewing without glasses and for fine focusing. The eyecups can be folded easily so you can operate it with glasses.
High Quality BAK4 Prism Binoculars: High refractive BAK4 Prism eliminates stray light and improves color reproduction to 99.99 %. Green FMC coating reduces the reflected light in the objective lens and improves light transmission, enhancing image brightness and image sharpness. Waterproof BinocularsBinocular comes with nitrogen-filled waterproof, fogproof design. O-ring sealed for complete waterproofing and floats on water so no worries if dropped into the water. Dry nitrogen-purged and sealed to prevent fogging and moisture damage in all weather conditions, highly durable. Binoculars with Rangefinder & CompassBinoculars illuminated compass built-in for direction location, with an internal rangefinder to calculate the distance and size of the object on the left eyepiece directly. Perfect binoculars include batteries (LR936/AG9), providing the maximum brightness of the image even in low light conditions. Comes with Bag, Neck Strap and Tripod AdapterIt is easy to use, carry and store. Ideal For Travel, Concerts, Outdoor Activities, Bird Watching, Climbing, Hunting, Archery, Hiking, Camping, Boating, Target Shooting, Water Sports. It is a perfect holiday gift choice