10x50 Marine Binoculars for Adults, Waterproof Binoculars with Rangefinder Compass，BAK4 Prism FMC Lens Binoculars with Tripod Adapter for Navigation Bird Watching Hunting

Feature: A waterproof binoculars, designed for marine and terrestrial observations Internal rangefinder scale and directional compass with illumination switch indicate the distance or size of the object being viewed and its orientation Durable rubber armored coating is comfortable to hold and rugged enough to stand up to any conditions Nitrogen gas inside the binocular eliminates fogging on internal lens surfaces even under extremely severe condition, such as rainstorms and high humidity. BAK4 prism features a bright, sharp image with vivid contrast to offer you every little detail of an object. Large lens design, 23mm lens are more comfortable to view objects without eye fatigue, dizziness, with a vision combination of wide angle and HD The binocular has a large 50mm objective lens, even in low light conditions, such as at dusk and dawn, it can also provide the maximum brightness of the image IPX7 water resistant,can work normally in heavy rainy day. Specifications: Magnification: 10x Objective lens:: 50mm Prism Glass: BAK4 Focus System: Left + Right Eyepiece Field Of View: 396 ft /1000 yds View Angle: 5.6 Exit Pupil: 5mm Eye Relief : 7.1mm Eye Cups : Fold Down Coating: FMC Package Includes: 1 x Binoculars 1 x Eyepiece Cover 1 x Objective Lenses Cover 1 x Instruction Manual 1 x Carrying Bag 1 x Lens Cloth 1 x Neck Strap 1 x Tripod Adapter 1 x Packing Box Special Feature: Waterproof ✔【Marine 10x50 Binoculars】Binoculars with 10x magnification and 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 you can operate it with glasses. ✔【High Quality BAK4 Prism Binoculars】: High refractive BAK4 Prism eliminates the stray light and improves color reproduction to 99.99%. Green FMC coating reduces the reflected light in the objective lens and improves light transmission, makes image brightness and image sharpness. ✔【Waterproof Binoculars】Binocular comes with nitrogen-filled waterproof, fogproof design. O-ring sealed for complete waterproof and float 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 & Compass】Binoculars illuminated compass built-in for direction location, with an internal rangefinder for calculate the distance and size of the object on the left eyepiece directly. Perfect binoculars include batteries(LR936/AG9), provides the maximum brightness of the image even in low light conditions. ✔【Comes with Bag, Neck Strap and Tripod Adapter】It 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.