Internal Range Finder These internal reticles rangefinders require you to know the size of the object (height or width) if you wish to calculate distance. Feature: –A waterproof binoculars, designed for marine and terrestrial observations –Durable rubber armored coating is comfortable to hold and rugged enough to stand up to any condition –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
【10X50 Binoculars】Binoculars floating with 10x magnification and 50mm large objective lens.field of view is 372feet at 1000 yards.The eyecups can be folded easily you can operate it with glasses. 【High Quality BAK4 Binoculars】High refractive index BAK4 Porro 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, image brightness and image sharpness. 【Waterproof Binoculars】Binocular come with nitrogen-filled waterproof 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 moisture damage in all weather conditions. 【Binoculars with Rangefinder & Compass】Night vision 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. Provides the maximum brightness of the image even in low light conditions. 【Attached Binoculars with Bag and Strap】It is easy to carry and store. Ideal For Travel, Concerts Outdoor Activities, Bird Watching, Climbing, Hunting, Archery, Hiking, Camping, , Boating, Water Sports， it is a perfect holiday gift choice.
