50mm BAK-4 prims represents the higher refractive index rate, brighter edges of the field of view, as well as circular shape of the exit pupil, which means more light will be transmitted to the entire field of view. And Fully Multi-Coated objective lead free glass and multiple layers of anti-reflective coatings ensures that the image you view will be as bright and sharp as possible, delivering 99.5% total light transmission. Perfect for Marine: Nitrogen gas inside the marine binoculars and O-ring sealed so that it can under one meter depth, 100% waterproof and floating in water. Internal rangefinder for determining distance and size of objects. By specifying calculator dial on the left eyepiece, you can directly calculate the distance or size of objects.
And illuminated compass for direction location when you are in dark environment. Navigation binoculars with ±5 diopters left and right diopter ring so you can set them up exactly for your own vision correction then use them without your glasses, or flip back the rubber shields and use them with. Made of durable rubber armored coating is comfortable to hold and rugged enough to stand up to any conditions. Eyepiece with eye cup avoid stray light which can provide you a ideal observe condition.
Army Binoculars with bag and strap, easy to carry. Rubber covers protect lenses and eyepieces. It is suitable for navigation, hunting, bird watching and other outdoor activities. Night vision binocular: Internal rangefinder and compass can be lighted when you are in low light condition.
Large 50mm BAK4 objective lens, even in low light conditions(not totally dark), such as at dusk and dawn, it can also provide the maximum brightness of the image. Field of view at 10X:(132m/1000m). Angle of vision:7.5 Degree. Exit pupil diameter:6.8mm. Exit pupil distance:22mm(Long eye relief for eyeglass wearers).Diopter adjusting range:-5+5 DIOPTER. We do this to minimize errors and misunderstanding. Our store carries a large range of hardware and consumables to suit most home, office and educational needs. Check out both our retail and online store for more products. We have 100% satisfaction guarantee and it show up in our customers feedback history. The item "10X50 Binoculars BAK4 With night vision Rangefinder Compass" is in sale since Thursday, October 12, 2017. This item is in the category "Cameras & Photo\Binoculars & Telescopes\Binoculars & Monoculars". The seller is "newtelescope" and is located in Los Angeles,CA. This item can be shipped worldwide.