Airke 10x25 Folding High Powered Binoculars with Weak Light Night Vision Clear Bird Watching Great for Outdoor Sports Games and Concerts Binocular

Specifications: Magnification: 10x Objective lens diameter: 25mm Eye Cups Type: Twist-up Focus System: Center and right eye Field of view: 362ft/1000 yds Field Angle: 6.9 Degrees Close Focus: 3m Eye Relief: 14.8mm type of prism : BAK4 Lens coating: Fully multi-coated Waterproof: Yes Tripod Adaptable: No Package Includes: 1 x binoculars 1 x portable bag 1 x antislip strap 1 x cleaning cloth 1 x user instruction EASY TO FOCUS 1. Close your right eye and sight an object with your left eye, rotating the center focus wheel until the image is sharp and clear. 2. Open your right eye and close your left eye. Rotating the right eyepiece until the object sighted is sharp and clear. 3. Both sides(eyes) are now in focus and you will need to use only the center focus wheel to focus on the other objects. The high powered binocular is made with FMC multi-layer broadband green film, increasing light transmission for brighter and higher-contrast images. Unlike others binoculars, the imaging is not very clear and even has color aberration. Low Light Night Vision Our binoculars have adopted BAK4 prism, 25mm big objective lens, Full HD green film with excellent light transmittance reach up to 99.5% and brightness. Low Light Night Vision, can be used for night vision with some light but not for completely dark night. Waterproof Binoculars Waterproof binoculars can resist light water, but can not be used in a heavy rain for a long time or soaked in the water. Note: Do not use wet cloth to rub the lens, use dry and clean cloth (included) to rub slightly. Do not use the binoculars to watch the sun directly, which may damage to your eyes seriously. Please put the binocular in a dry place if you do not use in long term.