The high power binoculars’ porro prism with high density glass BaK-4, shows a truer round image, and translates to better light transmission and edge-to-edge sharpness. Both objective lenses and eyepieces of the camping binoculars are fully coated broadband green films to ensure color fidelity and to increase light transmission, provide the bright and vivid images Our folding binoculars feature [email protected] field view and 12X magnification, provide more comfortable viewing experience This pocket-sized binoculars can only support light waterproof for daily use, not support heavy rain or soaking in water. If there are some drops on the lenses, please wipe them gently for better viewing experience and product protection. The handy binocular comes with a comfortable neck strap which eases the strain for long periods carry. The both ends of the neck strap are designed to easily pass through the strap attachment. The big objective lens and coating technology let more light in with less light being lost, provide a very clear image even in low-light conditions. Note: The binoculars for hunting DOESN’T support completely darkness condition.