Kenko Binoculars 10x42 DH MS Waterproof 10x magnification 42mm objective lens Dacha prism Binocular Fully Multi-coated Lenses for maximum light transmission and brightness Phase coated roof prisms have super-high refelective silver coating for high contrast, bright images Fully waterproof (JIS Class 6) construction High Eyepoint design provides longer eye relief with or without eyeglasses Lead and arsenic free glass (Eco-glass)