SilteD 10X50 Binoculars High-Powe Telescope Ranging Waterproof

BAK7 senior prism coating,even if the edges of the image quality is equally clear and bright. Senior prism,clear imaging Large-caliber,fully coated antireflection film,multi-layer broadband antireflection green film camera,front ensure higher brightness and contrast,especially in dark environments,more than a telescope to see more details of the scene. This series exclusively for the needs of outdoor sports and design,versatile and reliable to meet the ever-changing requirements of outdoor sports. Mildew anti-fog,floats on water:nitrogen waterproof anti-fog completely suitable for outdoor environment mildew