[Professional High-Performance Binoculars] - 10x magnification and a 50mm objective lens provide wide-angle viewing from distances of over 1000 meters. These lightweight binoculars are perfect for bird watching, hunting, traveling, stargazing, concerts, soccer games, climbing, hiking, driving, wildlife viewing, and landscape photography.[HD Vision with High-Quality Optics] - These high-performance binoculars for adults are specially designed with BAK-4 prisms and FMC film lenses, which minimize light loss due to reflections and ensure brighter, clearer, high-contrast images.[Clear Night Vision in Low-Light Conditions] - 50mm objectives are larger than usual, giving them greater light-gathering power. Therefore, they are more effective in low-light conditions.