Nikon ProStaff 3-9x50 Riflescope (Silver, Nikoplex) ProStaff riflescopes accommodate most hunting styles, with enough power for long-range shots 3-9x50 riflescope is designed to keep hunters in the field as long as possible and helps with target acquisition High-performance lenses coated with multiple layers of anti-reflective compounds to boost light transmission, improve contrast 100% water- and fog-proof housing; O-ring sealing and nitrogen filling ensure moisture never penetrates interior Includes limited lifetime manufacturer's warranty