Nikon Prostaff 3-9 X 50 Matte Bdc Riflescope 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 100% water- and fog-proof housing; O-ring sealing and nitrogen filling ensure moisture never penetrates interior Includes limited lifetime manufacturer's warranty