size it makes the portability even better. Built on a durable, rubber armored, polycarbonate body, the Nikon Prostaff has been designed to keep the moisture out with a bone-dry nitrogen that helps in its complete waterproof and fogproof performance. The high quality spherical eyepiece lenses provide a crisp, distortion-free field of view and long eye relief. It also exhibits Nikon's exclusive Eco-Glass lenses and prisms that offer high performance together lessening the weight over typical optical glass. |