Nikon Nikon Prostaff 3S 10 X 42

Multilayer-coated lenses for brighter images.|High-reflectivity silver-alloy mirror coating for a bright and clear view.|Long Eye Relief, wide field of view.|Turn-and-slide rubber multi-click eyecups.|Lead and arsenic free Eco-glass.|Lightweight body uses fiberglass-reinforced polycarbonate resin.|Rubber armoring for shock resistance and a firm, comfortable grip.|Waterproof and Fogproof.|8 x 42: Weight: 19.9 oz., 6" L x 5.1" W.|10 x 42: Weight: 20.3 oz., 5.9" L x 5.1" W.