SHORT FOCUS WATERPROOF BINOCULAR, designed for 2.5mt only focus distance, roof prism system, nitrogen filled waterproof, fog proof, shockproof. Ideal forFieldArchery, 3D Archery and Hunting 10x 42Binocular Waterproof, Fog proof, Nitrogen filled Rubber protectionmakes it shock proof Minimum Focus distance : 2.5 mt Field of View: 6.2° Exit pupil 4.2 mm Eye relief 14.5 mm Prism BAK4 Fully multi-coated lenses Soft case included 585g net weight Compact Size: 126×55×140mm 835 g gross weight 180 x 158 x 78 mm packing size