All-purpose binoculor - full-size bak-4 prisms with 8x magnification

Non-slip rubber armor - protects binoculars from impact and provides sure grip in damp marine environments

Multi coated optics - multiple layers of coatings on all lens surfaces increase light transmission and image brightness

Waterproof construction - O-ring sealed optics stay dry inside, even when totally immersed in water

Field of view - 91 m; eye relief - 9 mm; exit pupil - 2.1 mm; close focus - 6 m