Rokinon 1042WP 10X42 Roof Prism Binoculars (Black) 10x magnification and 42mm Fully multi-coated objective lenses Roof Prism construction Waterproof body and nitrogen purged to prevent internal fogging. field of view 5.8 degrees, 306ft/1000yds Includes Deluxe carrying case, strap and cleaning cloth 10x magnification and 42mm Fully multi-coated objective lenses ^Roof Prism construction ^Waterproof body and nitrogen purged to prevent internal fogging. ^field of view 5.8 degrees, 306ft/1000yds ^Includes Deluxe carrying case, strap and cleaning cloth