Steiner Safari UltraSharp Series: 8x30 Binoculars. Field of view: 393 ft. at 1,000 yards. 8x magnification. Objective lens diameter: 30mm. Features: Sports Auto Center Focus; Porro Prism lens system; BAK-4; and gel thumb pads for added comfort during longer periods of viewing. Waterproof and fogproof. Compact, mid-size binoculars are ideal for travel and outdoor activities such as concerts, sporting events, ocean cruises, bird watching, and more. Black rubberized housing with brown trim. Includes padded nylon carrying case and neck strap. Weight: 21 oz.