Simmons' venture binocular is specifically designed for hunters and outdoor enthusiasts.It features fully multicoated lenses which transmit the maximum amount of light, revealing the finest of details.The rubber armor housing protects optics while providing superior anti-slip grip and is full weather resistant.Included is a carrying case, neck strap, and lens cloth.This 10x42 model has a roof prism.Case: Carrying Case & Neck StrapMagnification: 10xObjective: 42mmField Of View: 285 ft @ 100 ydsEye Relief: .59"Exit Pupil Diameter: 4mmShort Focus: 26.2 ftPrism Type: BaK 7 RoofWeight: 19.80 ozFinish: BlackOptic Coating: Fully Multi-Coated