Detection Range:56; Activity:Hunting,Military,Camping / Hiking / Caving,Outdoor Exercise,Performance; Structures:Binoculars; Eye Relief (mm):8; Magnification:20; Objective Lens:50; Field Range:7; Eye Lens:24; Prism Type:BAK4; Field of View:58/1000; Focus System:Central Focusing; Temperature:-45/75; Maximum Useful Magnification:20; Objective Diameter:50-70; Optical system:Lenses; Minimum IPD:8; Optical Coating:Multi-coated; Eyecups:Rotary liter,Twist-up; Tripod Mount:No; Finderscope:No; Motor:No; Features:Multi-Resistant Coating,Zoom,Porro Prism,Carrying Case,Adjustable; Listing Date:08/03/2021; Production mode:External produce