Steiner Military-Marine 8x25 Mini-Porro Prism Binocular The civilian version of our proven military binoculars, adapted for rugged all-around use. as sharp, clear and battle-worthy as the warrior models they’re based on. The 8x25 model is a mini-porro prism binocular perfect for sporting events, concerts or just taking in the view. The compact size makes them easy to carry in a pocket, or to stow in a backpack or vehicle console. Sports-Auto-Focus means you focus once for your eyes and never miss any of the action. Features: - Floating Prism System: uses flexible silicone lens mount to absorb severe shock, impact and abuse without damage - Sports-Auto Focus™ System: lets you focus each eyepiece to your vision once, then keeps images razor sharp from 20 yards to infinity. No more chasing focus on moving objects. - Makrolon® housing: is durable polycarbonate with NBR Long Life rubber armoring, creating a lightweight, rugged chassis that withstands 11 Gs of impact. Specifications: - Focus System Sports-Auto-Focus - Optics Systems : High Contrast - Close Focus: 66 ft - Exit Pupil: 3.125 - Luminosity : 9.77 - Twilight Factor : 14.14 - Eyecups : Ergonomic - Rubber Armoring: NBR Long Life - Waterproof : Yes - Weight: 10.58 oz - Dimension (HxWxL): 3.7 x 5.6 x 1.8 in - Neck Strap : Standard - Neck Strap Attachment : Standard - Special Features : Extra compact - Warranty : Heritage Warranty - Objective Cover : Yes - Rain Protection Cap : Yes - Carry Case : Yes