10X50 Powerful Binocular, Full 10 x magnification, 50mm object lens diameter, more clear, even low light condition. Full Broadband Mulfiply Coatings:(FBMC)  increase light transmission and color quality, resulting in a brighter, higher-contrast image,with reduced eyestrain. Sleek and Solid ---Rubber finish for shock resistance and a firm, comfortable grip, durable. 10X50 M1-50 Perfect for adults bird watching, sightseeing, hunting, wildlife watching, sports events, etc. ( NOT Suitable for glasses wearer). Focus by adjusting the right eye cup and center wheel. Phase coated roof-prism design correct out-of-phase shifts of light rays to ensure maximum contrast and prevents lens flares and raises the resolution dramatically is employed.Dielectric high-reflective multilayer coating provide the clearest, brightest, most color-accurate images possible. A complete waterproof design by inert nitrogen gas filling. It enables you to use them in a shallow water or in a bad weather without worrying. 
                                                

Product Features

• BaK-4 Roof Prisms
• Waterproof 1m/30min
• Big Center Focus Wheel
• Right Eye Diopter Adjustment
• Twist-up eyecup
• Rubber Armor Covering
• Includes Carrying Case and Neckstrap
• Magnification    -    10x
• Objective Lens (mm)   -    50
• Prism  Type   -    Roof
• Prism Glass    -    BAK-4
• Optical Coating    -    Fully Broadband Multi Coated
• Focus System    -    Centre
• Field of View (ft@1000yds/m@1000m)    -    304/101
• Close Focus (ft/m)    -   9.84/3.
• Exit Pupil (mm)     - 5
• Eye Relief  (mm)    -  17.5 
• Weight (oz.)    -     39