MNX1084: Features: -Binocular.-Extremely sturdy aluminum body.-Innovative technology provides protection against dust and water.-Nitrogen filling of the binoculars protects against corrosion and prevents fogging.-Magnification: 10x.-Diopter adjustment: 4 dpt.-Twilight number: 15.8.-Operating temperature: 14 up to 122 F/ -10 up to +50 C.-Waterproof yes, down to 9.84 ft.-Front lens diameter: 0.98 inch.-Exit pupil: 0.098 inch.-Field of view: 290 ft at 1,000 yds 5.5 .-Close distance: 4.92 ft.-Eye relief: 0.61 inch. Dimensions: -Dimensions: 4.29 H x 3.85 W x 1.53 D.