Bright multicoated optics: Multiple layers of anti-reflective compounds offer excellent brightness and resolution. - Smooth central focus knob: Fast range of focus for quick viewing. - BaK4 high index prisms: Extra-high resolution images thanks to these advanced prisms are available on every Nikon compact binocular. - Fully waterproof/fogproof: Nitrogen-filled and O-ring sealed. - Focusing System: Central Focus - Magnification: 10 x - Objective Diameter: 25 mm - Angular Field of View (Real): 6.5 - Angular Field of View (Apparent): 59.2 - FOV at 1000 yds: 342 ft - Close Focus Distance: 11.5 ft - Exit Pupil: 2.5 mm - Relative Brightness: 6.3 - Eye Relief: 10 mm - Size (Length x Width): 4.1 x 4.5 in - Weight: 9.9 oz - Interpupilary Distance: 56 -72 mm - Prism: Roof
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