NIK BINO 8X42MM PROSTAFF 5 BLK Nikon

Focusing System: Central Focus - Magnification: 8x - Objective Diameter: 42mm - Angular Field of View (Real): 6.3° - Angular Field of View (Apparent): 47.5° - FOV at 1000 yds: 330 ft - Close Focus Distance: 16.4 ft - Exit Pupil: 5.25mm - Eye Relief: 17.6mm - Size (Length x Width): 6.5 x 5.1 in - Weight: 22.8 oz - Waterproof/Fogproof: Yes - Prism: Roof