Combine Nikon binocular performance with the extreme speed and ranging technology of a 1900-yard laser rangefinder and you have LaserForce Nikon’s new 10x42 Rangefinder Binocular. Quite simply the single optic solution for serious hunters who depend on both their binocular for picking out distant animals and their rangefinder for getting the exact distance before taking the shot. Featuring ED (Extra-low Dispersion) glass and Nikon’s ID Technology to compensate for incline or decline angles LaserForce puts ranging precision optical performance and rugged performance within your reach. - Focusing System: Central Focus - Magnification: 10 x - Objective Diameter: 42 mm - Angular Field of View (Real): 6.1 - Angular Field of View (Apparent): 56.1 - FOV at 1000 yds: 320 ft - Wide FOV: Yes - Exit Pupil: 4.2 mm - Relative Brightness: 17.6 - Eye Relief: 15.5 mm - Size (Length x Width): 5.8 x 5.2 in - Weight: 30.9 oz - Interpupilary Distance: 58 -72 mm - Waterproof/Fogproof: Yes - Prism: Roof - ED Glass: Yes