Magnification: 10x Objective Lens Diameter: 32mm Eye Relief: 13mm Exit Pupil: 15.3mm Linear Field of View: 339 feet/1000 yards Angular Field of View: 6.3 degrees Close Focus: 15 feet Interpupillary Distance: 50-70mm Height: 4.5 inches Width: 5.7 inches Weight: 17.6 oz