Magnification 7 Obj. Lens Dia. (mm) 50 Eye Relief (mm) 12 Apparent Field of View 7° 30' Field of View at 1000m 131 Exit Pupil Dia. (mm) 7.1 Relative Brightness 51 Interpupillary Distance 56~74 Length (mm) 200 Max Width (mm) 218 Weight (lbs.) 3.34 Rubber Coated Yes