Nikon Force XR 2x20 EER Silver with Nikoplex Eye Relief: 9.7 - 22.4 inch Will hold up to the strongest recoil (field tested against the SandW 500) Ultra Clear Coat Optical System providing up to 95-Percent light transmission Waterproof, Fogproof and Shockproof Magnification 2 x, Objective Diameter: 20 mm, Exit Pupil: 10 mm, Field of View: 20.5 ft @ 100 yds