Specifications for Nightforce 5-25x56mm B.E.A.S.T. Tactical Scope: Focal Plane: First Magnification: 5-25x Objective Diameter: 56 mm Exit Pupil Diameter: 5x Field Of View: 5x Eye Relief: 3.35"-3.54" (85-90mm) Internal Adjustment Range: 120MOA elev. 80MOA wind. 34.9Mil elev. 23.27Mil wind. Click Value: .25 and .50MOA / .1 and .2Mil-Rad Tube Diameter: 34 mm (1.34in) Ocular Diameter: 46 mm Mounting Length: 5.92in/150mm Weight: 39oz/1097grams Overall Length: 15.37in/390mm Features of Nightforce B.E.A.S.T. 5-25x56 Rifle Scope: Intelligent i4F elevation controls XtremeSpeed adjustments DigIllum digital illumination 90%+ true-to-eye light transmission Exceptional contrast and resolution 34mm tube First focal plane reticle