When success rides on the perfect shot, rely on the exceptional versatility and optical performance of ViperA(R) HD. From big game to predators, there's a proven model for every hunting application. Each member of the ViperA(R) HD family delivers outstanding image clarity, resolution, and sharpness to ensure your target comes into view with sharp detail. ViperA(R) HD also boasts enhanced features for unmatched accuracy at extended ranges while also excelling in the low light of dawn and dusk when game is most active. Magnification 5-25x Objective Lens Diameter 50 mm Focal Plane Second Focal Plane Reticle VMR-3 (MRAD) Turret Style Exposed Elevation Capped Windage Tube Size 30 mm Adjustment Graduation .1 MRAD Parallax Setting 20 yds. - a^Z Max Windage Adjustment 12.4 MRAD Max Elevation Adjustment 20MRAD Travel Per Rotation 10 MRAD Total Elevation Adjustment w/ RevStopA(R) installed 18.9 MRAD Field of View 24.0' - 4.7' @ 100 yds Eye Relief 3.4" Length 15.2" Weight 25.0 oz