Effortlessly shrugging off recoil, moisture and darkness, the Viper’s status as a premium riflescope won’t be as easy to shake. Discover a riflescope with incredible performance features like premium, fully multi-coated optics, heavy duty Precision Force spring systems and the glass smooth Precision Glide Erector Systemdelivering all this and more at a price that should have pulled a few more hundreds from your wallet than it did.SpecificationsMagnification 6.5-20xObjective Lens Diameter 44 mmEye Relief 3.1 inchesField of View 17.4-6.2 ft/100 ydsTube Size 30 mmTurret Style Tall CappedAdjustment Graduation 1/4 MOATravel Per Rotation 12 MOAMax Elevation Adjustment 65 MOAMax Windage Adjustment 65 MOAParallax Setting 50 yards to infinityLength 14.4 ozWeight 21 ozOPTICAL FEATURESXD Lens ElementsExtra-low dispersion (XD) glass increases resolution and color fidelity, resulting in crisp, sharp images.XR Fully Multi-CoatedProprietary coatings increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces.Second Focal Plane ReticleScale of reticle maintains the same ideally-sized appearance. Listed reticle subtensions used for estimating range, holdover and wind drift correction are accurate at the highest magnification.