This Leupold VX-3L 6.5-20x56mm side focus, varmint hunters riflescope has an extreme varmint finish and features Xtended twilight system, DiamondCoat 2, argon/krypton waterproofing, a generous eyebox, blackened lens edges, 3:1 zoom ratio, custom dial system, ballistic aiming system, and motion sensor technology.