Leupold 110797 VX-2 3-9x40mm Compact Waterproof Fogproof Riflescope,Duplex Reticle, Matte Black 1/4 MOA precision finger click adjustments for windage and elevation offer absolute repeatability and dependability over a lifetime of extreme use. Absolute waterproof and fog proof integrity  each is ready for a lifetime in the field, in all conditions. A versatile 3:1 zoom ratio erector system that is ideal for virtually any situation. DiamondCoat lens coatings on exterior lens surfaces provides the ultimate in abrasion resistance. The result is a flawless sight picture over a lifetime of hard use. A Leupold exclusive, our Index Matched Lens System provides exceptional brightness and extremely sharp resolution across the entire visual field.