Up to 20 ounces lighter than other scopes in its class, the Leupold Mark 5HD gives you an advantage in the field or at the range. The versatile 3.6-18x magnification range helps you engage close targets, while also giving you the flexibility to reach out to long distances. With 3 revolutions of elevation adjustment, this Scope will max out the performance of the latest long-range rifles and ammunition, guaranteed. Built around Leupold's Professional-Grade Optical System, the Mark 5HD offers unmatched light transmission that's designed to perform in the most challenging conditions. Its industry-leading glare reduction provides a clear image in harsh, direct light, while the resolution and clarity will meet the demands of any professional guide or shooter. Ergonomically designed with more tactile and audible click adjustments, larger numbers, and a high-speed throw lever, the Mark 5HD is built to put accurate fire downrange faster. The unique combination of features, durability, and professional-grade optical performance guarantees that the Mark 5HD can handle any challenge you throw at it. It's 100% waterproof and fogproof, and like all Leupold Scopes, it's designed, machined, and assembled in the USA and guaranteed to perform for life. Professional-Grade Optical System offers unmatched light transmission First focal plane PR2-MIL reticle features multiple aiming points for extreme long-range shots Lightweight aluminum 35mm main tube is tough enough to handle rough treatment M1C3 3-turn elevation dial provides 30 MILs of adjustment, as well as visual and tactile indicators that ensure you don't get lose in the travel 100% waterproof, fogproof and shockproof ZeroLock system eliminates accidental dial movement ZeroStop for easy return to zero 0.1 MIL adjustments for windage and elevation Side focus parallax adjustments allow you to make the reticle clearer when shooting at different distances Integrated throw lever for fast magnificatio