"Full Description:\nElevate your precision with the Leupold Mark 4HD riflescope. Featuring a professional grade optical system for pinpoint clarity and ZeroLock dials for precise, reliable adjustments, this lightweight yet rugged riflescope is the ultimate companion for any shooter.<br />\n<br />\nUpgrade every gun in your safe with a rugged Mark 4HD riflescope. We took the legendary performance of our Mark 5HD and gave it a slimmer maintube that’s been packed full of professional-grade features. Whether you’re a dedicated enthusiast or a uniformed professional, the Mark 4HD’s optical clarity and lightweight design will get the job done at the range or in the field. The Mark 4HD series features five magnification ranges, giving you an accurate and reliable option for close-quarter engagements, long-range dominance, and everything in between. They’re available with a three-turn elevation dial for unmatched confidence at extreme distances, a precise ZeroLock windage adjustment that won’t budge when knocked around, and a side focus that’ll give you tack-sharp images down to 25 yards. And like all Leupold riflescopes, they’re waterproof, fogproof, and backed by our lifetime guarantee.<br />\n \n\nFeatures:\n\u003cul>\n\u003cli>Professional-Grade Optical System: Leupold’s Professional-Grade Optical System offers unmatched light transmission that’s designed to outperform in the most challenging lighting conditions, industry-leading glare reduction for a clear image in harsh, direct light, and the resolution and clarity that professional guides and shooters demand in the field.\u003c/li>\n\u003cli>Waterproof, Fogproof, & Shockproof: Leupold pioneered modern waterproof and fogproof technology using advanced internal gasses and sealing methods that withstand extreme temperatures, elevation changes, and shocks, so the internals of the optics stay moisture free and crystal clear for life.\u003c/li>\n\u003cli>Electronic Reticle Level: The Electronic Reticle will flash when the scope isn't level, promoting more accurate long-range shots. It can also simplify the mounting process. (available on illuminated models)\u003c/li>\n\u003cli>Motion Sensor Technology: Motion Sensor Technology (MST™) extends battery life by automatically deactivating illuminated reticles after five minutes of inactivity and then reactivates instantly as soon as movement is detected. (available on illuminated models)\u003c/li>\n\u003cli>M5C3 Or M1C3 ZeroLock Adjustment Dials: M5C3 ZeroLock® Adjustment dials are available on select models and provide up to 30-MILs of adjustment in 3 revolutions and 0.1 MIL clicks. Visual and tactile revolution indicators ensure you don’t get lost in the travel. The ZeroLock® feature prevents inadvertent adjustments and ensures accurate return to zero. M1C3 ZeroLock® Adjustment dials are available on select models and provide up to 71.5MOA of adjustment in 3 revolutions and 1/4 MOA clicks. Visual and tactile revolution indicators ensure you don’t get lost in the travel. The ZeroLock® feature prevents inadvertent adjustments and ensures accurate return to zero.\u003c/li>\n\u003cli>Precision Side Focus: The side focus adjusts the scope's parallax, making the reticle appear more clear and have less perceived movement when you're shooting at different distances. (available on select models)\u003c/li>\n\u003cli>4:1 Zoom Ratio: A 4:1 zoom ratio strikes the perfect balance between weight and versatility, giving you plenty of magnification options without weighing you down. Model magnification ranges are available in powers of 4x: 1-4.5, 2.5-10, 4.5-18, and 8-32.\u003c/li>\n\u003c/ul>\n\n"