Ready your rifles with a versatile Mark 4HD. Leupold took the legendary performance of its predecessors and gave it a slimmer maintube that s been packed full of professional-grade features. Whether you re a dedicated enthusiast or a seasoned expert, 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, providing you with 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 delivers tack-sharp images as close as 25 yards. And like all Leupold riflescopes, they re waterproof and fogproof. Product Features 4:1 Zoom Ratio 25-Yard Side Focus Professional-Grade Optical System Motion Sensor Technology (MST) M1C3 Adjustments Electronic Reticle Level Custom BDC Dial Compatible Illuminated First Focal Plane Nightvision Compatible Illumination Waterproof, Fogproof, & Shockproof Product Specifications Battery Type: CR2032 BDC Dial Included: No Daylight Bright Illumination: Yes Custom Dial System (CDS): No Elevation Adjustment Type M1C3 Guard-ion Lens Coating No Locking Dial Yes Magnification Type Variable Revolution Indicator Yes Reticle Illum. FFP PR-1MOA Reticle Type Illuminated Adjustable Objective No Side Focus Yes Switch Type Push Button Windage Adjustment Type Capped Weight (oz) 27 Elevation Adjustment Value per Click 1/4MOA Elevation Adjustment Range (MOA) 125 Elevation Adjustment Range (MIL) 36 Elevation Adjustment Range (cm @ 100m): 360 Elevation Adjustment Per Revolution: 25 MOA Elevation Dial Travel Limit: 71.5MOA Windage Adjustment Value per Click: 1/4MOA Windage Adjustment Range (MOA): 65 Windage Adjustment Range (MIL): 18 Windage Adjustment Range (cm @ 100m): 180 Windage Adjustment Per Revolution: 24 MOA Magnification Max: 18 Magnification Min: 4.5 Objective Lens Diameter (mm): 52 Linear FOV Low Mag (ft@100yds): 23.1 Linear FOV High Mag (ft@100yds): 5.2 Angular FOV Low Mag (Degrees): 4.4 Angular FOV High Mag (Degrees): 1 Eye Relief Low Mag (in): 3.6 Eye Relief High Mag (in): 3.9 Minimum Parallax-Free Distance (yd): 25 Battery Life (hr): Low Intensity 1600 Battery Life (hr): Medium Intensity 1000 Battery Life (hr): High Intensity 300 Number of Illum Settings: 8