Ready your rifles with a versatile Mark 4HD. We 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 fogproof and backed by our lifetime guarantee. - 4:1 Zoom Ratio - Professional-Grade Optical System - Removeable Throw Lever - M5C3 ZeroLock� Adjustments - 25-Yard Side Focus - First Focal Plane - Waterproof Fogproof & Shockproof - Specifications - Adjustable Parallax Side Focus - BDC Dial Included No - Custom Dial Compatible Yes - Daylight Bright Illumination No - Custom Dial System (CDS) No - Elevation Adjustment Type M1C3 - Electronic Reticle Level No - Guard-ion Lens Coating No - Illuminated No - Locking Dial Yes - Magnification Type Variable - Motion Sensor Technology (MST) No - Nightvision Compatible Illumination No - Revolution Indicator Yes - Reticle FFP PR2-MOA - Rezero Type Set Screw - Reticle Type First Focal Plane - Adjustable Objective No - Side Focus Yes - Windage Adjustment Type Zero-Lock WIndage - Weight (oz) 27.5 - Elevation Adjustment Value per Click 0.1Mil - Elevation Adjustment Range (MOA) 125 - Elevation Adjustment Range (MIL) 36 - Elevation Adjustment Range (cm @ 100m) 360 - Elevation Adjustment Per Revolution 10 MIL - Elevation Dial Travel Limit 30MIL - Windage Adjustment Value per Click 0.1Mil - Windage Adjustment Range (MOA) 65 - Windage Adjustment Range (MIL) 18 - Windage Adjustment Range (cm @ 100m) 180 - Windage Adjustment Per Revolution 10 MIL - Magnification Max 24 - Magnification Min 6 - Objective Lens Diameter (mm) 52 - Linear FOV Low Mag (ft@100yds) 17.3 - Linear FOV High Mag (ft@100yds) 4.7 - Angular FOV Low Mag (Degrees) 3.3 - Angular FOV High Mag (Degrees) .9 - Eye Relief Low Mag (in) 3.8 - Eye Relief High Mag (in) 4 - Minimum Parallax-Free Distance (yd) 25