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 – Motion Sensor Technology (MST) – Removeable Throw Lever – Waterproof Fogproof & Shockproof – Zero Lock Dial – Zero Stop – Electronic Reticle Level – Illuminated – Custom Dial Compatible – Nightvision Compatible Illumination – M5C3 ZeroLock® Adjustments – Specifications – Battery Type CR2032 – BDC Dial Included No – Daylight Bright Illumination No – Custom Dial System (CDS) No – Elevation Adjustment Type M5C3 – Guard-ion Lens Coating No – Locking Dial Yes – Magnification Type Variable – Reticle Focal Plane First Focal Plane – Revolution Indicator Yes – Reticle Illum. TMR – Rezero Type Set Screw – Reticle Type First Focal Plane – Adjustable Objective No – Side Focus No – Switch Type Push Button – Windage Adjustment Type Capped – Weight (oz) 21.5 – Elevation Adjustment Value per Click 0.1Mil – Elevation Adjustment Range (MOA) 85 – Elevation Adjustment Range (MIL) 24.7 – Elevation Adjustment Range (cm @ 100m) 247 – Elevation Adjustment Per Revolution 10 MIL – Elevation Dial Travel Limit 30MIL – Windage Adjustment Value per Click 0.1Mil – Windage Adjustment Range (MOA) 85 – Windage Adjustment Range (MIL) 24.7 – Windage Adjustment Range (cm @ 100m) 247 – Windage Adjustment Per Revolution 10 MIL – Magnification Max 10 – Magnification Min 2.5 – Objective Lens Diameter (mm) 42 – Linear FOV Low Mag (ft@100yds) 42.2 – Linear FOV High Mag (ft@100yds) 11 – Angular FOV Low Mag (Degrees) 8 – Angular FOV High Mag (Degrees) 2.1 – Eye Relief Low Mag (in) 3.6 – Eye Relief High Mag (in) 3.9 – Fixed Parallax-Free Distance (yd) 150 – Battery Life (hr) Low Intensity 1600 – Battery Life (hr) Medium Intensity 1000 – Battery Life (hr) High Intensity 300 – Number of Illum Settings 8