The Leupold Mark 4HD 6-24x52mm PR3-MIL Illuminated Riflescope (Leupold part no. 188843) is a professional-grade riflescope from Leupold built on a slim maintube with a 6-24x magnification range, a 52mm objective lens, and a first focal plane PR3-MIL reticle. It features Leupold’s M5C3 elevation dial with a locking, resettable turret, a ZeroLock windage adjustment that resists accidental movement, and a 25-yard side focus for tack-sharp images up close. Motion Sensor Technology wakes the illumination automatically, and like every Leupold riflescope it’s backed by a lifetime guarantee against defects and is waterproof, fogproof, and shockproof.

Key Specifications

• Magnification: 6-24x, a 4:1 zoom ratio.
• Objective lens diameter: 52mm.
• Reticle: PR3-MIL, illuminated, first focal plane.
• Elevation dial: M5C3, locking and resettable to zero.
• Elevation adjustment: 0.1 Mil per click, 125 MOA / 36 Mil total travel.
• Windage adjustment: 0.1 Mil per click, 65 MOA / 18 Mil total travel.
• Eye relief: 3.8 to 4.0 inches across the zoom range.
• Field of view: 4.7 to 17.3 feet at 100 yards (high to low magnification).
• Weight: 27 oz.
• Parallax: side focus, adjustable from 25 yards to infinity.

Frequently Asked Questions

Is the PR3-MIL reticle first or second focal plane?
It’s a first focal plane (FFP) reticle, so holdover subtensions stay accurate at any magnification.

What battery does the illumination use?
The illuminated reticle runs on a single CR2032 battery, with Motion Sensor Technology to extend battery life between uses.

Is this scope waterproof?
Yes, like all Leupold riflescopes it’s waterproof, fogproof, and shockproof, and backed by Leupold’s lifetime guarantee.

Buy the Leupold Mark 4HD 6-24x52mm PR3-MIL Illuminated Riflescope

This Leupold riflescope, part of our Gun Scopes lineup, ships fast from our Lubbock, Texas gun shop — order online today.