Leupold Mark 4HD 4.5-18x52 FFP Rifle Scope - M5C3, Illuminated PR1-MIL, 183624

The Leupold Mark 4HD 4.5-18x52 FFP Rifle Scope - M5C3, Illuminated PR1-MIL, 183624 is designed for shooters who demand precise MIL-based adjustments and first focal plane accuracy in a magnification range built for long-range performance. Its 4.5-18x zoom range provides the flexibility to engage targets across varying distances while maintaining consistent reticle performance.

Built around Leupold's Professional-Grade Optical System, this riflescope delivers excellent light transmission, glare reduction, and image clarity in challenging conditions. The illuminated PR1-MIL reticle allows for precise holdovers at any magnification, while the M5C3 turret system provides consistent 0.1 MIL adjustments for accurate dialing.

Explore more options in our Mark 4HD riflescope lineup to compare different reticle and turret configurations.

Best Uses

• Long-range precision shooting with MIL adjustments
• Tactical rifle applications and field use
• Extended-distance target engagement
• Shooters requiring first focal plane reticle accuracy

Key Features

• 25-Yard Side Focus - Allows parallax adjustment from 25 yards to infinity for a crisp sight picture
• Professional-Grade Optical System - Delivers clarity, contrast, and glare reduction in demanding conditions
• Motion Sensor Technology (MST) - Helps extend battery life by shutting off illumination when idle
• Electronic Reticle Level - Indicates rifle cant to help improve shot consistency
• Illuminated Reticle - Improves visibility in low-light environments
• Integrated Throw Lever - Allows fast magnification changes when conditions shift
• ZeroLock Dial - Helps prevent accidental turret movement and secures your zero
• Zero Stop - Allows a quick return to your established zero after dialing
• First Focal Plane - Keeps reticle subtensions accurate at all magnification levels
• Nightvision Compatible Illumination - Provides brightness settings compatible with night vision devices
• Waterproof, Fogproof, & Shockproof - Built for durability in harsh environments

Why This Riflescope Stands Out

This Mark 4HD configuration stands out for shooters who prefer MIL-based systems paired with a first focal plane reticle in a higher magnification optic. The PR1-MIL reticle supports precise holdovers and ranging, while the M5C3 turret system ensures dependable dialing performance. Its magnification range makes it a strong option for extended-range shooting and tactical applications.

Not sure which reticle system to choose? This guide to MOA and MRAD explains the key differences and when to use each.

Specifications

• Finish: Matte
• Reticle: Illuminated PR1-MIL
• Magnification: 4.5-18x
• Objective Lens: 52mm
• Field of View @ 100 yds: 23.1-5.2 ft
• Click Value: 0.1 MIL
• Elevation Adjustment Range: 36 MIL
• Windage Adjustment Range: 18 MIL
• Eye Relief: 3.6-3.9 in
• Parallax: Side Focus (25 yds to Infinity)
• Length: 14.6 in
• Weight: 27 oz
• Tube Size: 34mm

To complete your setup, pair this scope with dependable scope rings and bases for a secure mounting system. You can also explore Leupold accessories to enhance your optic setup.

For proper mounting and performance, review our scope ring height guide.

Frequently Asked Questions

What is the advantage of a MIL reticle and turret system?
A MIL-based system allows for precise adjustments and consistent holdovers, especially useful for long-range shooting and corrections.

Does this scope use first focal plane design?
Yes, the reticle scales with magnification so holdovers remain accurate at any power setting.

Is this scope suitable for long-range applications?
Yes, its magnification range, reticle design, and adjustment system make it well suited for extended-distance shooting.