Leupold Mark 4HD 4.5-18x52mm FFP PR1-MOA, 34mm

The Leupold Mark 4HD 4.5-18x52mm is a professional-grade first-focal-plane riflescope designed for precision and versatility. It pairs a wide 4.5–18x magnification range with a large 52mm objective and a 34mm maintube to support advanced elevation and windage travel. The scope includes an illuminated PR1-MOA reticle, side-focus parallax adjustment down to 25 yards, and weatherproof construction for use in varied field conditions. Controls and adjustments follow Leupold’s M1C3 specification for tactile, repeatable clicks.

Key Specifications

• The magnification range is 4.5-18x for flexible mid- to long-range work.
• The objective lens diameter is 52mm to maximize light gathering.
• The main tube measures 34mm to accommodate extended adjustment travel.
• The reticle is an Illuminated FFP PR1-MOA for first-focal-plane holdovers at all magnifications.
• The unit weighs approximately 27 oz for a balance of durability and carry weight.
• Eye relief measures approximately 3.60 – 3.90 inches across the magnification range.
• The linear field of view is 23.10 – 5.20 ft @ 100 yds from low to high magnification.
• The side focus/parallax adjustment is set to 25 yards minimum for close-range clarity.
• Elevation and windage adjust in 1/4 MOA click increments.
• The illumination system is powered by a CR-2032 battery to support low-light reticle use.

Engineered for shooters who demand reliable optical performance and repeatable mechanical adjustments, this Mark 4HD configuration delivers a feature set suitable for range work and precision field applications. Its combination of broad magnification range, first-focal-plane illuminated reticle, and robust construction makes it a practical choice for disciplined, high-performance use.