Leupold Mark 4HD 2.5-10×42 FFP Illuminated TMR

The Leupold Mark 4HD is a professional-grade riflescope engineered for demanding range and field use. It offers a 2.5-10x magnification range with a 42mm objective in a 30mm maintube, and features a First Focal Plane illuminated TMR reticle for holdovers that scale with magnification. The scope includes M5C3 ZeroLock elevation adjustments and is built to Leupold standards for waterproof, fogproof and shockproof performance.

Key Specifications

• The magnification range is 2.5-10x for versatile close-to-mid-range use.
• The objective lens diameter is 42 mm to balance light transmission and profile.
• The maintube diameter is 30 mm for ring and mount compatibility.
• The reticle is an Illuminated TMR in the first focal plane.
• The elevation adjustment system is M5C3 ZeroLock with a 0.1 MIL click value.
• The scope is engineered to be waterproof, fogproof, and shockproof.
• The field of view is approximately 42.2 – 11 ft @ 100 yds (low to high magnification).
• Power is delivered by a CR2032 battery for the illuminated reticle.
• The optical system uses a 4:1 zoom ratio across the magnification range.
• The finish is Black Matte for a low-reflective profile.

The Mark 4HD combines Leupold optical clarity and a practical feature set in a streamlined maintube. Its first-focal-plane illuminated TMR reticle and precise M5C3 adjustments make it suitable for careful sighting and engagement across varied distances, while the robust, weather-resistant construction supports reliable use in routine range and field environments.