Leupold Mark 4 LR/T 4.5-14x50mm M1 Front Focal Plane Riflescope

The Leupold® Mark 4® LR/T® variable power riflescope, featuring the renowned 4.5-14x50mm M1 Front Focal Plane (FFP) configuration, stands as an enduring benchmark for precision, ruggedness, and optical clarity in demanding environments. For serious shooters, discerning hunters, and tactical professionals seeking an optic that consistently delivers peak performance, the Mark 4 LR/T series offers an unparalleled blend of advanced features and battle-proven reliability. This scope is engineered to help you make every shot count, whether you’re engaging targets at extreme distances on the range, pursuing big game in challenging terrain, or operating in critical tactical situations.

Unrivaled Optical Performance for Elite Shooters

When evaluating a high-performance riflescope, optical quality is paramount. The Leupold Mark 4 LR/T excels in this regard, providing a crystal-clear, bright, and high-contrast image across its entire magnification range. The substantial 50mm objective lens is a critical component, maximizing light gathering capabilities. This is particularly beneficial in low-light conditions, such as dawn, dusk, or heavily shaded areas, extending your effective shooting window and ensuring precise target identification when it matters most.

• Exceptional Light Transmission: Leupold's proprietary lens coatings are meticulously applied to every lens surface, working in concert to minimize reflections and maximize light throughput. This results in an incredibly bright sight picture, reducing eye fatigue during prolonged use and enhancing target definition even in challenging lighting.
• Versatile 4.5-14x Magnification: The variable power range offers remarkable flexibility. At 4.5x, you gain a wide field of view, ideal for quickly acquiring targets at closer ranges or navigating dense environments. As you dial up to 14x, distant targets become precisely identifiable, revealing fine details crucial for accurate shot placement. This versatility makes the Mark 4 LR/T an excellent choice for diverse shooting scenarios, from medium-range hunting to long-range competitive shooting.
• Optimal Field of View (FOV):
  • At lower magnifications (4.5x), the linear field of view spans 18.60 feet at 100 yards (or 6.20 meters at 100 meters). This expansive view allows for rapid target acquisition and situational awareness, especially useful when tracking moving targets or scanning an area.
  • At higher magnifications (14x), the field of view narrows to 7.30 feet at 100 yards (or 2.40 meters at 100 meters), providing the necessary precision for engaging small targets or making critical adjustments at extended distances. Understanding the field of view helps shooters anticipate how much of the surrounding environment they will see, influencing target tracking and overall awareness.
• Generous Eye Relief: The Leupold Mark 4 LR/T boasts excellent eye relief, ranging from 4.40 inches (112.00 mm) at low power to 3.70 inches (94.00 mm) at high power. Why is eye relief important? Adequate eye relief is crucial for shooter comfort, especially when using high-recoil firearms. It helps prevent "scope bite" (the scope contacting the shooter's brow under recoil) and ensures a full, clear sight picture without vignetting, even if the shooter's head position is not perfectly consistent. This consistent and forgiving eye box allows for quicker target acquisition and sustained shooting comfort.

Precision and Repeatability: The Mark 4 Advantage in Adjustments

The Leupold Mark 4 LR/T series is renowned for its M1 adjustment turrets, which are a hallmark of precision and reliability. These tactile, audible, and highly repeatable turrets are essential for any shooter who demands consistent, accurate adjustments for elevation and windage, particularly at long ranges.

• Tactical M1 Turrets: What are M1 turrets and why are they preferred for long-range shooting? M1 turrets are large, knurled, and easy to grip, even with gloves. They offer distinct, positive clicks for each adjustment, providing immediate tactile and audible feedback that assures the shooter of precise changes. Each click represents a precise increment of adjustment (typically MOA or Milradian, depending on the reticle and specific model), making holdover calculations and corrections straightforward and intuitive.
• Expansive Adjustment Ranges: With a substantial 72.00 MOA of both elevation and windage adjustment range, the Mark 4 LR/T provides ample travel for dialing in shots across a vast spectrum of distances and varying wind conditions. This extensive range means you're less likely to "run out of adjustment" when shooting at extreme ranges or compensating for significant environmental factors.
• Unwavering Repeatability and Tracking: One of the most critical aspects of any long-range scope is the repeatability and accuracy of its adjustments. The Mark 4 LR/T's turrets are engineered to track perfectly, meaning that if you dial up 20 MOA and then back down 20 MOA, your point of impact will return precisely to its original position. This "return to zero" capability is absolutely vital for competitive shooters and hunters who might need to quickly adjust for different target distances or environmental factors. This unwavering consistency builds immense trust in the optic's performance.
• Front Focal Plane (FFP) Reticle: The 4.5-14x50mm M1 model often features a Front Focal Plane (FFP) reticle (e.g., Mil-Dot or TMR). In an FFP scope, the reticle physically grows and shrinks in proportion to the image as you adjust magnification. This means that all subtensions (the hash marks or dots on the reticle used for ranging, holdovers, and wind corrections) remain true at every magnification setting. This is a significant advantage for long-range shooting, as it eliminates the need to remember a specific magnification setting for accurate ranging or holdovers. Whether you're at 4.5x or 14x, your reticle provides precise measurements, simplifying complex calculations and enabling faster, more confident shots.

Built for the Toughest Conditions: Uncompromising Durability

Can you use your Leupold scope in the rain, snow, or extreme heat? How durable are Leupold scopes? The Mark 4 LR/T series is synonymous with rugged reliability, meticulously crafted to withstand the harshest environments imaginable. Its construction is a testament to Leupold's commitment to building optics that perform flawlessly when it matters most.

• Aircraft-Grade Aluminum Construction: The scope's main tube is precisely machined from a single piece of 6061-T6 aircraft-quality aluminum. This material is known for its exceptional strength-to-weight ratio, providing a robust housing that protects the delicate internal components from impact and recoil shock.
• Absolute Waterproof, Fogproof, and Shockproof Performance: Leupold's proprietary gas blend and sealing methods ensure that the Mark 4 LR/T is absolutely waterproof and fogproof. The scope is purged with an exclusive Argon/Krypton gas blend, which resists thermal shock more effectively than standard nitrogen, virtually eliminating internal fogging in extreme temperature fluctuations. O-ring seals prevent moisture, dust, and debris from entering the scope, ensuring crystal-clear vision in any weather condition, from torrential downpours to freezing blizzards. Each scope is rigorously tested to withstand significant recoil and impact, ensuring its zero holds true under the most demanding use.
• Optimized Weight and Length: Weighing in at 16.00 ounces (454.00 grams) and measuring 12.60 inches in length, the Mark 4 LR/T strikes an ideal balance between robust construction and practical portability. This carefully considered design ensures the scope integrates seamlessly with a wide variety of rifles without making them unwieldy, contributing to the overall balance and handling of the firearm system.

Real-World Applications and Why Choose the Mark 4 LR/T

Why is Leupold a trusted brand for serious shooters? The Leupold Mark 4 LR/T 4.5-14x50mm M1 is not just a collection of impressive specifications; it's a proven performer in real-world scenarios, trusted by military, law enforcement, and competitive shooters worldwide. Its reputation is built on decades of delivering unwavering performance under pressure.

• Precision Long-Range Shooting: For disciplines like Precision Rifle Series (PRS), Extreme Long Range (ELR), or simply hitting steel at extended distances, the Mark 4 LR/T provides the clarity, precise adjustments, and repeatable tracking necessary to consistently make challenging shots. The M1 turrets and FFP reticle simplify holdovers and wind corrections, empowering shooters to engage targets confidently at 1000 yards and beyond.
• Demanding Hunting Expeditions: When ethical shot placement is paramount, regardless of distance or weather, the Mark 4 LR/T stands out. Its low-light performance helps identify game in twilight hours, while its robust construction ensures it can withstand rugged backcountry hunts. The precise adjustments mean hunters can confidently compensate for bullet drop on varying terrain, ensuring a clean and humane shot.
• Tactical and Law Enforcement Operations: In critical tactical applications, reliability and rapid adjustments are non-negotiable. The Mark 4 LR/T's robust build, clear optics, and intuitive M1 turrets make it a go-to choice for snipers and designated marksmen, providing a crucial advantage in high-stakes situations where every second and every shot counts.
• An Investment in Precision: Choosing a Leupold Mark 4 LR/T is an investment in an optic that will last a lifetime. Leupold stands behind its products with a legendary warranty, further reinforcing the trust and confidence that users place in the brand. This commitment to quality and customer satisfaction is a key reason why Leupold remains a top recommendation for anyone seeking a high-performance rifle scope.

Setting Up Your Leupold Mark 4 LR/T for Optimal Performance

To maximize the performance of your Leupold Mark 4 LR/T, proper mounting and zeroing are essential. Utilize high-quality rings and bases, ensuring a secure and level installation. Follow Leupold's recommendations for torque specifications to prevent damage and maintain zero. Once mounted, carefully zero your rifle at your preferred distance, taking advantage of the precise M1 turrets for accurate adjustments. With proper setup, your Mark 4 LR/T will consistently deliver the precision it was designed for.

The Leupold Mark 4 LR/T 4.5-14x50mm M1 Front Focal Plane riflescope (UPC 030317561307) is more than just an optic; it's a critical tool for achieving unparalleled accuracy and reliability in the most challenging conditions. Its blend of superior optical performance, precise and repeatable adjustments, and battle-proven durability makes it an indispensable asset for serious shooters worldwide. Experience the difference true precision makes.

This exceptional riflescope is available for purchase at DEGuns and deguns.com, where you can find a wide selection of premium shooting equipment to complement your Leupold Mark 4 LR/T.

Feature	Measurement (Imperial)	Measurement (Metric)
Weight	16.00 oz	454.00 g
Length	12.60 in	-
Objective Dia.	1.60 in	-
Linear FOV - Low	18.60 ft @ 100 yd	6.20 m @ 100 m
Linear FOV - High	7.30 ft @ 100 yd	2.40 m @ 100 m
Eye Relief - Low	4.40 in	112.00 mm
Eye Relief - High	3.70 in	94.00 mm
Elevation Adjust.	72.00 MOA	-
Windage Adjust.	72.00 MOA	-
UPC	030317561307	-
SKU	56130	-