GOLDEN EAGLE® HD 15-60X52 ECR-1 (MOA) RIFLESCOPE Competitive shooters require a very specific set of features to stay ahead of the competition, and The Golden Eagle hits the mark (pun intended). The 15-60x magnification, fine reticle, and positive and repeatable tracking are perfect for fine tuning that record shot. Plus, its relatively light weight29.5 oz.allows shooters to adhere to strict competition weight limits. Whether youre interested in Rimfire Bench Rest, Airgun shooting,Centerfire Bench Rest, NRA High-Power or F-Class competitions, this is the scope for you. Magnification 15-60 x Objective Lens Diameter 52 mm Eye Relief 3.9 Field of View 6.3-1.7 feet/100 yards Tube Size 30 mm Turret Style Target Adjustment Graduation 1/8 MOA Travel per Rotation 10 MOA Max Elevation Adjustment 55 MOA Max Windage Adjustment 45 MOA Parallax Setting 20 to Infinity Length 16.1 inches Weight 29.7 oz OPTICAL FEATURES APO System Apochromatic objective lens system uses index-matched lenses to correct color across the entire visual spectrum. Optically Indexed Lenses Optimize image sharpness and brightness from edge to edge. HD Lens Elements Premium HD (High Density) extra-low dispersion glass delivers the ultimate in resolution and color fidelity, resulting in High Definition images. XRPlus Fully Multi-Coated Premium proprietary coatings deliver the highest level of light transmission with multiple anti-reflective coatings on all air-to-glass surfaces for maximum brightness. Plasma Tech Cutting edge application process provides unparalleled coating durability and performance. Second Focal Plane Reticle Scale of reticle maintains the same ideally-sized appearance. Listed reticle subtensions used for estimating range, holdover and wind drift correction are accurate at 40x magnification. CONSTRUCTION FEATURES Tube Size 30 mm diameter provides maximized internal adjustment and strength while maintaining light weight. Single-Piece Tube Maximizes alignment for improved accuracy and optimum visual performance, as well as ensures strength and waterproofness. Aircraft-Grade Aluminum Constructed from a solid block of aircraft-grade aluminum for strength and rigidity. Waterproof O-ring seals prevent moisture, dust and debris from penetrating the riflescope for reliable performance in all environments. Fogproof Argon gas purging prevents internal fogging over a wide range of temperatures. Shockproof Rugged construction withstands recoil and impact. ArmorTek Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt. Side Focus Adjustment located on left side of turret housing is easily accessible from shooting position. Provides optimal image focus and parallax removal. INTERNAL MECHANISM DESIGN FEATURES Extra-Fine Resolution Turret The resolute increment of adjustment of just 0.125 MOA per click allows competitive shooters to make very small adjustments to fine tune their shots. CONVENIENCE FEATURES Fast Focus Eyepiece Allows quick and easy reticle focusing. Optional 10 MOA Windage Turret Included accessory turret allows for dialing a full 10 MOA revolution of windage before the scale repeats. ASR (Aperture Stop Ring) Broadens the depth of focus allowing the shooter to more easily observe down range mirage and other wind indicators while keeping the target in focus. Aluminum Lens Caps Premium aluminum screw on eyepiece and objective lens covers included. ECR-1 RETICLE (MOA) The ECR-1(Enhanced Crosshair Reticle) ) is a hash marked reticle using moa based subtension lines for holdover, and windage corrections. The floating center dot subtends 0.095 MOA at 40X.