Vortex Viper HD 5-25x50 Rifle Scope 30mm Tube First Focal Plane VMR-4 MRAD Reticle Black 15.2in 25oz. From big game to predators theres a proven model for every hunting application. Each member of the Viper HD family delivers outstanding image clarity resolution and sharpness to ensure your target comes into view with sharp detail. Viper HD also boasts enhanced features for unmatched accuracy at extended ranges while also excelling in the low light of dawn and dusk when game is most active. Specifications for Vortex Viper HD 5-25x50 Rifle Scope 30mm Tube First Focal Plane: Manufacturer: Vortex Objective Lens Diameter: 50 mm Magnification: 5 - 25 x Tube Diameter: 30 mm Reticle Focal Plane: First Focal Plane (FFP) Illumination Color: Red Field of View Linear: 23.6 - 4.7 ft at 100 yds Eye Relief: 3.4 in Color: Black Weight: 25 oz Length: 18.75 in Parallax: 20 yds to infinity Illumination Type: LED Battery Type: CR2032 Width: 3.75 in Fabric/Material: Aircraft Grade Aluminum Height: 4.5 in Optical Coating: Fully Multi-Coated Weather Resistance: Waterproof Water Resistance Level: Waterproof Shockproof: Yes Fogproof: Yes Battery Quantity: 1 Magnification Type: Variable Gun Type: Rifle Features of Vortex Viper HD 5-25x50 Rifle Scope 30mm Tube First Focal Plane Optimized with select glass elements to deliver exceptional resolution cut chromatic aberration and provide outstanding color fidelity edge-to-edge sharpness and light transmission. Provides precise aiming under low-light conditions. For increased travel. Integrated locking mechanism prevents accidental adjustments. Elevation turret provides fast accurate easily read elevation adjustments. Scale of reticle remains in proportion to the zoomed image. Constant subtensions allow accurate holdover and ranging at all magnifications. For a rock-solid return to zero after turret adjustments. Anti-reflective coatings on all air-to-glass surfaces provide increased light transmission for greater clarity and low-light performance. Ultra-hard scratch-resistant coating protects exterior lenses from scratches oil and dirt. Gas purged and O-ring sealed for fogproof and waterproof performance in all conditions. Allows quick and easy reticle focusing. Constructed from a solid block of aircraft-grade aluminum for strength and rigidity. Low Glare Matte Black Anodize Corrosion and wear resistant anodization provides low-glare matte surface and helps camouflage the shooter's position. Maximizes alignment for improved accuracy and optimum visual performance as well as ensures strength and waterproofness. Designed to withstand harsh weather conditions. Nitrogen gas purging prevents internal fogging over a wide range of temperatures. Designed to withstand the highest levels of recoil and impact. Package Contents: Vortex Viper HD 5-25x50 Rifle Scope 30mm Tube First Focal Plane Neoprene Cover Sunshade RevStop Zero Ring Custom Turret Tool CR2032 Battery Lens Cloth Vortex VPR-52502: Viper HD 5-25x50 Rifle Scope 30mm Tube First Focal Plane VMR-4 MRAD Reticle Black 15.2in 25oz