Vortex Viper HD 3-15x 44mm Rifle Scope - Dead-Hold BDC MOA - When success rides on the perfect shot, rely on the exceptional versatility and optical performance of Viper HD riflescopes. From predators to big game, river bottoms to the Rockies, there's a field-proven configuration for every hunting application. Ultra-rugged. Remarkably adaptable. 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 excelling in the low light of dawn and dusk when game is most active. Dead-Hold BDC MOA Reticle: Customized hashmark design helps eliminate guesswork on holdover and windage corrections. Good for hunting and shooting at varying ranges, where estimating holdover is a concern. Illuminated center dot Features: HD Optical System: Optimized with select glass elements to deliver exceptional resolution, cut chromatic aberration and provide outstanding color fidelity, edge-to-edge sharpness and light transmission. Fully multi-coated lenses Armortex Argon gas purged Waterproof Fogproof Shockproof