Vortex Viper 4-12x40 PA Riflescope with Dead-Hold BDC Reticle (MOA)

Effortlessly shrugging off recoil moisture and darkness! The Viper's status as a premium riflescope won't be as easy to shake. Discover a riflescope with incredible performance features like premium fully multi-coated optics with 95 percent light transmission heavy duty Precision Force spring systems and the glass smooth Precision Glide erector system-delivering all this and more at a price that should have pulled a few more hundreds from your wallet than it did.4-12x40 riflescope is ideal for big game long range predator/varmint and target applications.Dead-Hold BDC reticle has a customized design that helps eliminate guesswork on hold-over and windage corrections. Good for any hunting or shooting at varying ranges where estimating hold-over would be a concern.Side knob parallax adjust allows quick and easy parallax adjustments with range numbers visible while in the shooting position.Optical Features: XD Lens Elements: Extra-low dispersion (XD) glass increases resolution and color fidelity, resulting in crisp, sharp images. XR Fully Multi-coated optics: Proprietary coatings increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces. 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 the highest magnification.Construction Features: Tube Size: 1 inch diameter tube offers a versatile blend of adjustment, size and weight for a wide variety of shooting applications. 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 binocular 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. Hard anodized finish: Highly durable hard-coat anodization provides a low-glare matte surface and helps camouflage the shooter's position. Armor Tek: Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt. Capped Reset Turrets: Allow quick re-indexing of the turret (no tool needed) to zero after sighting in the riflescope. Caps provide external protection for turret. 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: Precision-Force spring system: Uses premium components in the erector-spring system to ensure maximum repeatability and ease of adjustment. Precision-glide erector system: This system ensures the components in the zoom lens mechanism glide smoothly and cleanly through all magnification ranges.Convenience Features: MAG-Bar: Allows rapid, easy changes in magnification. Fast Focus Eyepiece: Allows quick and easy reticle focusing.In The Box: Removable lens covers Lens clothDEAD-HOLD BDC RETICLE: The customized design of this reticle helps eliminate guesswork on hold-over and windage corrections. Good for hunting and shooting at varying ranges where estimating hold-over is a concern.