- XD Lens Elements: Extra-low dispersion (XD) glass increases resolution and color fidelity, resulting in crisp, sharp images
- XR Fully Multi-Coated: 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
- Tube Size: 30 mm diameter provides maximized internal adjustment and strength
- 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 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
- ArmorTek: Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt
- Exposed Tactical-Style Turrets: Provide fast, accurate and easily read elevation and windage adjustments
- Side Focus: Adjustment located on left side of turret housing is easily accessible from shooting position. Provides optimal image focus and parallax removal
- CRS Zero Stop: Customizable Rotational Stop (CRS) aids in return to zero after dialing temporary elevation correction
- 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
- MAG-View Fiber Optic: Provides a highly visible reference point for the magnification setting
- Radius Bar: Fiber optic turret rotation indicator provides a highly visible and tactile point of reference for turret rotations
- Fast Focus Eyepiece: Allows quick and easy reticle focusing
- Magnification: 4-16
- Objective Diameter: 44mm
- Eye relief: 4.0"
- Field of View: 27.7-7.4 Feet/100 Yards
- Turret Style: Tactical CRS Zero Stop
- Adjustment Graduation: 1/4 MOA
- Travel per Rotation: 12 MOA
- Max Elevation Adjustment: 75 MOA
- Max Windage Adjustment: 75 MOA
- Parallax Setting: 50 Yards
- Length: 13.7"
- Weight: 20.8 oz
Tree stands to mountain tops, bolt guns to ARs, the Viper HST is ideal for a wide range of shooting applications. Blending many of the best features from Vortex's incredibly popular Viper PST and Viper HS riflescopes, the Viper HST riflescope is built on an ultra-strong 30mm, one-piece aluminum tube to deliver ample windage and elevation travel and optimal adjustment. An advanced optical system, highlighted with a 4x zoom range, provides magnification versatility. A forgiving eye box with increased eye relief gets shooters on target quickly and easily. Incredibly precise, repeatable and durable tactical turrets built specifically for dialing, along with its hashmark-based VMR-1 reticle, top off this highly versatile riflescope’s long-range performance features.