• HD Optical System: Glass selected to reduce chromatic aberration and ensure clarity, color fidelity, and resolution.
• First Focal Plane Reticle: Scale of reticle remains in proportion to the zoomed image. Constant subtensions allow accurate holdover and ranging at all magnifications.
• Glass-Etched Reticle: Allows for intricate reticle design. Protected between two layers of glass for optimum durability and reliability.
• Illuminated Reticle: Provides precise aiming under low-light conditions

• Tube Size: 30mm 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.
• Tactical-Style Turrets: Exposed turrets provide fast, accurate and easily read elevation and windage adjustments.

Vortex's Viper PST riflescopes boast of the features and performance serious shooters demand. Born from an intimate understanding of riflescope design, forward-thinking engineering, and open ears to a market incredibly vocal about what it wants in a riflescope, the Viper PST series delivers.

The Viper PST from Vortex offers top-tier performance in a riflescope designed and built to the standards precision tactical shooters request. Quickly and accurately dial in shots with matching reticle and turret measurements. Professional-grade illuminated reticles are designed for daytime, low light, and nightvision devices. The illumination control can be turned on or off with a single click between each intensity level. Optically indexed lenses deliver optimum edge-to-edge image sharpness and brightness.