Vortex Optics

Diamondback HP 3-12x42 Riflescope

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The Diamondback HP (High Performance) riflescope offers a full-on array of features that discerning hunters are sure to appreciate. Optically, these scopes hit the proverbial mark. XD extra-low dispersion glass increases resolution and color fidelity while XR fully multi-coated lenses maximize every minute of shooting light. The side focus/parallax adjustment is easily accessible while keeping a trim profile and allowing optimal mounting height. And, with a 4x zoom range, the Diamondback HP offers highly versatile magnification.

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Product Details

**Shipping Information: Currently, this item doesn’t ship outside of the United States, to APO/FPO addresses, or PO Box addresses. We’re very sorry for this inconvenience.**


  • Magnification 3-12 x
  • Objective Lens Diameter 42 mm
  • Eye Relief 4.0 inches
  • Field of View 28.8-8.2 feet/100 yards
  • Tube Size 1-inch
  • Turret Style Capped
  • Adjustment Graduation 1/4 MOA
  • Travel per Rotation 15 MOA
  • Max Elevation Adjustment 90 MOA
  • Max Windage Adjustment 90 MOA
  • Parallax Setting 30 yards to infinity
  • Length 12.5 inches
  • Weight 18 ounces


  • 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.
  • Listed reticle subtensions used for estimating range, holdover and wind drift correction are accurate at the highest magnification.


  • Tube Size 1-inch diameter.
  • 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 riflescope 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 low-glare matte finish helps camouflage the shooter's position.
  • Precision-Glide Erector System Uses premium components in the zoom lens mechanism to ensure smooth magnification changes under the harshest conditions.
  • Capped Reset Turrets Allow re-indexing of the turret to zero after sighting in the riflescope.
  • Caps provide external protection for turret.
  • Side Focus Adjustment located on riflescope's left side and is easily accessible from shooting position. Provides optimal image focus and parallax removal.


  • Precision-Glide Erector System Uses premium components in the zoom lens mechanism to ensure smooth magnification changes under the harshest conditions.


  • Fast Focus Eyepiece Allows quick and easy reticle focusing.