Vortex Diamondback Riflescope 4-12x40mm DBK-04-BDC

The Diamondback® —loaded with features! First, the solid one-piece aircraft-grade aluminum alloy construction makes the Diamondback® riflescope virtually indestructible and highly resistant to magnum recoil. Argon purging puts waterproof and fogproof performance on the agenda, and advanced fully multi-coated optics raise an eyebrow when crystal clear, tack-sharp images appear in the crosshairs. Look for all this and more in a riflescope you'd expect to cost quite a bit more-but doesn't. We can live with that. OPTICAL FEATURES: + Fully Multi-Coated- Increases 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. + Single-Piece Tube- Maximizes alignment for improved accu