Vortex Diamondback 3-9x40 Rifle Scopes feature Reticle and turret measurements that match make dialing in faster and the shot more accurate. The 1 inch tube, precision machined from aircraft grade 6061-T6 aluminum, is stronger and gives you a wider adjustment latitude compared to competitors. The Crossfire II series gives tactical shooters the performance and features they want at a more affordable cost. XR Lens Coatings Vortex proprietary XR fully multi-coated lens coatings increase light transmission for maximum brightness.
This 1 inch tube has a wider adjustment latitude and greater overall strength than competitors. One piece tube maximizes alignment for improved accuracy and optimum visual performance as well as strength and waterproof. Aircraft grade aluminum Construction from a solid block of 6061-T6 aircraft grade aluminum delivers increased strength and rigidity. O-rings create a waterproof seal to prevent moisture, dust, and debris from getting inside the tube for reliable performance in all environments. The rifle scope is fog proof, it is filled with argon gas to inhibit internal fogging over a wide range of temperatures. Machined locking rings hold the lenses in perfect alignment and prevent them from moving, regardless of recoil and impacts. A hard anodized finish is durable and the low glare matte prevents reflection. ArmorTek is an ultra hard, scratch resistant coating that protects exterior lenses from scratches, oil and dirt. Fast Focus Eyepiece allows quick and easy reticle focusing.
VIP Warranty: Lifetime Unconditional Unlimited warrant. This covers everything that may happen no matter who's at fault. VIP stands for Very Important Promise that Vortex has made to its customers. This warranty is fully transferable with no cards needed. The only problems not covered by the warranty are theft, loss, or deliberate damage.