Vortex Optics Diamondback Second Focal Plane

From the Amazon Listing

• The Diamondback 3. 5-10x50 riflescope is one of multiple configurations in the Diamondback lineup and is ideal for a variety of applications.
• Dead-Hold BDC reticle is good for hunting at varying ranges where estimating hold-over would be a concern.
• Lenses are fully multi-coated for crystal clear, bright images from dawn till dusk. The fast focus eyepiece allows for quick and easy reticle focusing.
• Metal on metal precision turrets offer the ability to zero reset after sight-in. A precision glide erector system ensures accurate tracking and repeatability.
• A solid one-piece tube with a hard anodized finish creates a shockproof and durable scope while helping conceal position. Argon purged and o-ring sealed the scope will deliver a lifetime of fogproof and waterproof performance.
• Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.