Improve your sight in the field by using the Leupold VX-5HD CDS Matte FireDot Duplex Riflescope. Despite poor weather conditions, this scope will still perform. Its lens has been treated with waterproof and fog-proof coatings, plus the blackened edges inhibit glare from obstructing your view. And with a single turn of the fast-focus eyepiece, you'll get the full range of diopter adjustment. The Leupold VX-5HD CDS Matte FireDot Duplex Riflescope features a waterproof lens coating and a fast-focus eyepiece.Specifications and Features: Leupold Model #172368: VX-5HD 3-15x44mm with Illuminated Fire Dot Duplex CDS reticle and Matte finish. 100% Waterproof, fog proof, and shockproof. Zero Lock CDS (Custom Dial System) - Simplifies longer shots by eliminating the need for holdovers or ballistic calculations by using a dial that is customized to your rifle and ammo. Twilight Max HD Light Management System - Adds up to 30 minutes of shooting light, best in class glare reduction, and edge to edge HD lens clarity. Illuminated Reticle, ideal for lowlight conditions, with Motion Sensor Technology - Automatically deactivates after 5 minutes of inactivity, yet reactivates instantly with movement for increased battery life.