Leupold 178166 VX-5HD CDS-ZL2 4-20X 52mm Obj 28.40-7.70 ft @ 100 yds FOV 34mm Tube Black Finish Illuminated Firedot Duplex The VX-5HD defines Relentless Versatility. Its Wide Magnification Ranges Give Hunters And Shooters The Ability To Adapt To Any Environment. With The Twilight Max HD Light Management System, Its Purpose Built For The Most Extreme Lighting conditions.Rugged And Reliable, The VX-5HD Is Ready For Your Next Adventure. Magnification: 4-20X Objective: 52mm Field Of View: 28.40-7.70 ft @ 100 yds Eye Relief: 3.70"-3.80" Tube Diameter: 34mm Length: 11.70" Weight: 23.30 Oz Reticle: Illuminated Firedot Duplex Proofs: Waterproof, Fogproof