BARSKA IR 2ND GENERATION SNIPER SCOPE 100% waterproof and fogproof. Extra-rigid shockproof construction. Side parallax adjustment. Built-in Sniper Edged sun shade. Fast-focus eyebell. Includes scope caps, mounting rings, battery, and lens cloth . Limited lifetime manufacturer's warranty. Magnification: 3x - 9x. Objective Lens: 42 mm. Reticle: Mil-Dot IR Dual Color. Exit Pupil: 4.6-14 mm . Field of View: 36.7 ft@100yds (12.3 m@100m) at 3x, 12.5 ft@100yds (4.2 m@100m) at 9x. Eye Relief: 3.9". Click Value: 1/4". Adjustment Knob: Side-adjustable parallax, target-style windage and elevation adjustments.