The new PROSTAFF 3-9x40 riflescopes feature a new optical system, Zero-Reset turrets and a quick-focus eyepiece for hunting success. Features include: Multicoated optical system: Multicoated lenses boost light transmission up to levels unheard of in similarly priced scopes. Generous, consistent eye relief: Keeps your brow safe—even with the heaviest recoiling cartridges, lightweight rifles, and severe shooting angles. Precise hand-turn 1/4-MOA click adjustments: Positive-click reticle adjustments get you zeroed in quicker and maintain your setting even with heavy recoil. Extremely bright sight picture: Allows for high-resolution images even when hunting in the least desirable conditions. Versatile magnification range: Offers the flexibility needed for any type of hunting situation, from heavy timber to the open prairies. Waterproof, fogproof, shockproof: Nitrogen filled and O-ring sealed. Magnification 3-9x Objective Diameter (mm) 40mm Exit Pupil (mm) 4.4-13.3mm Field of View 11.3-33.8 ft @ 100 yds Tube Diameter 1 in Eye Relief (inches) 3.6in Objective Outside Diameter 50mm Eyepiece Outside Diameter 44mm Overall Length 12.4 in Adjustment Graduation - Other 1/4 in Max Internal Adjustment 80 MOA Parallax Setting - Other 100 yds Waterproof/Fogproof Yes Reticle Nikoplex Supplied Accessories Nikon lens caps |