Nikon Prostaff Target Efr Riflescope -
Precision-engineered EFR riflescope for .22 LR and air rifle target shooting with exact adjustable-objective parallax settings for various target ranges. Precision reticle with a fine center dot provides minimal target obstruction. Fully multicoated lenses deliver a bright field of view at all ranges and magnification levels. Extremely precise 1/4" at 50-yard adjustments for fine tuning. Knobs can be reset to zero for easy reference field adjustments. Quick-focus eyepiece provides consistent eye relief and easy adjustment. 1” tube is waterproof, fogproof, shockproof and withstands air rifle reverse recoil. Sunshade adaptable. Field of view is 16.9 - 5.7 feet at 50 yards.