3-12x56IR Shooting Rifle Scopes have many features:
Model Number：3-12X56 IR
Tube：30mm
Exit Pupil：9.5~4.5mm
Eye Relief：97mm
Field of View(ft/100 yds / m/100 m)：41.5-10.4/13.8-3.5
Dioptric Compensation：-3 to +2
Click Value：1/4MOA
Max Elevation Adjustment：75MOA
Max Windage Adjustment：75MOA
Parallax Correction：100yds Fix
Length Approx：347mm
Weight：612g/21.59oz
Brightness Level：Six Levels
Submersion Tightness：1m