2-6X28 Compact Zoom Rifle Scope Magnification: 2x-6x, Objective Diameter: 28mm Main Tube Diameter : 1-inch, Field of View@ 100yds : 42-15.7ft Eye Relief: 3.74  2.96 inch, Exit Pupil: 14 - 4.7, RETICLE : 4 Plex Lens Coating: Blue, Scope Length : 6  inch, Net Weight: 8oz See-thru lens covers included with the scope, Ring Mount: None included