The TRINITY 4X32 Compact Mil-Dot Rifle Scope w/ Rings offers superb light transmission thanks to its blue fused multi -coated lenses, which reduce internal reflections and also provide protection against scratches. The TRINITY 4x32 Compact Scope is made to take plenty of heavy recoil. This tough rifle scope is milled from a single piece of aircraft grade aluminum, for a one-piece body that is then purged and nitrogen charged for fog proofing, and sealed up with weather resistant seals. Magnification: 4X Tube Diameter: 1" Objective: 32 mm Eye Relief: 3" Exit Pupil: 8 mm FOV (feet at 100 yds.): 36.6 M.O.A.: 1/4 Finish: Matte Black Lens Coating: Blue Length: 7.75" Weight: 11 oz. Milled from one solid piece of aircraft grade aluminum to withstand constant heavy recoil Fog proof and shock-resistant housing Nitrogen charged with weather resistant seals Blue fused multi-coated lens provides superior light transmission, resolution and scratch resistance Windage and elevation adjustment 3 Inch eye relief provides safety from heavy recoil and enables fast target acquisition Weaver / Picatinny 1913 ring mounts included