Features: One piece aircraft grade aluminum body, fog proof, shock proof and water resistant, green fused multi-coated lens, dual illuminated reticle (red & green). Magnification: 2.5X-10X Tube Diameter: 30mm Objective: 40mm Length: 13" Net Weight: 18.1 oz. Eye Relief: 2.5"-3.5" Exit Pupil: 16-4 FOV (Feet @ 100 Yards): 32.5-8.9 M.O.A: 1/8 Reticle: MilDot Finish: Matte Black Lens Coating: Green