Hawke Frontier 30 5-25x50 FFP IR Rifle Scope, Mil Pro Reticle, 1/10 MRAD, 30mm Tube Focal Plane: First Waterproof and Shockproof Nitrogen Purged Length: 14.4" Weight: 24.8 oz Tube Size: 30mm Reticle: Mil Pro Min Parallax Adjustment: 15 yds Eye Relief: 4 inches Field of view @ 100 yards: 22.5-4.5ft Illuminated reticle: Yes, 6 levels of brightness Click Adjustment Value: 1/10 MRAD 19 MRAD Windage and Elevation Adjustment Patent Pending Exposed Zero Lock n' Stop Turrets (zero stop) Locking fast focus eye piece Fully Multi-Coated Lenses - 21 layers Aluminum Mono-Tube