The New Barska Rifle Scopes Illuminated Red 30/30 Reticle featuring an Illuminated Red 30/30 Reticle, variable zoom, fast-focus eyeball, and parallax free at 100 yards. This Pro rifle scopes have large objective lenses for maximum light transmission, and multi-coated lenses increases viewing quality in low lighting conditions. A solid 1 inch monotube contraction ensures that your Pro rifle scope will retain its zero after repeated recoil. Each rifle scope in this series is fully shockproof, waterproof, and fog proof for maximum endurance and protection