The 10-40x50 IR 2nd Generation Sniper Scope by Barska is a versatile tactical scope which will perform excellent in long-range targeting situations. This rugged sniper scope is extremely durable, is 100% waterproof and fogproof, shockproof, and features a side parallax adjustment knob. A built-in sniper edged sun-shade is set back in the housing, which allows the sun shade to reduce glare for use in bright sun. Multi-coated optics give the 10-40x50 Sniper Scope a sharp, bright image with excellent contrast. An illuminated red and green mil-dot reticle greatly enhances targeting in low-light situations with 5 levels of brightness. The 10-40x50 2nd Gen Sniper Scope by Barska also features a 30mm tube construction, lockable windage and elevation knobs, 1/8 MOA click adjustments, and a fast focus eyebell for quick target acquisition. Also includes protective scope cap and a set of rings. Backed by Barska's Limited Lifetime Warranty.