11 layer fully multi-coated optics for excellent clarity; 1 inch mono-tube chassis for superior strength; Adjustable objective for parallax correction; Mil Dot Center Reticle features multiple aim points for hold-over and hold-under; Glass etched reticle with red and green illumination; Rheostat on saddle offers 5 levels of brightness; 1/4 MOA low profile "no-snag" fingertip turrets; Fast focus eyebell and high torque zoom ring; Waterproof, Shockproof, Nitrogen purged; Hawke Worldwide Warranty