Technical Information: It performs very well.. If you have a problem, Redfield will make it right.

This red dot sight manufactured by the experts at Redfield features a low-profile, wide field of view with superior optics. Red Housing material: No excuses, no backpedaling and no passing the buck.

All adjustments are made using the supplied hex wrenches. Parallax seemed well controlled at 25 yards and beyond, but some parallax was evident at very close range.