US Patent 8082688 Optical sight

An optical sight is provided and may include an optical element, a reticle selectively displayed on the optical element, and a housing. The housing may include a base, a first post extending from the base, a second post extending from the base, and a cross member extending between the first post and the second post to define an opening receiving the optical element therein. The cross member may include a first surface opposing the optical element and a second surface disposed on an opposite side of the cross member than the first surface, whereby the second surface has a substantially concave shape.