Special Features
Glass, optical, mil-g-174, grade c, type 517-645. Both surface polished, rim and chamfers ground. Single layer dielectric coating on one surface. Dimensions, 5.970 in. Lg, 3.500 w, 0.250 in. Thick. All edges chamfered 0.062 in. By 45 deg, all corners beveled, two corners along one side of width 0.250 in. By 45 deg. And two corners along other side of width 0.090 in. By 45 deg. Two mtg slots along one side of width, 0.312 in. W, 0.593 in. O/a depth on 2.375 in. Mtg centers.
