Antique Ruby Red Glass Theater Exit Sign Shade – Kopp Style Triangular Lamp – Vintage Cinema Lighting – Rare Pair OptionStep back into a bygone era with this authentic antique ruby red glass theater exit sign shade. Triangular in shape with beautifully beveled corners, this striking piece once glowed in an old theater, guiding patrons beneath its deep cranberry red brilliance. It carries the unmistakable character of early cinema architecture and classic American craftsmanship. The design appears to be Kopp style, known for its quality glass lighting components. Each