Metal Lamp Cup ExampleLamp cups add an attractive flair to sockets, candelabras, and glass holders. Our cups hide lackluster sockets, as well as cover the bases of light bulbs. Charles Richter offers both cylindrical and round cups for basic functional lighting. Vanity cups and flat bottom cups are also available in a variety of decorative styles to add uniqueness to your lighting fixtures. Charles Richter produces lamp cups using only the highest quality steel, aluminum, stainless steel, copper, and brass. We offer a large selection of lamp cups in various styles and shapes that can be sized and customized to fit your specific needs.