Image Number 6 for United States Patent #6543906.
A lampshade with a plating film layer is made of ceramics. The plating film layer is formed by a low temperature sputter coating on the lampshade. The color of the plating film layer can be varied, and is tolerable of high temperature. A receiving chamber is installed in the lampshade. A receptacle is elastically supported in the receiving chamber. The inner wall of the receiving chamber has an inner thread. The inner thread and receptacle serve for inputting power so that pins of a bulb are connected to the receptacle or threaded into the inner thread.