Illuminated display medium is made of translucent material, especially glass or synthetic glass placed/suspended in holder with light sources; information is engraved as words or images

摘要

The medium is made of translucent material, especially glass or synthetic glass, in which information is engraved in the form of words or images, and is placed or suspended in a holder with light sources so that only the engraved information appears when the medium is illuminated. The medium can be flat or three-dimensional.