Transparent medium element for information data has rear side with light density color coating that forms information data and light density reflective coating applied to rear side

摘要

The device has at least one light reflecting outer edge, at least one electrical light device on the pouter edge and a rear side to which the information data is applied, whereby the light device has a connection to a voltage source. The rear side has a light density color coating that forms the information data and a light density reflective density is applied to the rear side.