Light screen, has translucent material e.g. of glass consists of base, whose inner surface which is facing light source has luminous screen-inner surface formed by translucent inner layer

摘要

Light screen (L) has a translucent material e.g. of glass consists of a base body (G), whose inner surface (23) which is facing a light source has a light screen-inner surface (28) formed by a translucent inner layer. The inner layer is light distributing and on the outer surface (25) of the base body that is turning away from the light source, an outer coating which is translucent is arranged with changing layer thickness structures (26,27).