| 摘要 |
<p>An electric sign in accordance with the present invention is provided with inserted light sources (4) in a plexiglass sheet (1), thus achieving an even light distribution and concealed mounting. In order to produce the light, grooves (5) can be milled out through a light-proof coating (2) on the surface of the sheet and a little below. In this way, the light will be emitted to the viewer in contrast to the remaining coating (2). This gives the sign the maximum effect.</p> |
