The sign of the message lit, and method for displaying alphanumeric information and / or graphics

摘要

The sign of the message lit, and method for displaying alphanumeric information and / or graphic message sign illuminated (10) comprises a light emitting device (5), a retro reflective translucent film (2) arranged to be illuminated by said light emitting device (5), and mark Distinguishing (1),In that distinguishing mark is arranged in front of the said retro reflective translucent film (2). The distinguishing mark (1) comprises at least one active part (11) adapted to display dynamically an information variable and may comprise in addition a passive part adapted to display information invariable.