Patent ID: 6196704
Filing Date: 2001-03-06
Classification: B60Q,B60S

Abstract:
A light arrangement for a vehicle, said light arrangement comprising:a light source (1) mounted in a reflector (2);a light disk (3) connected to a front end of said reflector (2) in front of said light source (1),at least one emitter (5) emitting a light signal (6) disposed on a first edge of said light disc (3) and at least one receiver (8) for receiving said light signal (6) for detecting a degree of soiling of said light arrangement disposed on a second edge of said light disc (3), wherein said at least one emitter (5) and said at least one receiver (8) are located at oppositely arranged edges (4, 7) of said light disk (3);wherein said light signal (6) travels through said light disk (3) by total reflection to be received by said at least one receiver (8).