| 摘要 |
The illumination system (10) throws light (P3,P4) onto the whole or part of a building wall (16). A tube (12) contains lights of different colors (21-23) in a triangular array. There is a reflector portion (17) and an aperture (18) covered with a curved transparent window (33) admitting light beams (P1,P2) to a curved mirror (13). |
