| 摘要 |
PURPOSE:To enable a lighting fixture to select different light distribution characteristics. CONSTITUTION:There is provided a lamp 1 changing in luminous color, depending upon power to be supplied. Also, there are provided the first and second reflection mirrors 21 and 22, having different light distribution characteristics. In this case, the first reflection mirror 21 permits the transmission of the specific color of light, and reflects other types of light. On the other hand, the second reflection mirror 22 reflects light transmitted through the first reflection mirror 1. |
