| 摘要 |
PURPOSE: A lighting device for reducing a light loss is provided to control a light of an LED having a fixed direction pattern into a fixed target range through a reflector. CONSTITUTION: A lighting device(100) for reducing a light loss includes a first reflector(20), a second reflector(30), and a third reflector(40). The first reflector is arranged in a position capable of reflecting a light of an LED(10) to a front target range. The second reflector is arranged in a position capable of reflecting a light outside the target range to a side rear direction. The third reflector is arranged in a position capable of reflecting a light reflected from the second reflector to a front direction. |
