| 摘要 |
PROBLEM TO BE SOLVED: To provide a lighting device having a simple structure contributing to cost reduction as well as being elaborately designed. SOLUTION: The device contains a box body 1 with its bottom face opened and an angle-variable light reflector 10 of nearly the same length as the box body 1 encased in the box body 1. It forms this light reflector 10 so that its top 11 is approx. arc shaped and its cross section is approximately right triangle shaped, provides a fixing means 20 detachably securing the light reflector 10 to an end plate 4 of the box body 1 near the top 11, and houses the light reflector 10 into the box body 1 to link its longer side 13 with a hinge 8 provided on the opening section side of a side plate 3 for the box body 1. |
