| 摘要 |
PURPOSE: A lighting device is provided to easily replace a diffusion plate by a rotary bracket. CONSTITUTION: A housing unit(1) has a lighting unit. The housing unit has an irradiation hole. A fixing bracket(2) includes a supporting groove unit. A rotary bracket(3) includes a holding groove unit. An elastic member(4) selectively closes or opens the rotary bracket for the fixing bracket. A diffusion plate(5) is fixed between the fixing bracket and the rotary bracket. |
