| 摘要 |
PROBLEM TO BE SOLVED: To provide a lighting device capable of improving a maintenance property.SOLUTION: A lighting device 10 comprises: an LED module 20; a body case 30 that has an opening and can house the LED module 20 inside; a cover 50 constituted by a window frame 52 forming a window part 50a from which light emitted from the LED module 20 can be emitted, and a cover peripheral wall 53 formed on an outer periphery of the window frame 52, covering the opening of the body case 30, and having a peripheral groove 54 at a predetermined position in a direction away from the window frame 52 inside the cover peripheral wall 53; an outside lens 60 and the like having thickness almost same as a size of an interval from the window frame 52 to the predetermined position, and covering the window part 50a from inside of the cover 50; and a snap ring 70 that is formed into a C-shape, that has free outside diameter not less than inside diameter of the peripheral groove 54 of the cover 50, and that can be elastically deformed inward in a radial direction into reduced outside diameter smaller than the inside diameter of the cover peripheral wall 53. The snap ring 70 is engaged with the peripheral groove 54, so as to hold the outside lens 60 and the like to the cover 50. |
