| 摘要 |
PROBLEM TO BE SOLVED: To provide a lightning device capable of enhancing the resistance against light degradation.SOLUTION: A lightning device includes: a light source having light emitting elements, a resin part having fire retardancy and provided at a position where the light from the light source reaches directly or indirectly, and a reflective layer not containing any halogen or phosphorus substantially, formed of silicone resin having heat conductivity 1 W/m K or more, and provided to cover a surface of the resin part on the side which the light from the light source reaches. |
