| 摘要 |
PROBLEM TO BE SOLVED: To provide a lighting fixture having excellent heat radiation property and excellent in light distribution property with a simple structure, and an optical member used in the lighting fixture.SOLUTION: A lighting fixture includes: a circuit board; at least one semiconductor light emitting device fixed on the circuit board; a light guide unit whose one end is disposed on the light emitting surface side of the semiconductor light emitting device, and which guides light, incident from the one end, of the semiconductor light emitting device to the other end for radiation and has light transmissivity; a light distribution unit that is disposed so as to surround the periphery of the other end of the light guide unit, and diffuses light radiated from the light guide unit to radiate it omnidirectionally; and a coating body that covers the semiconductor light emitting device, the light guide unit and the light distribution unit so as to separate them from each other. |
