| 摘要 |
PROBLEM TO BE SOLVED: To provide a cover capable of restraining glare toward an irradiation direction of a light source, and at the same time, brightly irradiating an irradiated face at an opposite side of the irradiation direction of the light source.SOLUTION: The cover 6 used for the lighting system 1 for covering an installation face of a light-emitting part 5 and transmitting light of the light-emitting part 5 to guide it outside is provided with an upper cover 61 arranged at an opposite side of the irradiation direction of the light-emitting part 5, and a lower cover 62 arranged at an irradiation direction side of the light-emitting part 5, the latter 62 with a higher transmittance than the former 61. |
