| 摘要 |
PROBLEM TO BE SOLVED: To prevent light leakage from between a luminaire main body 12 and a cover 13. SOLUTION: A lamp storage part 25 having an irradiation opening 25a is provided on a luminaire main body 12. A cover 13 which opens and closes the irradiation opening 25a of the luminaire main body 12 is provided. For at least one of the peripheral edge part of the irradiation opening 25a of the luminaire main body 12 and the peripheral edge part of the irradiation opening 25a thereof, a step difference part 43 which is recess-shaped to the other is provided. A light shield member 51 is provided between the luminaire main body 12 and the cover 13 and at the step part 43. Light leakage from between the luminaire main body 12 and the cover 13 is prevented by means of the light shield member 51 and is prevented by means of the step part 43 even if the light shield effect by means of the light shield member 51 is insufficient. |
