| 摘要 |
PROBLEM TO BE SOLVED: To place a light emission part in operation as if the light emission part were in plane emission operation.SOLUTION: The present invention relates to a vehicular lighting device 11 which comprises a light source 12, a linear light guide body 13, a lighting device body 15 having a light guide body accommodation part 14, and a transparent or translucent cover member 16 bonded to a surface of the lighting device body 15. A reflection layer 31 for plane emission which irregularly reflects light emitted from the linear light guide body 13 toward the cover member 16 as if the cover member 16 were in plane emission is provided at least at the light guide body accommodation part 14 of the lighting device body 15. A light guide body fixation part 32 for fixing the linear light guide body 13 to the lighting device body 15 is provided as a different body from the lighting device body 15. |
