| 摘要 |
PROBLEM TO BE SOLVED: To distribute light in a wide range without increasing the number of components, compared to conventional ones.SOLUTION: A vehicular lighting tool 1 includes: a light source unit 2; a light guide plate 3 making light from the light source unit 2 incident from a right end surface 31 to guide light, and having a right inside surface 32a of a hole part 32 formed in an oblique rear direction in a light guide path from the light source unit 2; and a reflection block 4 having a right side surface 41 arranged in an oblique front direction so as to face the right inside surface 32a while having a clearance interposed between itself and the right inside surface 32a of the hole part 32 of the light guide plate 3.SELECTED DRAWING: Figure 3 |
