CPC F21S 41/24 (2018.01) [F21S 41/148 (2018.01); F21S 41/33 (2018.01); B60Q 1/04 (2013.01)] | 8 Claims |
1. A vehicle lamp comprising:
a light source; and
a light guide configured to guide light from the light source to emit the light, wherein
the light guide includes:
an incident surface on which the light from the light source is incident;
an emission surface from which the guided light is emitted outside; and
a reflection surface on which the light from the incident surface is internally reflected toward the emission surface,
the reflection surface includes a plurality of contiguous reflection surface sections,
each boundary between the plurality of reflection surface sections is provided with a reflection step configured to internally reflect the light divergently or diffusely,
the light guide is a translucent light-guiding plate,
the incident surface is on one plate surface of the light-guiding plate,
the reflection surface is on the other plate surface of the light-guiding plate such that the reflection surface faces the incident surface,
the emission surface is on an end surface of the light-guiding plate, and
the emission surface includes a lateral emission step configured to reflect light guided to an edge of the light-guiding plate in a thickness direction of the light-guiding plate to emit the light in the thickness direction.
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