Vehicle lamp having two lamp units with a least one comprising a light guide
AssigneeKoito Manufacturing Co., Ltd.
InventorsShohei KANEZUKA, Haruka Morii
Life of this patent
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Abstract
A composite vehicle lamp includes: a lamp unit; and a lamp housing configured to house a plurality of the lamp units. Each of the plurality of the lamp units has: a light source; and an optical system configured to emit light from the light source in a desired light distribution. The plurality of the lamp units includes: one light-guide-type lamp unit having a light guide; and another light-guide-type lamp unit having another light guide whose form is different from that of the one light-guide-type lamp unit. The one light-guide-type lamp unit and the another light-guide-type lamp unit are turned on as lamps having the same function.
Claims9
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, and
- each boundary between the plurality of reflection surface sections is provided with a reflection step configured to internally reflect the light divergently or diffusely.
Dependencies are inferred from the claim text.