Patent ID: 9671081
Date: 2017-06-06
CPC Classifications: B60Q,F21S

Claim:
1. A marker lamp mounted on a vehicle, comprising: a first optical system including a first light source and configured to emit a first illumination light; a second optical system including a second light source and configured to emit a second illumination light; and a controller configured to control turning-on/off of the first light source and the second light source, wherein at least a part of an illumination range where a predetermined light intensity is obtained by the second illumination light is positioned outside an illumination range where the predetermined light intensity is obtained by the first illumination light, the first optical system and the second optical system are configured such that a first illumination standard is satisfied by the first illumination light and the second illumination light, the first optical system is configured such that a second illumination standard is satisfied by the first illumination light, and the controller is configured to allow the turning-on of the first light source when the turning-on of the second light source is disabled, and prohibit the turning-on of the second light source when the turning-on of the first light source is disabled.