| 摘要 |
PROBLEM TO BE SOLVED: To provide a sunshine sensor used for an autolighting system for lighting a vehicle lamp on, when receiving a backlight in the evening light with very high risk. SOLUTION: This sunshine sensor 21 is provided with a sensor main body 21a for detecting an illuminance of light, and an incident light regulating part 21b for making only light from a prescribed incident angle range including a photoreception part front face with respect to the sensor main body 21a. The incident light regulating part 21b is provided with a reflected light incidence blocking means for deterring light reflected by the incident light regulating part 21b from getting incident into the sensor main body 21a. COPYRIGHT: (C)2008,JPO&INPIT |
