| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem wherein a display image or a screen of a head up display device may disturb visibility in the distance by a high beam of a driver. SOLUTION: When the high beam is illuminated from a head lamp 1 for a vehicle, an ON detection signal from a head lamp switch 2 is inputted in a control device 5 and an indicator 6 of a head up display device and an infrared light projector 3 become OFF state. As the result, since the image having been formed in front of the driver D is disappeared when the driver D visually recognizes in the distance by the high beam, the visibility in the distance by the high beam of the driver D may not be disturbed by the images of head up displays 6, 7, and securely ensured to enable the driver D to contribute to traffic safety. COPYRIGHT: (C)2006,JPO&NCIPI
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