| 摘要 |
PROBLEM TO BE SOLVED: To provide a vehicular signal lamp capable of enhancing visibility by changing irradiation width of light according to a surrounding environment.SOLUTION: In a vehicular signal lamp 1 configured by accommodating at least LEDs (light source) 5,6 in a lamp chamber 4 defined by a housing 2 and an outer lens 3 for covering its opening, a plurality of LEDs 5, 6 are arranged across front and rear two stages along an irradiation direction of light, and irradiation width of the light is changed by lighting on/off the LED 6 at the rear side while the LED 5 at the front side is being lighted. Also, another small housing 7 is arranged inside the housing 2, and the LED 5 at the front side is arranged in the housing 7. Furthermore, in front of each of the LEDs 5, 6 arranged front and rear, diffusion lenses 8, 9 are arranged respectively. |
