| 摘要 |
PROBLEM TO BE SOLVED: To provide a traffic light with which a person can recognize which signal lamp is lighted, even if it is directly illuminated by sunlight and which prevents pseudo-lighting phenomenon. SOLUTION: The traffic light is provided with a light source 2, a reflector 3 reflecting the divergent light of the light source to be almost in parallel, a lens array 4 in a meniscus shape for efficiently diffusing the light, an eaves part 4a for improving the shielding of sunlight and the light distribution of signal light, immediately after the array and a color filter 5 giving a face 5a where a prism operation is caused.
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