| 摘要 |
PROBLEM TO BE SOLVED: To provide an incandescent lamp for an automobile having a reflecting surface of a head lamp luminous in blue in case that the head lamp is seen from a diffusion area Y, and having a radiated light of high color temperatures. SOLUTION: The incandescent lamp for the automobile is provided with a filament 2 arranged inside a light emitting tube 1 composed of a glass, and a red light reflecting film 5 formed in a position on the side of the light emitting tube 1 facing the filament 2 on the outer surface of the light emitting tube 1. A blue light reflecting film 9 is formed on the outer surface of the light emitting tube 1 excluding the red light reflecting film 5, and a means for absorbing the red light is formed at the inside of the red light reflecting film 5 and the blue light reflecting film 9.
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