发明授权
US07476005B2 Vehicle headlamp 失效
车头灯

Vehicle headlamp
摘要:
A vehicle headlamp including a discharge bulb having a ceramic light emitting tube, the light emitting tube having opposed electrodes and being filled with a light emitting substance; and a reflector, which controls a reflection of a light emitted from the light emitting tube. A cross-sectional shape of the light emitting tube is longer in a lateral direction than in a vertical direction.
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