发明申请
US20100201268A1 DISCHARGE LAMP, LIGHT SOURCE DEVICE, AND PROJECTOR 有权
放电灯,光源设备和投影仪

DISCHARGE LAMP, LIGHT SOURCE DEVICE, AND PROJECTOR
摘要:
A discharge lamp includes an arc tube made of quartz glass and enclosing a light emitting substance, and an electrode mainly made of tungsten and arranged in the arc tube, the electrode including at least one getter material that binds with oxygen.
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