PROJECTION APPARATUS AND LAMP THEREOF
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United States of America Patent
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Issued Date -
Apr 24, 2008
app pub date -
Jul 25, 2007
filing date -
Oct 23, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A projection apparatus including a lamp, a light valve and a projection lens is provided. The light valve is disposed on a transmission path of an illumination beam from the lamp for converting the illumination beam into an image beam, and the projection lens is disposed on a transmission path of the image beam. The lamp includes a lampshade, a filament, a first connector, a second connector, a lead wire and a diffuser. The lampshade has a bottom and a light-emitting section opposite to the bottom. The filament is disposed inside the lampshade, the first connector is disposed at the bottom and electrically connected to the filament, the second connector is disposed on the lampshade adjacent to the light-emitting section, the lead wire is connected between the filament and the second connector, and at least a part of the diffuser is disposed between the lead wire and the light-emitting section.
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