Projection light source and methods of manufacture
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United States of America Patent
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N/A
Issued Date -
Aug 30, 2007
app pub date -
Dec 27, 2006
filing date -
Dec 27, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A projection light source may include a housing and an arc tube supported by the housing. The arc tube may include an arc tube body having a bulbous chamber intermediate sealed end portions, a pair of electrodes, a fill gas contained within the chamber, a fill material contained within the chamber, and a generally ellipsoidal reflector supported by the housing. The arc tube and the reflector may be positioned so that a focus of the generally ellipsoidal reflector lies on an axis extending between the interior tips of the electrodes of the arc tube.
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