Fixing plate, optical device and projector
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United States of America Patent
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Oct 3, 2006
Grant Date -
Jan 20, 2005
app pub date -
May 28, 2004
filing date -
May 28, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention provides a fixing plate, optical device and projector capable of preventing against color unevenness occurrence and pixel deviation. Specifically, in each of the four sides of a luminous-flux exit surface of a plate part of a fixing plate, there can alternately be formed a first cutout in a groove form extending from an opening toward an outer edge of the plate part and nearly orthogonal to a lengthwise of each side, and a second cutout in a groove form extending from the outer edge toward the opening and nearly orthogonal to the lengthwise of each side.
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