Image devices
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United States of America Patent
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-
Aug 22, 1995
Grant Date -
N/A
app pub date -
May 17, 1994
filing date -
May 17, 1993
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
In an image device wherein rays from LED arrays are guided through single lenses to form an image, LED arrays are arranged on a base plate, single lenses are arranged on a lens plate, the distance between the base plate and the lens plate is kept constant by using a spacer, and the coefficients of thermal expansion of the lens plate, base plate and spacer are made virtually identical to each other.
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Cited Art Landscape
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