Optical device
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United States of America Patent
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May 17, 2005
Grant Date -
N/A
app pub date -
Feb 20, 2004
filing date -
Feb 20, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An optical device uses in a plane image input device. The optical device comprises a body including an incident end and an emergent end. After a light beam enters the body via the incident end, undergoes a total reflection, and emerges from the emergent end. Thus, the size of the plane image input device can be minimized and the optical energy attenuation can be reduced during the transmission process.
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