Scanning optical system and laser scanning apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Jul 30, 2002
Grant Date -
N/A
app pub date -
Jun 30, 2000
filing date -
Jul 1, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A scanning optical system that images a laser beam on a surface to be scanned, said laser beam being emitted from a light source and deflected by a deflector in order to scan the surface to be scanned, said scanning optical system, has a first optical functional surface being a reflecting surface having a 'twisted' configuration; and a second optical functional surface having a 'twisted' configuration different from the 'twisted' configuration of the first optical functional surface.
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