Tunable filter with wavelength monitor
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United States of America Patent
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N/A
Issued Date -
Apr 10, 2003
app pub date -
Mar 7, 2002
filing date -
Mar 9, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
There is provided a tunable filter with a wavelength monitor, that comprises a wavelength selector 3, a separator for separating a part of a transmitted light beam or a reflected light beam when a wavelength is swept by the wavelength selector, and a monitor 6 for monitoring a part of the separated light beam.
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