Optical fiber wavelength multiplexer-demultiplexer
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United States of America Patent
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Apr 17, 2001
Grant Date -
N/A
app pub date -
Jun 2, 1998
filing date -
Jun 9, 1997
priority date (Note) -
Expired
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Abstract
The present invention relates to an optical fiber wavelength multiplexer-demultiplexer or router comprising a dispersing system (6) and a reflecting system (9) having a focus, whereas the extremities of the input (2) and output (3) fibers are located in the vicinity of the said focus, It comprises an optical doublet (10-12) correcting the geometrical and chromatic aberrations of the assembly.
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