Dual fiber variable optical attenuator
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jun 24, 2003
Grant Date -
May 15, 2003
app pub date -
Dec 9, 2000
filing date -
Dec 9, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A variable optical attenuator (200) comprises a dual fiber collimator (202) and a reflection component (206) separated by a linear moveable ND filter (204). The collimator (202) includes a ferrule (304) with dual fibers (310, 320) therein, and a GRIN lens (302) spaced from the ferrule (304) with a distance in compliance with the distance between the reflection component (206) and the GRIN lens (302).
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