Sensitized optical fiber method and article
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United States of America Patent
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Sep 6, 2005
Grant Date -
Jun 24, 2004
app pub date -
Dec 19, 2002
filing date -
Dec 19, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A refractive index grating comprising an optical fiber having at least one radiation-sensitized portion, in a longitudinal section of the optical fiber, containing a periodic variation of refractive index. The refractive index grating has an initial magnitude that changes no more than two percent after conditioning at a temperature of 300° C. for a time of ten minutes.
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