Optical fiber
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United States of America Patent
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Aug 14, 2007
Grant Date -
Oct 5, 2006
app pub date -
Mar 31, 2005
filing date -
Mar 31, 2005
priority date (Note) -
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Abstract
An optical fiber resistant to hydrogen-induced attenuation losses at both relatively low and relatively high temperatures includes a substantially pure silica core and a hydrogen retarding layer. The hydrogen retarding coating may be made of carbon, metal, or silicon nitride. The fiber may also include a cladding layer, a second silica layer, and a protective outer sheath.
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