Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Joohyun Koh0
Kevin Wallace Bennett0
Date of Patent
October 12, 2010
0Patent Application Number
123561690
Date Filed
January 20, 2009
0Patent Citations Received
Patent Primary Examiner
Patent abstract
According to one example of the invention an optical fiber comprises: (i) a core comprising of Al doped silica having a first index of refraction n1; (ii) at least one silica based cladding surrounding the core and having a second index of refraction n2, such that n1>n2; (iii) a hermetic carbon based coating surrounding said cladding, said hermetic coating being 300 nm-1000 nm thick; and (iv) a second coating surrounding said hermetic coating, said second coating being 5 μm to 80 μm thick.
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