Is a
Patent attributes
Current Assignee
0
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ming-Jun Li0
Pushkar Tandon0
Dana Craig Bookbinder0
Daniel Aloysius Nolan0
Ji Wang0
Michael Thomas Murtagh0
Date of Patent
April 28, 2009
0Patent Application Number
117012870
Date Filed
January 31, 2007
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An optical fiber comprising: a silica based core having a first index of refraction n1; and at least one silica based cladding surrounding the core, the at least one silica based cladding comprising index lowering non-periodic voids containing a gas, wherein at least 80% of said voids have a maximum cross-sectional dimension of less than 2000 nm, and the NA of the fiber layer situated immediately adjacent to and inside said at least one silica based cladding is at least 0.2.
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