Method of Fabricating an Optical Fiber Preform
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United States of America Patent
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Issued Date -
Feb 16, 2012
app pub date -
Aug 10, 2011
filing date -
Aug 10, 2010
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Abandoned
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Abstract
A method of manufacturing an optical fiber preform includes preparing from a first deposition tube a first rod that includes a central core and preparing from a second deposition tube a second rod that includes a buried trench. The method further includes fitting the second rod as a sleeve over the first rod. This disclosed method facilitates the manufacture of large-capacity fiber preforms using deposition benches having small and/or medium deposition capacity.
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