Preparing preforms for fibre fabrication
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United States of America Patent
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N/A
Issued Date -
Feb 17, 2005
app pub date -
Sep 30, 2004
filing date -
Jul 20, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
This invention relates to a method of producing a preform for an optical fibre. More particularly, the present invention relates to a method of preparing preforms for the production of holey optical fibres. The invention provides a method of producing an optical fibre, said method comprising applying heat to the interior of a preform and subsequently drawing said optical fibre from said preform. The invention also provides a method of producing an optical fibre, said method comprising preparing a preform comprising a body of optically suitable material and removing material at predetermined locations in the body so as to provide a plurality of holes within the body, applying heat to the interior of the preform and subsequently drawing said optical fibre from said preform.
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