Method of severing an optical fiber using a laser beam
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United States of America Patent
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Aug 10, 2004
Grant Date -
Feb 5, 2004
app pub date -
Jul 31, 2003
filing date -
Jul 31, 2002
priority date (Note) -
Expired
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Abstract
A method of severing an optical fiber using a laser beam, in which a laser beam emitted from a laser beam source is applied through a square light transmitting section and a lens to an optical fiber, to form a square light spot on the irradiated portion, for melting, evaporating and severing the optical fiber at said irradiated portion, comprising the step of fixing the portion to be severed at, of the optical fiber, in a cylindrical capillary formed to be flat on the side to be irradiated with the laser beam.
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