METHOD FOR PRODUCING OPTICAL FIBER COUPLER

The invention relates to a method of producing an optical fiber coupler, in which glass portions (1a, 2a) of a plurality of optical fibers (1, 2) are heated so as to be fusion bonded to each other and then, are heated so as to be stretched. In accordance with the invention a gas burner (10) is provi...

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Bibliographic Details
Main Authors SUGANUMA, HIROSHI, FUKUMA, MASUMI, ARIMOTO, KAZUHIKO, TAKIMOTO, HIROAKI, YOKOTA, HIROSHI
Format Patent
LanguageEnglish
Korean
Published 16.03.1994
Edition5
Subjects
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PHYSICS
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Summary:The invention relates to a method of producing an optical fiber coupler, in which glass portions (1a, 2a) of a plurality of optical fibers (1, 2) are heated so as to be fusion bonded to each other and then, are heated so as to be stretched. In accordance with the invention a gas burner (10) is provided which acts as a heat source and has a plurality of gas nozzles (3a-3e) arranged in an axial direction of the optical fibers (1, 2) so as to be fixed in position during heating of the glass portions (1a, 2a).
Bibliography:Application Number: KR19910017973