METHOD OF MANUFACTURING OPTICAL FIBER AND APPARATUS FOR MANUFACTURING OPTICAL FIBER

A method of manufacturing an optical fiber with a hole from a preform having a through hole is disclosed. The manufacturing method includes placing a preform in a drawing furnace, forming an optical fiber by melting and drawing the preform in the drawing furnace while a gas is introduced into the th...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: TSUNEISHI, Katsuyuki, KOHDA, Hiroshi, SATO, Takaharu
Format: Patent
Sprache:eng
Schlagworte:
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