METHOD AND DEVICE FOR DETECTING FOREIGN OBJECT IN OPTICAL FIBER

PROBLEM TO BE SOLVED: To positively detect bubbles in an optical fiber by applying linear polarization light from the side of the optical fiber immediately after melting and spinning in a wire-drawing furnace, receiving transmitted light via an analyzer that is installed on the rear surface of the o...

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Hauptverfasser: NASUNO KOKI, OSONO KAZUMASA
Format: Patent
Sprache:eng
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