Fluoride Glass Fiber for Infrared Transmission

Fluoride glass fibers were drawn from the GdF 3 -BaF 2 -ZrF 4 glass rod by a conventional fiber fabrication technique. The homogeneous glass rods were prepared with the composition 2≦GdF 3 ≦7, 28≦BaF 2 ≦38 and 58≦ZrF 4 ≦69 (mol%) by casting in a brass mold. The transmission loss of the best fiber wa...

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Bibliographic Details
Published inJapanese Journal of Applied Physics Vol. 19; no. 6; p. L313
Main Authors Mitachi, Seiko, Manabe, Toyotaka
Format Journal Article
LanguageEnglish
Published 01.01.1980
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Summary:Fluoride glass fibers were drawn from the GdF 3 -BaF 2 -ZrF 4 glass rod by a conventional fiber fabrication technique. The homogeneous glass rods were prepared with the composition 2≦GdF 3 ≦7, 28≦BaF 2 ≦38 and 58≦ZrF 4 ≦69 (mol%) by casting in a brass mold. The transmission loss of the best fiber was as low as 0.48 dB/m, measured at 3.39 µm for a fiber several meters long ; further purification of starting materials should yield significant decreases in the transmission loss, approaching the intrinsic value.
ISSN:0021-4922
1347-4065
DOI:10.1143/JJAP.19.L313