Optical waveguides – Optical fiber waveguide with cladding – Utilizing multiple core or cladding
Patent
1991-10-15
1992-10-20
Lee, John D.
Optical waveguides
Optical fiber waveguide with cladding
Utilizing multiple core or cladding
385127, 427163, G02B 622
Patent
active
051577550
ABSTRACT:
A hermetically coated optical fiber comprising a core made of glass, a cladding made of quartz glass surrounding the core the outermost layer of which glass contains fluorine, and a carbon layer surrounding the fluorine-containing glass layer, which optical fiber has good initial strength and fatigue characteristics.
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patent: 4319803 (1982-03-01), Burmeister
patent: 4435040 (1984-03-01), Cohen et al.
patent: 4512629 (1985-04-01), Hanson et al.
patent: 4838643 (1989-06-01), Hodges et al.
patent: 4874222 (1989-10-01), Vacha et al.
Yoshitaka Namihira, "Optical Fiber", Patent Abstract of Japan, Apr. 25, 1989, vol. 13, No. 175 (P-863) 3523.
Ishiguro Yoichi
Ooe Masaharu
Tanaka Gotaro
Yoshizawa Nobuyuki
Barns Stephen W.
Lee John D.
Nippon Telegraph and Telephone Corporation
Sumitomo Electric Industries Ltd.
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