Optical transmission fiber and process for producing the same

Details Optical transmission fiber and process for producing the same Optical transmission fiber and process for producing the same

1988-10-19

1990-12-04

Simmons, David

Glass manufacturing

Processes

Forming product or preform from molten glass

65 13, 65 182, 501 12, 350 963, C03C 2502

Patent

active

049751026

ABSTRACT:
An optical transmission fiber comprising (1) a core of high refractive index composed of SiO.sub.2 -based glass containing at least one of GeO.sub.2, As.sub.2 O.sub.3, Sb.sub.2 O.sub.5, SnO.sub.2, TiO.sub.2, PbO and Bi.sub.2 O.sub.3, (2) a clad of low refractive index composed of SiO.sub.2 -based glass containing at least one of B.sub.2 O.sub.3, F, F/B.sub.2 O.sub.3 and F/P.sub.2 O.sub.5, and (3) an outermost jacket layer composed of SiO.sub.2 and/or SiO.sub.2 -based glass containing at least one of Al.sub.2 O.sub.3, TiO.sub.2, ZrO.sub.2 and HfO.sub.2.

REFERENCES:
patent: 4045198 (1977-08-01), Rau et al.
patent: 4165152 (1979-08-01), Shiraishi et al.
patent: 4188089 (1980-02-01), Gliemeroth et al.
patent: 4221825 (1980-09-01), Guerder et al.
patent: 4243298 (1981-01-01), Kao et al.

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