Method for making glass optical fibers

Glass manufacturing – Processes – Forming product or preform from molten glass

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65 13, 65 18, 65 60A, 65DIG7, C03B 3700

Patent

active

041486218

ABSTRACT:
A process for producing an optical fiber comprising;
Depositing in a tube silicon and boron oxides, and then,
Depositing oxides of silicon as well as germanium, phosphorus and/or boron, in addition to an additional oxide such as antimony;
Followed by collapsing the tube to form a rod which is drawn into an optical fiber.

REFERENCES:
patent: 3785718 (1974-01-01), Gloge
patent: 3823995 (1974-07-01), Carpentier
patent: 3980459 (1976-09-01), Li
Optical Fibers Based on Phosphosilicate Glass, Gambling et al., Proceedings of the IEE, vol. 123, No. 6, pp. 570-576, Jun. 1976.

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