Method of reducing absorption losses in fused quartz and fused s

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

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65 30R, 65 32, 65DIG7, 250504, C03B 3700

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active

041572530

ABSTRACT:
A method of reducing the absorption losses in an optical fiber by irradiating the optical fiber with ultraviolet light at a reduced pressure and elevated temperature.

REFERENCES:
patent: 3788827 (1974-01-01), De Luca
patent: 3836347 (1974-09-01), Ono et al.
patent: 3865564 (1975-02-01), Jaeger et al.
patent: 4028080 (1977-06-01), Di Vita
patent: 4028135 (1977-06-01), Vig et al.
"Borosilicate Clad Fused Silica Core Fiber Optical Waveguide . . . Process" Dabby et al. Appl. Phys. Lett., vol. 25 #12 12/15/1974 pp. 714, 715.
"Electric Discharge Lamps" H. Cotton p. 184 Chapman and Hall 1946.
"Drawing Induced Defect Centers in a Fused Silica Core Fiber" Friebele et al. Appl Physics Lett. vol. 28 #9, 5/1976 pp. 516-518.
"Surface Cleaning by Ultraviolet Radiation" Vac. Sci Techn. vol. 11 #1, Jan., Feb. 1974 pp. 474, 475.

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