Fluoroborosilicate glass clad article and night vision device

Details Fluoroborosilicate glass clad article and night vision device Fluoroborosilicate glass clad article and night vision device

1989-06-05

1990-04-03

Bell, Mark L.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

350 9634, 350 9626, 501 37, G02B 618

Patent

active

049135180

ABSTRACT:
There are disclosed fluoroborosilicate glasses that are particularly adapted to being drawn with lead silicate core glasses to produce clad glass fibers useful in forming fiber optic bundles to be incorporated in night vision equipment. The cladding glass has a refractive index not over about 1.45 and a coefficient of thermal expansion not over about 120.times.10.sup.-7 /.degree.C. The clad fiber has a numerical aperture approximating or equal to one.

REFERENCES:
patent: 2407874 (1946-09-01), Fraser
patent: 2433882 (1948-01-01), Armistead
patent: 3209641 (1965-10-01), Upton
patent: 3437974 (1969-04-01), Spiegler
patent: 3671380 (1972-06-01), Evanston et al.
patent: 3764354 (1973-10-01), Ritze et al.
patent: 3784386 (1974-01-01), Araujo et al.
patent: 4023953 (1977-05-01), Megles, Jr. et al.
patent: 4102693 (1978-07-01), Owen et al.
patent: 4275951 (1981-06-01), Beales et al.

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