Optical fluorophosphate glass and process of making same

Details Optical fluorophosphate glass and process of making same Optical fluorophosphate glass and process of making same

1976-03-17

1977-08-09

Douglas, Winston A.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

C03C 316, C03C 318

Patent

active

040408469

ABSTRACT:
A fluorophosphate glass of a high positive anomalous partial dispersion .DELTA..nu..sub.e within the range of from about +10.0 to about +21.0, a relatively high index of refraction n.sub.e within the range of from about 1.47 to about 1.54, and an Abbe number .nu..sub.e within the range of from about 84.1 to about 51.0 is provided. A simple process of melting such a glass is disclosed.

REFERENCES:
patent: 2901363 (1959-08-01), Pincus
patent: 2919201 (1959-12-01), Izunitani
patent: 2996391 (1961-08-01), Weissenberg
patent: 3068108 (1962-12-01), Giffchen
patent: 3492136 (1970-01-01), Bromer
patent: 3508937 (1970-04-01), Bromer
patent: 3597245 (1971-08-01), Bromer
patent: 3656976 (1972-04-01), Izunitani
patent: 3671276 (1972-06-01), Bromer
patent: 3847624 (1974-11-01), Broemer
patent: 3954484 (1976-05-01), Broemer et al.

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