Optical glass with refractive index 1.60, an abbe number 58, wit

Details Optical glass with refractive index 1.60, an abbe number 58, wit Optical glass with refractive index 1.60, an abbe number 58, wit

1987-07-02

1989-03-21

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501903, C03C 3064

Patent

active

048142999

ABSTRACT:
An optical glass, n.sub.d .gtoreq.1.60 and v.sub.d .gtoreq.58, having a high chemical stability as well as resistance to phase separation and crystallization, comprises in percent by weight:

REFERENCES:
patent: 3898093 (1975-08-01), Faulstich et al.
patent: 3970466 (1976-07-01), Faulstich
patent: 4343908 (1982-08-01), Faulstich et al.
patent: 4446241 (1984-05-01), Francel et al.
patent: 4520115 (1985-05-01), Speit et al.
patent: 4521524 (1985-06-01), Yamashita
Doremus, Glass Science (1973), John Wiley & Sons Inc., NY, p. 53.
Kreidl and Uhlmann (1983) Glass: Science and Technology, p. 136, Academic Press, Inc. NY, NY.

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