Light-weight optical glass of fluoro-phosphate

Details Light-weight optical glass of fluoro-phosphate Light-weight optical glass of fluoro-phosphate

1992-08-05

1993-09-21

Group, Karl

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 48, 501902, C03C 3247

Patent

active

052468917

ABSTRACT:
An optical glass has fluorine ion F.sup.- and oxygen ion O.sup.2- as anions. The cations in the glass expressed in terms of fluorides and mol % have the following preferred composite range:

REFERENCES:
patent: 4225459 (1980-09-01), Faulstich et al.
patent: 4363879 (1982-12-01), Broemer et al.
patent: 4427784 (1984-01-01), Nakamura et al.
patent: 4857487 (1989-08-01), Broemer et al.

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