Patent ID: 11964907
Assignee: CORNING INCORPORATED
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 13:
14. The glass of claim 10, wherein the composition of the components comprises
greater than or equal to 0.0 mol. % and less than or equal to 3.0 mol. % Bi2O3,
a sum of GeO2+TeO2 greater than or equal to 0.0 mol. % and less than or equal to 3.0 mol. %, and
a sum of Nb2O5+Ta2O5 greater than or equal to 0.0 mol. % and less than or equal to 3.0 mol. %, and
wherein the composition of the components is:
substantially free of As2O3;
substantially free of Cu, Fe, Cr and Co;
substantially free of fluorine;
substantially free of P2O5; and
substantially free of PbO.