| 摘要 |
<p>A light-amplifying glass which comprises: a matrix glass comprising 20 to 80 mol% Bi2O3, 5 to 75 mol% B2O3 + SiO2, 0.1 to 35 mol% Ga2O3 + WO3 + TeO2, up to 10 mol% Al2O3, up to 30 mol% GeO2, up to 30 mol% TiO2, and up to 30 mol% SnO2 and containing no CeO2; and 0.01 to 10 wt.% erbium added to the matrix glass.</p> |
