Edge-cladding glass of disc laser glass

摘要

A glass for edge-cladding a disc laser glass, comprising, in mol%, followed in parentheses by wt % value, P2O5 46- 63, (64-76) Al2O3 4- 8, (3.5-7.5) B2O3 0- 5, (0-3.0) K2O 2- 20, (2.5-16.5) Na2O 0- 15, (0-8.5) Li2O 0- 14, (0-3.5) K2O + Na2O + Li2O 18- 30, (11.5-20.5) CuO 2- 20, (1.4-13.5) ZnO 0- 15, (0-11.5) MgO 0- 5, (0-2.0) and CuO + ZnO + MgO 7- 20. (4.7-13.5).