Patent ID: 6620748
Filing Date: 2003-09-16
Classification: C03C,H01S

Abstract:
An optical amplifying glass comprising a matrix glass, and, added thereto, from 0.01 wt % to 10 wt % of Er, wherein said matrix glass substantially comprises, as represented by mol %:Bi2O320 to 70,â€‚B2O3â€ƒâ€‰0 to 14.99,SiO2â€‚â€‰15 to 79.99,CeO20.01 to 10,â€ƒâ€‰Li2O0 to 50,TiO20 to 50,ZrO20 to 50,SnO20 to 50,WO30 to 30,TeO20 to 30,Ga2O3â€ƒâ€‚â€‰0 to 30, andAl2O3.0 to 10