| 摘要 |
PROBLEM TO BE SOLVED: To provide colored glass which has a high content of a coloring component and is strongly colored.SOLUTION: Colored glass is provided that has a following composition (in percent by mass based on oxides): POof 25-75, AlOof 0.5-15, MgO of 0-10, CaO of 0-10, BaO of 0-35, SrO of 0-16, LiO of 0-12, NaO of 0-12, KO of 0-12, CuO of 1-20, F/Fof 0-20, total RO (R=Mg, Ca, Sr, Ba) of 0-40, and total RO (R=Li, Na, K) of 0.5-20. |
