| 发明名称 |
Faraday rotation glass |
| 摘要 |
Faraday rotation glass having a practically sufficiently large Verdet's constant, which contains 60 to 75 mol % of P2O5, 10 to 20 mol % of Tb2O3 and 10 to 25 mol % of K2O and having substantially no platinum inclusion.
|
| 申请公布号 |
US5246892(A) |
申请公布日期 |
1993.09.21 |
| 申请号 |
US19920902028 |
申请日期 |
1992.06.22 |
| 申请人 |
HOYA CORPORATION |
发明人 |
YANAGITA, HIROAKI;TORATANI, HISAYOSHI;KASUGA, TOMOKO |
| 分类号 |
C03C3/16;C03C3/17;C03C4/00 |
主分类号 |
C03C3/16 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
