| 发明名称 |
PRODUCTION METHOD OF GLASS MATERIAL TO WHICH BIREFRINGENCE IS GIVEN, AND GLASS MATERIAL PRODUCED BY THE METHOD |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a method which can produce a glass material having a birefringence area by a simple method and a production process. SOLUTION: In the production method, a glass material is irradiated with laser light to give birefringence to the glass material. COPYRIGHT: (C)2007,JPO&INPIT
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| 申请公布号 |
JP2007238342(A) |
申请公布日期 |
2007.09.20 |
| 申请号 |
JP20060059325 |
申请日期 |
2006.03.06 |
| 申请人 |
OKAMOTO GLASS CO LTD;CENTRAL GLASS CO LTD;HITACHI CABLE LTD |
发明人 |
TAKESHIMA NOBUHITO;IWANO TAKASHI;NARITA YOSHIHIRO |
| 分类号 |
C03C23/00;G02B5/18;G02B5/30 |
主分类号 |
C03C23/00 |
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