| 发明名称 |
QUARTZ GLASS OPTICAL FIBER |
| 摘要 |
<p>A quartz optical fiber comprising a core having a higher refractive index and made of pure quartz containing fluorine and phosphorus pentoxide and a cladding having a lower refractive index, a weight ratio of fluorine and phosphorus pentoxide in the core being larger than 1 (one), which is substantially free from unstability of the glass structure.</p> |
| 申请公布号 |
EP0160244(B1) |
申请公布日期 |
1988.12.21 |
| 申请号 |
EP19850104466 |
申请日期 |
1985.04.12 |
| 申请人 |
SUMITOMO ELECTRIC INDUSTRIES LIMITED;NIPPON TELEGRAPH AND TELEPHONE PUBLIC CORPORATION |
发明人 |
KYOTO, MICHIHISA C/O YOKOHAMA WORKS;SUZUKI, SHUZO C/O YOKOHAMA WORKS;WATANABE, MINORU C/O YOKOHAMA WORKS;NAKAHARA, MOTOHIRO |
| 分类号 |
C03C13/04;G02B6/00;G02B6/02;G02B6/10 |
主分类号 |
C03C13/04 |
| 代理机构 |
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