发明名称 |
OPTICAL FIBER AND PROCESS FOR PRODUCING THE SAME |
摘要 |
An optical fiber comprising core glass having therearound a cladding comprising fluorine-containing quartz glass and a process for producing the same are disclosed. Said cladding is composed of an inner portion having a prescribed thickness and a constant fluorine content through its thickness and an outer portion having its fluorine content being gradually decreased in a radial direction so that its outermost surface has a fluorine content of about 0.7% by weight or less relative to SiO2. |
申请公布号 |
DE3474544(D1) |
申请公布日期 |
1988.11.17 |
申请号 |
DE19843474544 |
申请日期 |
1984.04.30 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES LIMITED |
发明人 |
TANAKA, GOTARO C/O YOKOHAMA WORKS;FUJIWARA, KUNIO C/O YOKOHAMA WORKS;MATSUDA, YASUO C/O YOKOHAMA WORKS |
分类号 |
C03B23/047;C03B37/012;C03B37/014;C03C3/06;C03C13/04;G02B6/028;(IPC1-7):C03C13/04;G02B6/10;C03B37/027 |
主分类号 |
C03B23/047 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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