发明名称 OPTICAL FIBER FOR ELECTRO COMMUNICATION
摘要 PURPOSE:To enable a wide range of transmissions and to prevent an increase in the bend loss by making the difference in the refractive index between the core and clad less than that of the other parts.
申请公布号 JPS5232341(A) 申请公布日期 1977.03.11
申请号 JP19750108621 申请日期 1975.09.08
申请人 NIPPON ELECTRIC CO 发明人 YANASE TOMOO
分类号 G02B6/02;G02B6/26 主分类号 G02B6/02
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