Single-mode optical fibres for telecommunication—Part 5:Characteristics of a non-zero dispersion shifted single-mode optical fibre
全国通信标准化技术委员会(SAC/TC 485)
GB/T 9771的本部分规定了非零色散位移单模光纤（以下简称B4类单模光纤)的分类、修约规则、性能要求和试验方法。本部分适用于通信光缆和其他信息传输设备中使用的B4类单模光纤。
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