Home / Standards / GB/T 9771.7-2022 GB/T 9771.7-2022 Active Single-mode optical fibres for telecommunication—Part 7: Characteristics of a bending loss insensitive single-mode optical fibre 通信用单模光纤 第7部分：弯曲损耗不敏感单模光纤特性 Standard Type GBT ICS 33.180.10 CCS M33 Status 现行 Issue Date 2022-10-14 Implementation 2023-05-01 Responsible Dept 工业和信息化部（通信） Drafting Unit N/A