Home / Standards / GB/T 39585-2020 GB/T 39585-2020 Active Opto-electronic measurement—Performance requirements and test methods of light distribution measurement system 光电测量 配光测试系统的性能要求和检测方法 Standard Type GBT ICS 17.180.99 CCS L50 Status 现行 Issue Date 2020-12-14 Implementation 2021-07-01 Responsible Dept 中国科学院 Drafting Unit N/A