Home / Standards / GB/T 38248-2019 GB/T 38248-2019 Active Evaluation methods of optical radiation safety for household laser display systems 家用激光显示系统光辐射安全特性评价方法 Standard Type GBT ICS 31.120;31.260 CCS L51 Status 现行 Issue Date 2019-10-18 Implementation 2020-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A