Home / Standards / GB/T 43590.504-2024 GB/T 43590.504-2024 Active Laser display devices—Part 5-4: Optical measuring methods of colour speckle 激光显示器件 第5-4部分:彩色散斑的光学测试方法 Standard Type GBT ICS 31.120 CCS L53 Status 现行 Issue Date 2024-04-25 Implementation 2024-08-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A