Home / Standards / GB/T 46177-2025 GB/T 46177-2025 Active Polarizer for organic light emitting displays 有机发光显示用偏光片 Standard Type GBT ICS 31.030 CCS L90 Status 现行 Issue Date 2025-10-05 Implementation 2026-05-01 Responsible Dept 国家标准委 Drafting Unit N/A