DIN EN IEC 62496-4-214:2020
光学电路板 第 4-214 部分:接口标准 使用单排三十二通道 PMT 连接器的端接波导 OCB 组件(IEC 86/553/CD:2019)
Optical circuit boards - Part 4-214: Interface standards - Terminated waveguide OCB assembly using a single-row thirty-two-channel PMT connector (IEC 86/553/CD:2019); Text in German and English