optical propagation loss

基本解释

The measurements of optical-waveguide mode and propagation loss indicate that the film is of good optical waveguide properties with low loss.
膜表面粗糙度很小。光波导模式和光损耗测量表明膜具有较低的损耗。
The principles of the common methods to measurement the propagation loss of the NLO polymer film optical waveguide are summarized, and the typical experimental arrangements are presented.
文章综述了测量非线性光学（NLO）聚合物薄膜材料光波导传输损耗的三种新方法及原理，分别给出了典型的实验装置结构图，并对它们的特点进行了比较。
In the paper, the method of test about OE-PCB was reviewed. Including mainly Refractive Index, Optical Propagation Loss, Surface Roughness, Eye Pattern, Bite Error Rate Test and Environment Impact.
文章介绍了印制光-电路板的测试方法，主要包括光波导的折射率测试、光传输损失测试、表面粗糙度测试、眼图测试、误码率测试、环境测试。