物理实验中的半波损失

The Loss of HW in the Physical Experiment

本文阐述了薄膜干涉中增透膜的反射和透射过程 ,指出了学生因忽视半波损失而对皂液薄膜厚度产生的错误认识 ,分析了学习中容易出现错误的原因 。

In this thesis is elaborated the reverberation and transmission process of transparency-increasing pellicle in the interference of pellicle, pointed out the wrong understanding of the density of soap liquid pellicle caused by students' ignorance of the loss of HW, analyzed the reasons why some mistakes are easily made in the study and advanced the problems worth of notice in the teaching.