difference in optical path是什么意思

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用法例句

Optical path difference of uniaxial crystal and field of view of Lyot filter;

单轴晶体的光程差和Lyot型滤光器的视场

Approximation problem in the optical path difference calculation;

光程差计算中的近似问题

The effect of the incident angle on the optical path difference,state of polarization and interference fringes of the system is deduced in detail.

具体分析推导了光线入射角变化对这种新型的可调横向剪切量萨伐尔偏光镜的光程差、偏振度以及对系统干涉条纹的影响;简要论述了这种新型偏振干涉成像光谱仪的工作机理和运行方式,从原理上论证了它具有重量轻、体积小、抗震性好、适用范围广、分束光线平行均匀分布、干涉图样清晰、处理简便等诸多优点,为新型可调横向剪切量的偏振干涉成像光谱仪的设计、研制、调试和工程化提供理论依据和实践指导。

In order to study the application of modern interfering technology,the method for measuring the zero light path difference in white light interfering in the application of absolute length or displacement measurement is given in this paper.

为研究现代干涉技术的应用,提出一种测量绝对长度和位移大小的白光干涉中零光程差位置测量方法。

The theory derive of five-step method for position measurement of zero light path difference in white light interferer system was described.

给出了采用5步法测量白光干涉中零光程差位置的理论推导。

The problems about half wave loss and the distinction between half wave loss and the extra optical path difference in interference of thin film is studied with Fresnel,sformula ;some mistakes in solving this kind of problems were correcte

本文通过对菲涅耳公式的深入分析 ,得出了半波损失正确概念及反射时是否发生半波损失的基本分析方法 ,并指出了半波损失与薄膜干涉中的额外程差的区别 ,纠正了一些文献中常见的错误认识并得到了一些重要结论。

After introducing the spectrometer which is based on the Fresnel-double-mirrors, it s optical-path difference for the on-focus and off-focus points for several different kinds of apertures, and calculate the light intensity and the visibility of the spectrometer were calculated.

在介绍基于菲涅耳双面镜傅里叶变换光谱仪的基本原理后,计算其系统在不同几何形状光源的情况下的轴上点、轴外点的光程差,进而推导出其光强、可见度的分布。