光程差

According to the traits of images in sptial domain and Fourier domain, it is testified that pixels on the large optical path difference are important for the shape of spectrum.

根据干涉高光谱图像在空间域和傅里叶域的特点，推导出空间域中随着光程差的增大，干涉图像对傅里叶域中光谱曲线的形状影响越大。

The magnitude of the stress was calculated according to the intensity of the polarization mode coupling. The location of the stress was determined by calculating the optical path difference of the two orthogonal polarization modes.

由偏振模耦合的强度计算应力的大小，通过由双折射引起的2个正交的偏振模的光程差计算应力的位置。

According to the signal-to-noise ratio of the spectrum resulting from the FSD procedure,it is proved that pixels on the large optical path difference are important for the shape of spectrum.

该算法根据退卷积技术对复原光谱信噪比的影响，推导出时域中随着光程差的增大，干涉图像压缩失真对频域中光谱曲线的信噪比影响越大。

Optical path difference varies from point to point.

根均方 。光程差OPD从点到点发生变化。

Unified explanation of the effects due to Talbot and Montgomery effect is presented in optical path difference between diffraction spatial frequency spectrums.

从成像过程中各衍射频谱分量的光程差，给出了Talbot效应和Montgomery效应的统一解释。

A complete explanation for Talbot and Montgomery effect is presented by studying the optical path difference of each diffraction spectral component formed in the process of imaging.

从成像过程中各衍射频谱分量的光程差出发，给出Talbot效应和Montgomery效应的统一解释。

The inherent nonlinerity in the system are analyzed , and the equation of optical path difference is given . We obtained the best parameters to decrease the system nonlinerity . The simulated experiment give us ideal result which proved my analysis.

我们着重分析了其系统中存在的固有的非线性，给出了光程差的计算公式，找出了使系统非线性最好的参数匹配，并进行了仿真实验，得到了理想的结果。

The phase of interference signal is modulated in time domain by sinusoidally changing the injection current of a laser diode. This results in a quasi-heterodyne measurement mode, which increases the measurement accuracy of optical path difference.

通过正弦地改变半导体激光器的注入电流在时域内实现对干涉信号的相位调制，形成准外差干涉测量模式，提高了光程差的测量精度。

It is found out that the different titling directions of moving mirror affect the system error independently, at the same time they can be added. The original phase of the interferogram is changed slowly or rapidly with the optical path difference changed, and the phase error is different too.

在动镜的运动中，左右方向的倾斜和俯仰方向的倾斜对系统的影响彼此具有独立性，又具有叠加性；干涉图中初相位因子随光程差改变缓慢变化或快速变化，对相位误差的影响也不全相同。

Phase shifting interferometry has been widely used and accepted as a fast and accurate non-contact metrology tool. It is widely used to test optical element, optical system, and to detect optical surface and some physical parameter(such as temperature field, density field) related with optical path difference.

移相干涉术作为快速、非接触的精密测量手段，已经广泛地应用于光学零件、光学系统、精密表面的检测和其它与光程差参数相关的物理量的测量。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。