1、

In optical measurement, we could calibrate precision instrument and increase the measuring precision by using the laser interference ( diffraction) fringe orders; the fringe orders could be automatically determined by the zero order fringes' minimum chromatic polarization;

光测量主要通过激光发生干涉(衍射),利用干涉(衍射)条纹的级次进行定标、精确测量,利用零级条纹色偏最小原理,对条纹级次进行自动判断;

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2、

A simple counting method was suggested in order to obtain the fringe order of measured points.

针对光弹流接触副,给出了简单易行的干涉级次判定方法.

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3、

Optical System Signal Simulation of Nanometer Grating Based on Second Order Moire Fringe

基于二次莫尔条纹纳米光栅传感器光学信号仿真

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4、

Combined with the centre of gravity method, the phase extraction is located within the zero-order fringe.

在信号处理中,首先定位干涉信号的重心位置,将相位提取限制在零级条纹。

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5、

The optical system uses the fluorescent lamp with the collimation mirror, incident the grating surface by the parallel light, in order to produce the moir é fringe through the grating.

光学系统采用白光灯加准直镜,以平行光照射光栅面,通过光栅副产生莫尔条纹。

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7、

In order to eliminate the false singularities in the Fringe Components of Equivalent Edge Currents expressions, this paper extends the treatment of false singularities of diffraction coefficients in the Physical Theory of Diffraction into the Fringe Components of Equivalent Edge Currents expressions.

为消除等效电磁流边缘分量表达式中虚假奇异点,将物理绕射理论中处理绕射系数的虚假奇异点的方法推广到等效电磁流边缘分量表达式中。

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8、

In order to eliminate the subdividing error caused by fring signals which is not in phase quadrature, a new method that can directly subdivide fringe signals for random phase relationship is presented.

为消除传统细分方法中由于两路条纹信号不正交引入的细分误差,提出了一种可对任意相位差条纹信号直接细分的新方法。

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