The triangular shearing interferometer,one of the most simple shearing interferometer,which has almost equal light distance,continuously adjustable shearing quality and two everlastingly parallel launching light beams,is described in the paper.
三平板剪切干涉仪是环路剪切干涉仪中最简单的一种 ,它具有基本等光程、剪切量连续可调、两出射光束恒相互平行等特点。
Since both the measuring range and the resolution of a traditional grating interferometer were difficult to be improved simultaneously, a grating interferometry based on a single long metrology grating was presented.
针对传统光栅干涉仪中测量范围和分辨率难以同时提高的问题,提出利用单根大长度、低线数光栅实现大量程、高分辨率位移测量的方法。
Through calibration,nano-repeatability error of grating interferometer mea.
提出了一种新型的激光衍射光栅干涉仪测量系统,以光栅衍射原理和偏振光学为理论基础,配合正交信号的解相位细分原理,使得该系统可以达到纳米级分辨率。
The principle and the method for producing concave gratings through incoherently illuminated grating interferometers are presented.
本文给出利用非相干照明光栅干涉仪制造凹面衍射光栅的基本原理和方法,并报告初步实验结果。
A Lateral Shear Interferometer (LSI) is used for the measurement of the phase distortion of a laser beam propagating through the atmosphere, and for the detection of branch points.
对横向剪切干涉仪（ＬＳＩ）及Ｈａｒｔｍａｎｎ波前传感器的波前探测和复原进行了类比仿真分析，结果表明在同等条件下，前者的波前复原能力优于后者。
The near-field reconstruction algorithm of the cyclic radial shearing interferometer and the amplitude modulation prosperity of Liquid crystal television(LCTV) is introduced.
从干涉图中提取出背景强度后,运用环路径向剪切干涉仪的近场重建迭代算法进行运算,得到了模拟光强的近场分布。
In order to solve this problem, a basal principle of the white light lateral double-shearing interferometer is introduced firstly, and then measuring the semiconductor laser beam′s wavefront which is near the diffraction-limited by the interferometer is reported, and t he formula of calculating the beam′s divergence is deduced according to the Fra unhofer diffraction.
在星间半导体激光通信系统中,如何检测发射光束波面的质量是个较难处理的问题,为了较好地解决这一问题,在简单介绍白光横向双剪切干涉仪的基础上,报道了用此干涉仪对近衍射极限半导体激光光束波面的检测,在此基础上推导出计算远场发散度的公式。
Research on Electronic Speckle Shearing Interferometer Based on Virtual Instrument Technology
基于虚拟仪器技术的电子散斑剪切干涉仪的研究
Our Collimation Testers are lateral-shearing interferometers that can be used to examine and adjust the collimation of laser light.
我们的剪切板准直度测量仪是用于检查和调整激光光束准直度的横向剪切干涉仪。
The detection and reconstruction of wavefront by Lateral Shear Interferometer (LSI) and Hartmann Wavefront Sensor (HWS) have been deduced analogically and simulated numerically.
对横向剪切干涉仪和哈特曼波前传感器的波前探测和复原进行了类比推导和仿真计算。
multiple beam lateral-shear interferometer
多光束横向切变干涉仪
A single shearing interferogram is not sufficient to describe a wavefront.
一张剪切干涉图不足以描述一个波面.
Research on Wavefront Character and Reconstrution Based on Lateral Shearing Interference;
横向剪切干涉的特性研究和波面重建
field-compensated Michelson interferometer
视野补偿米切耳逊干涉仪
Research and Application of the Common-path Radial Shearing Interferometry;
共光路径向剪切干涉测量技术的研究及应用
Research on Precise On-line Surface Measurement by Synchronism Phase-shifting Shearing Interference;
同步相移剪切干涉在线表面精密测量研究
A Non-destructive Detection based on Numerical Shearing Speckle Interferometry System
一种用于无损检测的数字剪切散斑干涉系统
The Common Optical Path Radial Shearing Interferometry to Measure 3-D Temperature Field
共光路径向剪切干涉法测量三维温度场
Far-field Divergence Angle Measurement of Gaussian Beam Based on Wedge Plate Shearing Interference
基于楔板剪切干涉的高斯光束远场发散角测量
Study on Diagnosing the Distorted Wavefront of A Laser Beam by Radial Shearing Interferometer and Controlling It by A New Method
激光光束波前畸变的径向剪切干涉诊断及其控制新方法研究
A CGH PHASE DETECTING INDIRECT SHEARING INTERFEROMETRY FOR ABSOLUTE MEASUREMENT OF ASPHERIC SURFACES
用于非球面绝对检测的计算全息位相探测类剪切干涉法
Design of long guide alignment measurement system based on laser shearing interference
基于激光剪切干涉的长导轨直线度测量系统设计
Euroflock shearing tester
欧罗剪切牢度试验仪
strain controlled direct shear apparatus
应变控制式直接剪切仪
uniform strain shearing strengh tester
等应变剪切强度测试仪