Deflection Measurement of Co-alloy Materials by Moir é Interferometry 用云纹干涉法测量和研究双层钴合金的挠度
Extraction of Moir é Fringe Signal for Photoelectric Encoder Based on Grating Self-imaging 应用光栅自成像的编码器莫尔条纹信号提取
A simple and cost-effective multi-wavelength fiber ring laser based on a chirped Moir é fiber grating ( CMFG) and a semiconductor optical amplifier ( SOA) is proposed. 提出一种基于啁啾莫尔光栅和半导体光放大器的多波长光纤激光器,结构简单、经济有效。
Digital Simulation Study on Shadow Moir é Profilometry and Phase-stepping Interferometric Holo-Photoelasticity; A brief discussion about several calculating methods for the displacement sensor based on variable period grating 形貌影栅云纹法和相移干涉全息光弹性法的数字仿真研究浅评变栅距光栅位移传感器几种位移解算方案
As a result, with phase unwrapping technique based on Fourier transform, any cross section projection could conveniently be worked out from the Moir é deflectogram of rocket exhausted plumes. 结果发现,根据火箭喷焰的莫尔条纹,采用傅里叶变换相位展开技术,可以方便地提取任意截面的投影信息。
Moir é projection 3-D weld outline real-time measurement system for welding robot 应用于焊接机器人的莫尔投影三维焊缝轮廓实时测量系统
Moir é fringes of one couple of gratings adopted means of difference subdivision, while Moir é fringes of double couple of gratings made use of the method of product subdivision. 单光栅副莫尔条纹采用差值细分方法;双光栅副莫尔条纹采用乘积细分法。
Optical moir é phenomenon caused by overlapping of honeycomb cell's wall can be found when two layers were placed in parallel direction. 结果证明当两层蜂窝按平行方向摆放时出现了光学云纹现象;
The technique of carrier modulation in Moir é interferometry is important in displacement measurement of an object. 在物体变形场的测量中,云纹干涉的载频调制技术有重要作用。
Improvement of Phase-locking Moir é Fringe Subdivision Method Using Frequency Multiplication Technology 乘法倍频对锁相式莫尔条纹信号细分方法的改进
The filtered moir é deflection tomography is proposed to diagnose multi-component complex flow fields which contain chemical reactions. 提出将带滤波的叠栅偏折层析系统用于存在化学反应的多组分复杂气体流场的诊断。
In order to confirm appropriate parameters of parallax barrier ( PB), a parameter design of PB based on a color Moir é condition in autostereoscopic displays is proposed. 为确定三维显示中视差障栅(PB)的最优参数,提出一种基于彩色叠栅条纹的PB参数设计方法。
The cosine grating is taken as the projected grating and the referenced grating; the projection moir é method is analyzed by the physical optics. 以余弦光栅作为投影光栅和参考光栅,对投影型莫尔法从物理光学的角度进行了理论分析。
The influence on the moir é fringe quality with the change from the optic-electro signals of the encoder 编码器光电信号参数变化对莫尔条纹质量的影响
With the aim to improve the measuring precision of a roll angle based on Moir é fringe method, the influence of inconsistent periods of two gratings on the measurement precision is analyzed. 为了提高用莫尔条纹法测量扭转角的测量精度,分析了光栅周期不一致对扭转角测量误差的影响。
This paper presents a method to measure the in plane displacement and the out of plane slope components simultaneously by single beam off plane moir é interferometry. 提出的单光束离面记录云纹干涉法,以高密度闪耀光栅为测量元件,可同时获得面内位移分量和离面位移一阶导数场。
Influence of inconsistent grating periods on roll angle measurement based on Moir é fringe 光栅周期不一致对莫尔条纹法测量扭转角的影响
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。
First, the authors established the mathematic model of two concentric-circle gratings, by using a low-pass filter to moir é fringe the authors obtained the real moir é fringe. 通过对两个同心圆光栅干涉产生莫尔条纹过程的分析,提出了一种测量二维平面位移的方法。
Study of the basic forms and characteristics of the moir patterns in Kangxi period 康熙时期瓷器上云纹基本形态特征研究
A joint-tracing counting and subdividing method for moir é fringes is presented. 提出一种对非正交莫尔条纹信号进行计数细分的方法。
Moir deflectometry is used to display and quantitatively measure jet flow field of bi based power muzzle. 应用莫尔偏折法对双基发射药膛口燃气射流场进行了显示及定量测试研究。
The strain optics measured method for PUR foam is divided into moir? 泡沫塑料应变光学测试方法常用云纹法和显微法两种。
The welded laps joints with different matching were analysed by Moir é interferometry. 运用云纹干涉法对不同匹配(高匹配和低匹配)的焊接搭接接头进行试验分析。
The method of measuring Talbot length with the modulation factor of photoelectric signal of dynamic moir é fringe is proposed. The experimental principle is elaborated, and the experimental results are given. 提出了用动态叠栅条纹光电信号的调制度测量Talbot长度的方法,并阐述了实验原理,给出了实验结果。
The general measurement methods for focal length are introduced in this thesis. Combined with the application background of this project, theory analysis and formula derivation of Talbot effect and Moire fringes for Ronchi gratings are presented. 本文介绍了焦距测量的常用方法,并且结合本课题的应用背景,以Ronchi光栅为例对Talbot效应和Moiré条纹现象进行了理论分析和公式推导。
Octuple-times counting and subdividing method for orthogonal Moir é ( Interference) fringes signals is presented. 提出一种正交莫尔(干涉)条纹信号的区段跟踪计数细分方法。
The results show that the image using shadow moir é capture is fitting to the calculation of grating sensor. 实验证明了采用阴影莫尔法采集的字符图像与光栅传感器的设计计算结果是相吻合的。
The principle of the SIB moir é and the accuracy of deformation measurement are discussed. 对该方法的测量原理以及变形测量的精度进行了阐述。
The blind-hole method and phase-shift moir é interference experiment were combined to measure residual stresses of composite materials. 应用盲孔法结合相移云纹干涉实验测量正交各向异性复合材料的残余应力。