Laser speckle interferometry is a new technique in latter-day optics.
斑干涉法是近代光学的一项新技术。
A new method of big shearing digital speckle interferometry is presented.
提出一种新的大错位数字散斑干涉术。
This results provide the basis for analysing fringe quality of speckle interferometry.
这一结果为进一步分析散斑干涉场条纹质量提供了依据。
The principle of imaging system for laser electron shear speckle interferometry is presented.
介绍了激光电子剪切散斑干涉成像系统的原理;
Both theory and experiments show that stroboscopic shearing speckle interferometry is obviously superior to time-average method.
理论和实验都表明频闪剪切散斑干涉照相法要优于时间平均剪切散斑干涉照相法。
Single beam Laser speckle interferometry has been used to measure the deformation of internal combustion engine connecting rod in this paper.
本文用单光束激光散斑干涉法测量了内燃机连杆的变形。
The methods of laser holography and laser speckle interferometry have been used to study the correlations between rock or soil and structure.
采用激光全息摄影和激光散斑干涉计量法,研究了岩、土和建筑物之间的关系。
This paper presents double graph dual-beam speckle interferometry, and the experiment shows an agreeable result with the theoretical analysis.
作者在本文中首次提出双片双光束散斑干涉法,并成功地进行了实验。
The theory of speckle interferometry is applied to study the measurement of the in-plane displacement of solid surface by laser Doppler effect.
本文采用散斑干涉理论研究固体表面面内位移测量的激光多普勒效应方法。
In this paper, the intensity distribution of interference field of holo-speckle interferometry is derived when the error of system geometry exists.
本文导出了存在系统几何偏差时全息一散斑干涉术中干涉场的强度分布。
The principle and structure of laser shearography and electronic speckle interferometry were introduced. Speckle pattern was disposed and analysed.
介绍了研制的激光电子剪切散斑干涉成像系统的原理及结构组成,对散斑图像进行了图像处理分析。
A new experimental method for measuring resonant frequencies of objects is proposed by use of rotating shearing stroboscopic speckle interferometry.
提出一种测量物体固有频率的新方法———旋转剪切频闪散斑干涉法。
The application of image processing technique in speckle interferometry is studied and a speckle image correlation digital technique is presented in the paper.
研究图像处理技术在散斑测量中的应用,提出了一种散斑图像相关数字技术。
It has been explained that the relation between the speckle interferometry and the speckle shearing interferometry by using the theory of the movement of space speckle.
还利用散斑空间运动规律较好地解释了散斑干涉与散斑剪切干涉之间的关系。
Micro speckle interferometry is employed to detect the deformation of the micro beam in the equilibrium and the experimental results are compared with the theoretical prediction.
最后应用微散斑干涉,检测粘附平衡态时微桥和微梁的粘附力以及由毛细粘附所导致的弯曲变形,并与理论计算结果进行比较。
It is expected that the comprehensive application of holographic and speckle interferometry to the measurement of a 3-d displacement field would be an effective method for solving practical problems.
可以设想,全息干涉法和散斑干涉法的综合应用将是测量物体三维位移场和解决实际问题的一种行之有效的方法。
In this paper, the method of measuring the in-plane displacement field under an impact loading is proposed and is named dynamic digital speckle pattern interferometry.
利用数字散斑干涉法,研究了半无限平面模型在受冲击载荷下的面内位移场的测试技术。
Noise reduction is one of the most exciting problems in electronic speckle pattern interferometry.
去除噪声是电子散斑干涉测量技术的研究热点之一。
In dynamic measurement field, when using digital speckle pattern interferometry, we always deal phase with time-average method and spatial carrier phase-shifting method.
在动态测试领域中,数字散斑干涉技术常用到的相位处理方法有时间平均法和空间载波相移法。
Electronic speckle pattern interferometry principle and phase measurement technology in the speckle interferes is introduced2.
系统介绍了电子散斑干涉的原理及散斑干涉中的位相测量技术。
Electronic speckle pattern interferometry(ESPI) is an important branch of optical measurement techniques.
电子散斑干涉测量技术是光学测量技术的一个重要分支。
Digital speckle pattern interferometry (DSPI) is non-contact, full-field optical measuring technique.
数字散斑干涉技术是一种非接触、全场测试的光学测试方法。
This technic has been used in the instrument of IC wafer Stress Analyzer and Shear Electronic Speckle Pattern Interferometry (SESPI).
最后将错位相移器应用于集成电路硅片薄膜应力分布测试仪及错位电子散斑干涉仪之中。
A new type of multi - wavelength digital speckle pattern interferometry is studied, and the possibility of analyzing complex surface geometry by using such a technique is also demonstrated.
研究了一种新的多波长数字散斑干涉技术,并证明了这种技术应用于分析复杂几何形貌表面的可能性。
Traditional speckle fringe patterns by electronic speckle pattern interferometry (ESPI) are inherently noisy and of limited visibility, so denoising is the key problem in ESPI.
原始的电子散斑干涉条纹图中含有很强的颗粒性噪声,对比度很差,因此去除噪声是电子散斑干涉测量技术的关键问题。
Electronical Speckle Pattern Interferometry (ESPI) is an advance technology with all electronic image record, reconstruction and computer-aided image process.
电子散斑干涉是一种利用全电子记录和计算机图象处理系统替代传统照相干版进行测量的先进技术。
Then off-plane displacement field on defects under load of concentrated force was successfully measured by method of electrical speckle pattern of interferometry (ESPI).
同时运用电子散斑干涉方法成功地测量出试件缺陷覆盖层在受到集中力情况下的离面位移。
Then off-plane displacement field on defects under load of concentrated force was successfully measured by method of electrical speckle pattern of interferometry (ESPI).
同时运用电子散斑干涉方法成功地测量出试件缺陷覆盖层在受到集中力情况下的离面位移。
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