提出用双环孔径记录进行激光散斑照相的方法。
A double annular aperture method is put forward with which the authors recorded the processes of laser speckle photography.
本文提出了使用散斑照相技术使物体通过漫射介质成象。
In this paper, the speckle photograph technique is used for the formation of image of objects through scattering media.
采用两套旋转孔径散斑照相系统对动态三维位移场进行了研测。
A 3-d dynamic displacement field is studied and tested by use of two sets of rotation aperture spackle photographic system.
采用散斑照相的方法，对带有圆孔的粘弹性位移场进行了试验测定。
The method of speckle photo is used to measure experimentally the displacement field of the viscoelastic model.
提出了一种新的多通道散斑照相术，通过旋转光楔实现多通道散斑图记录。
A new mutiplex speckle photography is given which uses a rotating prism to record multiple specklegram.
根据散斑照相和电弧等离子体物理学原理，研究了诊断氩气焊弧温度场的新方法。
A new method for the diagnostics of the welding arc temperature fields is studied on the basis of Plasma physics, laser speckle photography.
本文提出了三种新的散斑照相孔径方法：一维调频孔径法，交叉孔径法和旋转孔径法。
Three new aperture methods of speckle photography, one dimensional frequency modulated aperture method crossed aperture method and rotation aperture method are proposed.
本文最后提出了旨在提高测量灵敏度的二种实验技术-反射式激光散斑照相法与附加位移法。
Finally, two experimental techniques -the reflective laser speckle photography and the image shift are presented to improve the measurement sensitivity.
实验表明此方法适用于几何尺度较小或温度梯度较小的三维位相物体温度场的散斑照相测量。
The experiment shows that this method is suitable for the measurement of the phase object with the small sectional size and the small temperature gradient.
用激光散斑照相的方法测量了因光在透明介质中折射而引起的散斑位移，并求出介质的厚度与折射率。
By means of laser speckle photography, the speckle displacement caused by refraction in transparent medium is measured. The thickness and the index of refraction is then calculated.
利用旋转孔径技术和锥镜剪切技术进行白光散斑剪切照相，检测动态位移导数场。
Rotating aperture cone shearing white-light speckle photography for measuring dynamic derivatives of displacements is proposed in this paper.
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。
Both theory and experiments show that stroboscopic shearing speckle interferometry is obviously superior to time-average method.
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。
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。
Electronical Speckle Pattern Interferometry (ESPI) is an advance technology with all electronic image record, reconstruction and computer-aided image process.
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