laser speckle

Improvement of measuring the salt solution concentration by laser speckle method

用激光散斑法测盐水溶液浓度的改进

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DSP technology was used for fast processing of laser speckle for special materials.

采用dsp( DigitalSignalProcessing)技术对特种材料激光散斑信号进行快速处理.

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Mortise 2 D Stress Intensity Factor Determination by Laser Speckle Method

激光散斑法测定榫槽二维应力强度因子

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Laser speckle interferometry is a new technique in latter-day optics.

激光散斑干涉法是近代光学的一项新技术.

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Application of Laser Speckle Imaging: Monitoring Changes of Vessels in Photodynamic Therapy

利用激光散斑成像监测光动力治疗的血管损伤效应

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Laser speckle contrast imaging ( LSCI) provides full-field and real-time investigation of microcirculation blood flow in vivo with high spatiotemporal resolution, including several advantages, such as non-contact, noninvasive and high speed imaging.

激光散斑衬比成像可以对活体生物微循环血流进行高时空分辨率的实时全场成像。

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An Experimental Research on the CTE Measurement of Metal Composite Leads Using Laser Speckle Interferometry

激光散斑干涉法测量金属复合引线热膨胀系数的实验研究

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Quality improvement of laser speckle patterns by the method of changing aperture

用换孔径法改善激光散斑图质量

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They extend applicable scope of laser speckle photography in study of heat transfer.

从而拓宽了激光散斑照相技术在传热学研究中的应用范围.

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Application of Laser Speckle Photography in the Study of Convective Heat Transfer

激光散斑照相在对流换热研究中的应用

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Based on the theory of laser speckle, a new method to measure the angular vibration of object by the laser speckle is suggested in this thesis.

本文在现有的散斑理论基础上，提出了一种利用激光散斑实时测量目标散射面角振动的新方法。

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Measurement on Surface Temperature Distribution by Laser Speckle Interferometry

激光散斑干涉法测物体表面的温度场

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Some important mechanical properties of oriented polymer molecular bundles within the craze profile have been analogically investigated on simple tensile specimen by laser speckle interferometry.

本文用简单拉伸模拟扣激光散斑干涉试验研究了某些固体高分子材料在出现宏观裂纹之前的银纹中纤维束分子定向影响、非线性特性等一些重要力学特性。

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Measurement of thermal displacement of welding points for differental metals by laser speckle photography

激光散斑照相法测量不同金属材料焊接部位的热位移

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This paper mainly deals with how to use one beam laser speckle photography at the welding points of the titanium alloy steel plate, Resulting in a series of double exposed displacement speckle photoes with the varying of temperatures.

本文对钛合金钢板的焊接部位进行了单光束激光散斑照相，得到了一系列由某一高温降至室温时的双曝光位移散斑图。

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Application of Laser Speckle Method by Direct Recording in Experimental Mechanics

直接记录散斑法在实验应力分析中的应用

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A novel method for measuring concentration field of pollutant diffusion by laser speckle is provided.

提出了一种利用激光散斑和散斑照相技术的污染扩散非定常瞬时全场浓度测量的新方法.

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The effect of the change of angle between two coherent beams on measuring accuracy and range for measuring the surface roughness is discussed according to Leger laser speckle coherent theory, a theoretical criterion of reasonably choosing the angle between two beams is given and verified experimentally.

本文根据Leger激光散斑相干性理论，讨论测量表面粗糙度σ时两相干光束之间夹角的变化对测量精度和测量范围的影响，提出了合理选择夹角的理论依据，并从实验上得到了验证。

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Effect of Diffraction Halo on the Accuracy of Measurement of the Amplitude of Vibration by Laser Speckle

衍射晕对散斑测振精度的影响

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Aberration Measurement on Camera Lens by Laser Speckle Method

用散斑技术测试照相物镜象差及象差的计算方法

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The automatically scaling system on laser speckle radar is part of key laboratory fund item from chief arming ministry-the study of missile target laser scattering characteristics.

激光散斑雷达的研制属于总武装部国防科技重点实验室基金项目&导弹目标激光散射特性研究的部分工作。

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Measuring the thickness of phase objects by laser speckle method

用激光散斑法测量位相物体厚度

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