
[激光][测] 全息干涉量度学
This paper reports the principles and results of axisymmetric temperature field measurements by the double exposure holographic interferometry method.
本文报导了漫射光照明全息干涉度量二次曝光法测量轴对称温度场的原理和实验结果。
This article introduced the experiment theorem and device of calculating the material linear expansive coefficient with the holographic interferometry .
该文介绍了全息干涉计量法测量材料线膨胀系数的实验原理和实验装置。
This paper presents the successful use of multiple holographic interferometry in realizing the holographic real time double exposure (time average) interferometry.
提出了利用多重全息成功地实现实时-双曝光(时间平均)的全息干涉术。
In order to measure liquid mass diffusivities, the principle of a classical holographic interferometry was stu***d.
为测量液相质扩散系数,首先深入研究了传统全息干涉法的实验原理。
Holographic interferometry using separate damping and a double objective light beam is put for-ward for the bonding quality of the clads on the large powder columns.
提出了分体式减振和双物光光路的全息干涉法,解决了大型火药柱包覆层粘接质量的检测问题。
To simplify the analysis of the tectonic stress field in plane, holographic interferometry has been applied to model experiments.
激光全息光弹法引入地质断裂模拟实验,可简化平面构造应力场的分析。
An experimental system based on digital image holographic interferometry and a novel diffusion cell are designed and constructed for the measurement of mass diffusion coefficients.
自行设计和搭建了数字全息干涉法流体质扩散系数测量实验台。
In this paper a new method for measuring 3-D displacements, needle projection method with holographic interferometry, is developed.
本文提出一种新的三维位移测量方法:标针投影全息干涉法。
The principles and applications of laser real-time holographic interferometry (LRTHI) and radar differential interferometry (RDI) techniques are described in this paper, respectively.
分别叙述了激光干涉技术和雷达差分干涉技术的原理及应用。
In digital holographic interferometry, we can accurately measure the slight deformation of the object by calculating the change of the phase information recorded by digital holograms.
干涉测量中,主要通过计算数字全息图中记录下的物体相位信息的变化对物体状态的微小变化进行精确测量。
In the experiments of real-time holographic interferometry, some dark shadow areas appear among the interference fringes. The dark shadow areas play a very important role in the fracture process.
在实时全息干涉计量实验中,当试件负荷甚大时,干涉条纹中会出现一些阴影区,它们在试件破裂过程中起重要作用。
In this paper, the mechanical vibration of two kinds of transducer and rectangular, circular, tubular elements are systematically analysed by holographic interferometry.
本文用全息干涉计量术对两类换能器及长方片状、图片状、管状等三类压电元件作了较全面、系统的振动分析;
The principle, experimental apparatus, optical system and results of applying laser holographic interferometry technique to visualize three-dimensional(3D) temperature field were presented.
介绍了实时激光全息干涉技术应用于三维温度场可视化的原理、实验装置与光路系统、实验结果等。
Laser holographic interferometry is used for non-destructive test of the welded dots on PCB.
一种应用激光全息干涉计量的原理。对印刷电路板焊点进行无损检测。
Photorefractive crystals (PRCs) are very promising recording materials for holographic interferometry, with which real time testing can be realized since they dont need developing and fixing.
光折变晶体是一种新型的记录材料,应用光折变效应,不需显影、定影等复杂处理,可实现实时观测。
Dynamic response of thin elastic plate acted by underwater shock wave is investigated using dynamic holographic interferometry.
采用动态全息干涉法,对弹性薄板受水中冲击波作用下的动态响应进行了研究。
The holographic interferometry for determining optical homogeneity of phosphate glasses with high accuracy was proposed.
提出高精度测量*********玻璃光学均匀性的全息干涉法;
By using double -exposed holographic interferometry , the distribution of sound pressure in the…
利用二次曝光全息干涉术实现了对单轴式声悬浮声压场的研究。
The measurement for the stiffness of broacher body structure by laser holographic interferometry is introduced in this paper.
本文介绍了我们采用激光全息干涉计量方法在拉床床身结构刚度试验中的应用。
Phase-stepping technique is applied to stroboscopic holographic interferometry to extract quantitative results of vibration objects.
本文将相移技术应用在频闪全息干涉计量中,获得了振动物体的定量分析结果。
It is shown that the digital holographic interferometry is an effective method for diagnosing MPT plasma′s plume.
结果表明,数字全息干涉术是研究微波等离子体推进器羽流场的一种有效方法。
The statistical properties of the complex amplitude and the intensity of the interferometric field in holographic interferometry are derived by means of the statistical method.
本文运用统计学方法推导了全息干涉计量中散斑计量场的统计特性。 证明了:干涉计量场的复振幅为复圆高斯随机变量;
In this paper, the principle of laser holographic interferometry nondestructive testing is introduced. The testing methods using thermal stressing and vacuum stressing are described.
本文描述了应用激光全息干涉法检测火药柱包复层脱粘、内部裂缝、及气孔等缺陷的原理和方法。
A multiplexing technique for holographic interferometry is proposed which uses multiple reference beams to encode and record holograms. The experimental results are presented.
提出一种用多束参考光进行编码记录实现多通道全息干涉计量的技术,并给出实验结果。
In the experiment the technique of real-time and time-averaged holographic interferometry is used so that a desirable result in the experiment is achieved.
实验中采用了实时和时间平均全息干涉技术,得到较好的实验结果。
The method has the speciality, just as same sensitivity as the holographic interferometry, ****** light route, compact structure, a low demand of shock resistance etc.
该方法具有与全息干涉计量相同的灵敏度,光路简单,结构紧凑,波像差小,防震要求低等特点。
In this paper we introduce a two-wavelength holographic interferometry, and this method can overcome these two shortcomings.
本文中我们介绍了双波长全息干涉术,这种方法可以克服以上两个缺点。
全息干涉测量法(holographic interferometry)是一种基于全息成像与光干涉原理的高精度无损检测技术,主要用于测量物体在受力、温度变化或振动等条件下的微小形变和位移。其核心原理是通过记录物体在不同状态下的全息图,利用激光干涉产生的条纹图案分析物体表面的变化信息。
$$
Delta = frac{lambda}{2} cdot N
$$
其中,$Delta$为形变量,$lambda$为激光波长,$N$为条纹数量。
全息干涉测量法具有非接触、全场测量和亚微米级精度的特点。相比传统应变仪或电子散斑干涉法,其能够同时捕捉三维表面的动态变化,且无需破坏被测物体。根据国际光学工程学会(SPIE)发布的《先进光学制造技术白皮书》,该技术已成为精密制造领域的关键质量控制手段之一。
全息干涉测量法(holographic interferometry)是一种结合全息术与干涉测量技术的高精度光学分析方法,主要用于物体表面形变、位移、应力等参数的检测。以下从定义、原理、应用及技术特点进行详细说明:
全息干涉测量法通过记录物体在不同时间或不同状态下的光波信息(如变形前后),利用全息术再现这些光波并产生干涉条纹,进而分析物体变化。其核心是将全息照相与干涉技术结合,实现非接触式三维测量。
如需更详细的技术案例或数学公式,可参考、2、6的学术文献或实验说明。
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