An adaptive phase shifting interferometry, insensitive to the disturbance of constant term of phase perturbations induced by environmental vibration and air turbulence is discussed.
研究对环境振动和空气扰动所造成的两相干光束间常数项光程变化不敏感的自适应移相干涉系统。
Phase shifting interferometry has been commonly applied as a high precision method in profile measurement.
相移干涉技术是表面轮廓测量领域中得到了广泛应用的可实现高精度测量的技术方法。
The virtual grating phase shifting moire fringe method is studied to measure the parameters of gauge block which combines the techniques on grating, moire, and phase shifting interferometry.
研究了集光栅技术、莫尔技术、相移干涉术为一体的虚光栅移相莫尔条纹法测量量块的原理及关键技术。
Phase shifting interferometry (PSI) is a high precise and sensitivity method in testing technology, especially in three-dimensions profile measurement.
移相干涉技术(PSI)是计量测试特别是三维形貌测量中高精度、高灵敏度的测量方法。
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。
Phase shifting interferometry;
相移干涉测量；
In this paper a new method of phase-stepping by changing the temperature of Laser Diode (LD) in phase Shifting Interferometry (PSI) has been presented.
提出利用改变半导体激光器温度来改变波长，在相移干涉仪中实现步进相移计量的新方法。
An adaptive phase shifting interferometry, which is insensitive to the uniform optical path difference induced by environment vibration and air turbulence, is studied.
研究对空气扰动及环境振动所造成的常数项光程变化不敏感的自适应干涉系统。
As for it's non-contact metrology method, it is widely used for testing many physical parameters So phase shifting interferometry plays very important role in high precise optical testing filed.
它采用非接触式的测量手段，广泛的应用于多种物理量的测试，在高精度光学检验测量中占有重要的地位。
The present method is achieved with an amplitude gray-scale spatial light modulator (SLM) as the image input device and based on double exposure holographic phase-shifting interferometry.
像元结构对输入图像的抽样使联合变换功率谱和相关输出是空间周期性重复的。
The present method is achieved with an amplitude gray-scale spatial light modulator (SLM) as the image input device and based on double exposure holographic phase-shifting interferometry.
像元结构对输入图像的抽样使联合变换功率谱和相关输出是空间周期性重复的。
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