A novel method for static interferogram analysis, named virtual grating moire fringe method that is integrated the conceptions of PSI and moire, is presented. Phase-shifter is the main component of phase shifting interferometer.
提出了分析静态干涉图的新方法——虚光栅莫尔条纹法，该方法把移相干涉术和莫尔条纹法两者相结合，能够有效的解决实际干涉测量中的一些具体问题。
参考来源 - 移相干涉术中波面计算方法以及移相器校正技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
So a method of 3d measurement technology based on virtual grating of double frequency was present in the paper.
为解决该问题提出了利用双频虚拟光栅投影的三维测量方法。
The virtual grating phase shifting moire fringe is a method to manipulate the static interferogram with carrier fringes.
虚光栅移相莫尔条纹法是一种对静态干涉图的处理方法。
The feasibility of the virtual grating phase-shifting moire fringe method is achieved by comparing the results with those of ZYGO's.
对实际干涉图进行了处理，并与ZYGO的测试结果进行比对，结果吻合，从而证实了这种方法的可行性。
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