A method using the frequency divtion multiplexing technique of the laser speckle's spatial frequency to record multiple displacement information on a single specklegram is presented.
利用激光散斑空间频率的频分多路传输技术，能够在一张散斑图上记录物体多次变形的全场位移信息。
A method using the frequency divtion multiplexing technique of the laser speckle's spatial frequency to record multiple displacement information on a single specklegram is presented.
利用激光散斑空间频率的频分多路传输技术，能够在一张散斑图上记录物体多次变形的全场位移信息。
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