Application of fringe shifting technique in speckle photography |
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| Authors: | C S Vikram K Vedam |
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| Affiliation: | (1) Materials Research Laboratory, The Pennsylvania State University, 16802 University Park, Pennsylvania, USA |
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| Abstract: | It is shown that the fringe shifting technique can increase the sensitivity of speckle photography for sub-speckle size changes. The technique gives time-ordered pattern that can be used for the sign detection of the motion as well. |
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| Keywords: | Speckle photography fringe shifting direction detection sub-speckle size motions |
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