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Table 1 The measurement comparison of Experiment 3 under different periods. (Units: mm)

From: Three-dimensional measurement of object surface by using ellipse binary defocusing projection

  T = 200pixels T = 50pixels T = 25pixels
Average. height 37.011 37.116 37.126
RMS 0.062 0.042 0.042
Average error 0.050 0.030 0.024
Maximum error 0.442 0.325 0.253