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Table 2 Measurement results of gauge blocks (unit: mm)

From: Research on 3D measurement model by line structure light vision

Block thickness

Measuring results

Absolute error

2

2.0178

0.0178

4

3.9771

0.0229

8

7.9786

0.0214

15

15.0162

0.0162

20

20.0173

0.0173