Laser & Optoelectronics Progress, Volume. 55, Issue 1, 11201(2018)
Two-Step Calibration of Probe Tip Center of Planar Target
Figures & Tables(9)
Fig. 3. Simulation results of coordinate T'x and T'y of probe tip center before and after calibration. (a) T'x; (b) T'y
Fig. 6. Relationship between coordinate T″y of probe tip center and angle tilt β of target
Table 1. Coordinates of targets under target coordinate systemmm
View tableTable 1. Coordinates of targets under target coordinate systemmm
Coordinate location 1 2 3 4 5 6 7 8 x 85 135 175 185 235 285 325 335 y 0 0 -5 0 0 0 5 0 z 0 0 0 0 0 0 0 0
Table 2. Results of probe tip center calibration with the first set of imagesmm
View tableTable 2. Results of probe tip center calibration with the first set of imagesmm
Image number k Proposed method Ref.[8] T'x T'y T'z T'x T'y T'z 1 -16.399 280.007 1931.306 -16.495 279.877 1931.014 2 -16.298 280.040 1931.864 -16.384 279.924 1931.567 3 -16.300 279.998 1931.627 -16.402 279.889 1931.327 4 -16.246 279.995 1931.548 -16.368 279.895 1931.247 5 -16.357 279.992 1931.567 -16.480 279.904 1931.265 6 -16.429 280.024 1932.023 -16.570 279.950 1931.717 7 -16.419 280.047 1931.301 -16.577 279.995 1931.000 8 -16.330 280.078 1931.769 -16.514 280.036 1931.463 9 -16.303 280.087 1931.853 -16.491 280.057 1931.545 10 -16.211 280.053 1932.106 -16.407 280.018 1931.797 11 -16.213 280.077 1932.156 -16.409 280.044 1931.846 Mean -16.319 280.036 1931.738 -16.463 279.963 1931.435 Standard deviation 0.077 0.035 0.296 0.074 0.069 0.292
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Zheng Xingchun, Zhao Min, Feng Shaohua. Two-Step Calibration of Probe Tip Center of Planar Target[J]. Laser & Optoelectronics Progress, 2018, 55(1): 11201
Paper Information
Category: Instrumentation, Measurement and Metrology
Received: Aug. 1, 2017
Accepted: --
Published Online: Sep. 10, 2018
The Author Email: Zhao Min (zhaomin1973@xaut.edu.cn)
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