Jiawen Jiang, Jiehu Kang, Bin Wu. High Precision Positioning and Compensation Algorithm for Laser Spot Center[J]. Laser & Optoelectronics Progress, 2021, 58(14): 1412002
- Laser & Optoelectronics Progress
- Vol. 58, Issue 14, 1412002 (2021)
Fig. 1. Relationship between residual Δyk and center position yc
Fig. 2. Relationship between residual Δyk and center position yc after error compensation
Fig. 3. Experimental setup for verifying the localization algorithm
Fig. 4. Laser spot image
Fig. 5. Measured relationship between residual Δyk and center position yc
Fig. 6. Error compensation curve
Fig. 7. Spot center coordinates in y direction
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Table 1. Result of error compensation unit: pixel
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Table 2. Repeatability analysis of positioning algorithms unit: pixel
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Table 3. Straightness analysis of positioning algorithm
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