Wenbin Guo, Peiying Zeng, Ningbo Cheng, Tong Ji, Wei Zou. Image Process Optimization in Laser Beam Far-Field Automatic Alignment[J]. Laser & Optoelectronics Progress, 2023, 60(10): 1010022
- Laser & Optoelectronics Progress
- Vol. 60, Issue 10, 1010022 (2023)
Fig. 1. Beam alignment schematic of the main amplifier of a component in SGII-up laser facility
Fig. 2. Images captured by TSF CCD camera and CSF CCD camera in beam alignment. (a) TSF image; (b) CSF image; (c) TSF image with center markers; (d) CSF image with center markers
Fig. 3. Regional constraint in TSF image processing
Fig. 4. Regional constraint in CSF image processing
Fig. 5. TSF far-field reference center computation procedure
Fig. 6. Far-field reference computation for TSF image. (a) Output image after edge detection; (b) reference result
Fig. 7. Comparation of elapsed time for far-field reference computation for TSF image
Fig. 8. CSF far-field reference center computation procedure
Fig. 9. Far-field reference computation for CSF image. (a) Output image after edge detection; (b) reference result
Fig. 10. Comparation of elapsed time for far-field reference computation for CSF image
Fig. 11. Far-field center computation procedure
Fig. 12. Far-field center computation result for TSF image. (a) Output image after binarization; (b) far-field center result
Fig. 13. Far-field center computation result for CSF image. (a) Output image after binarization; (b) far-field center result
Fig. 14. Elapsed time for far-field center computation. (a) TSF image; (b) CSF image
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