Infrared and Laser Engineering, Volume. 52, Issue 4, 20220862(2023)
Calibration technique of geometric distortion for space high resolution optical system
Figures & Tables(9)
Fig. 1. Measurement principle of one dimensional interior orientation element and distortion
Fig. 2. Schematic diagram of geometric distortion calibration of vertically mounted lens
Fig. 3. Schematic diagram of interferometer and laser tracker target ball test
Fig. 4. Schematic diagram of cat's eye position interference fringes
Fig. 5. Schematic diagram of optical lens distortion calibration based on laser interference principle
Fig. 6. Schematic diagram of high-precision angle measuring system
Table 1. Comparison of calibration results of two methods
View tableView in ArticleTable 1. Comparison of calibration results of two methods
Traditional measurement Improvement measurement Image height/μm Distortion/μm Image height/μm Distortion/μm 776 −717.6 808 −723.9 7456 −418.4 7430 −424.6 14624 −299.1 14608 −301.1 21870 −153.2 21860 −161.3 29208 −76.4 29258 −79.9 36180 −53.3 36166 −45.6 43366 −13.5 43390 −9.9 49226 0 49280 0 55988 −21.1 56022 −31.2 63148 −56.2 63146 −54.2 70278 −87.0 70336 −84 77206 −171.8 77216 −180.6 84314 −320.9 84358 −311.2 91284 −426.3 91248 −433.1 101426 −727.5 101470 −731.4
Table 2. Cubic distortion calibration results
View tableView in ArticleTable 2. Cubic distortion calibration results
The first time The second time The third time RMS DIST/μm Image height/μm Distortion/μm Image height/μm Distortion/μm Image height/μm Distortion/μm 2158.1 1812.8 2154.6 1817.8 2156.8 1817.3 2.8 14887.6 1338.5 14885.5 1335.5 14886.2 1335.3 1.8 27508.6 937.6 27509.3 936.6 27508.9 937.5 0.6 40187.0 643.8 40189.1 644.8 48189.1 643.1 0.9 52900.4 372.3 52903.2 374.3 52901.1 376.2 2.1 65581.6 232.8 65578.1 227.8 65578.8 230.4 2.5 78271.2 85.9 78273.3 90.9 78269.3 89.2 2.5 90940.5 66.4 90937.7 65.4 90946.6 66.7 0.7 103671.4 30.8 103670.0 31.8 103684.7 32.7 1.0 116334.4 19.0 116335.1 14.0 116332.8 19.2 2.9 129037.3 0.0 129038.7 −1.0 129034.5 0 0.6 141724.1 4.3 141725.5 9.3 141724.9 8.3 2.6 154356.3 36.6 154356.3 32.6 154353.5 35.2 2.0 167048.7 68.1 167051.5 64.1 167052.0 65.0 2.1 179721.5 87.9 179721.5 87.9 179721.2 86.5 0.8 192423.0 258.8 192419.5 257.8 192426.3 258.2 0.5 205118.9 419.2 205119.6 416.2 205119.0 419.5 1.8 217805.0 681.9 217807.8 686.9 217819.0 683.9 2.5 230508.6 956.4 230505.8 952.4 230506.5 955.1 2.0 243236.7 1350.7 243233.9 1355.7 243210.1 1354.9 2.7 255889.2 1809.2 255892.0 1806.2 255903.2 1810.8 2.3
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Liqing Yue, Dongjie Wang, Yue Xiao, Wenjin Wu, Qing Sui, Yang Chen. Calibration technique of geometric distortion for space high resolution optical system[J]. Infrared and Laser Engineering, 2023, 52(4): 20220862
Paper Information
Category: Photoelectric measurement
Received: Dec. 10, 2022
Accepted: Feb. 22, 2023
Published Online: Jul. 4, 2023
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