Xiangtian Xiao, Dahai Li, Linzhi Yu, Xinwei Zhang, Yilang Ruan. Measuring Structural Parameters of Single Lens Using Transmission Deflectometry[J]. Chinese Journal of Lasers, 2022, 49(23): 2304001
- Chinese Journal of Lasers
- Vol. 49, Issue 23, 2304001 (2022)
Fig. 1. Schematic of single lens structural parameter measurement
Fig. 2. Flowchart of structural parameter metrology of single lens
Fig. 3. Ray’s direction calibration of camera
Fig. 4. Single lens with decentration and tilt
Fig. 5. Ray-tracing model
Fig. 6. Experiment setup for lens structural parameters measurement
Fig. 7. Fringe images captured by cameras. (a) Without tested lens; (b) with tested lens
Fig. 8. Relative pose variations result of single lens. (a) Move along x axis with the step of 0.5 mm each time; (b) rotate around y axis with the step of 1° each time
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Table 1. Simulation results of double convex lens
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Table 2. Simulation results of lens parameter with pinhole position error
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Table 3. Experimental results of double convex lens
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