Fan WAN, Yue ZHONG, Zhongquan QU, Zhi XU, Hui ZHANG, Yang PENG. High-precision Measurement Methods Research of Phase Retardance of Waveplates at 0°~360°[J]. Acta Photonica Sinica, 2023, 52(5): 0552215
- Acta Photonica Sinica
- Vol. 52, Issue 5, 0552215 (2023)
Fig. 1. Optical schematic diagram of measurement for waveplates
Fig. 2. Condition number（D
Fig. 3. Optical photograph of measurement system for waveplate
Fig. 4. The measured results of the fluctuation of the radiant intensity of the light source
Fig. 5. Simulating the variation of the waveplate's retardation error（
Fig. 6. The influence of the combined effect of random errors on the waveplate's retardation error（
Fig. 7. Simulation of nonlinear fitting of Waveplate's Parameters（
Fig. 8. Comparison of light intensity before and after the nonlinear effect correction of the detector
Fig. 9. The nonlinear least squares fitting results of light intensity as a function of the rotation angle of the
Fig. 10. The nonlinear fitting results of measurement data of 5 groups
Fig. 11. The results of the first light intensity method to measure the retardation of
Fig. 12. The results of the second light intensity method to measure the retardation of
Fig. 13. Spectral data of white light dispersed at 630 nm~636 nm by spectrometer
Fig. 14. Nonlinear least squares fitting of the gray value of the
Fig. 15. The nonlinear fitting results of spectral data of 5 groups
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Table 1. Nonlinear fitting results of
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Table 2. Comparison of the results of three measurement methods for the retardation of 1/4λ waveplate and 0.356λ waveplate
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