Yazhen Cui, Chunyu Liu, Yunqiang Xie, Minglin Xu. Optical System Design of Broadband Hyperspectral Cameras Based on Linear Variable Filter[J]. Laser & Optoelectronics Progress, 2023, 60(9): 0922002
- Laser & Optoelectronics Progress
- Vol. 60, Issue 9, 0922002 (2023)
Fig. 1. Configuration of initial optical system
Fig. 2. MTF of initial optical system
Fig. 3. Longitudinal aberration of initial optical system
Fig. 4. Buchdahl dispersion coefficients of glass produced by CDGM
Fig. 5. Dispersion coefficient and vector of each lens of initial optical system
Fig. 6. Configuration of optimized optical system
Fig. 7. Dispersion coefficient and vector of each lens of optimized optical system
Fig. 8. Longitudinal aberration of optimized optical system
Fig. 9. MTF of optimized optical system
Fig. 10. Spot diagram of optimized optical system
Fig. 11. Field curvature and distortion of optimized optical system
Fig. 12. MTF test results at different fields of view. (a) 0°; (b)
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Table 1. Design parameters of optical system
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Table 2. Ray-tracing parameters of initial optical system
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Table 3. Ray-tracing parameters of optimized optical system
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Table 4. Tolerance assignment of surfaces
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Table 5. Tolerance assignment of components
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