Haisheng FENG, Jian WEN, Su WU, Tao WANG, Shanshan ZHENG, Zhanjun LING, Hui XUE, Lei YU. Optical system design of a hyper-spectral imaging sensor in broadband with large field of view for land observation(inner cover paper·invited)[J]. Infrared and Laser Engineering, 2025, 54(5): 20250112
- Infrared and Laser Engineering
- Vol. 54, Issue 5, 20250112 (2025)
Fig. 1. Optical path of the telescope
Fig. 2. Design results of MTF in all fields of view of the broadband
Fig. 3. Optical path of the advanced Dyson spectrometer
Fig. 4. Design of the advanced Dyson spectral imaging system
Fig. 5. Design results of the advanced Dyson spectral imaging system
Fig. 6. The optical paths of the imaging spectrometer
Fig. 7. Full-system spot diagrams
Fig. 8. Design results of the total system
Fig. 9. Prototype of hyperspectral imager
Fig. 10. Test results of spectral resolution
Fig. 11. Wavelength calibration experiment
Fig. 12. Field observation results
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Table 1. Results of wavelength calibration
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