Xinrui WANG, Xin LI, Yan PAN, Ping LI, Quan ZHANG, Wei WEI, Mengmeng QIN. Co-axis Alignment and Radiance Transfer Calibration of Direct Lunar Irradiance Meter[J]. Acta Photonica Sinica, 2024, 53(4): 0428001
- Acta Photonica Sinica
- Vol. 53, Issue 4, 0428001 (2024)
Fig. 1. Lunar direct irradiance instrument
Fig. 2. The key factors affecting the acquisition of high-precision ground-based observation data
Fig. 3. Schematic diagram of the overall installation and adjustment principle of optical axis
Fig. 4. Integrated logic flow chart with optical axis
Fig. 5. Field experiment drawing of the same optical axis installation
Fig. 6. Schematic diagram of laboratory lunar simulation
Fig. 7. Schematic diagram of the same optical axis assembly adjustment error
Fig. 8. Schematic diagram of error principle of spot deviation from plane mirror center
Fig. 9. Laboratory transfer calibration field test diagram.
Fig. 10. The ratio of the irradiance value measured at 500 mm between a standard lamp and a low-light lamp
Fig. 11. Spectral irradiance value
Fig. 12. Schematic diagram of radiometric calibration of the laboratory lunar direct irradiance instrument
Fig. 13. Laboratory transfer scaling logic diagram
Fig. 14. Field test diagram
Fig. 15. Different date tracking cameras take pictures of the moon
Fig. 16. Lunar spectral irradiance diagram
Fig. 17. Inversion data and observation data relative error result plot
Fig. 18. Diagram of angular sensitivity field experiments
Fig. 19. Angular sensitivity result plot
Fig. 20. Diagram of the stability experiment results of the lamp source
Fig. 21. Schematic diagram of calibration distance measurement error
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