Yi Ma, Xiaohu Yang, Yu Huang, Zhanfeng Li, Yue Li, Yiming Wang. On‐Orbit Radiation Correction Method Based on Combined Mercury/Tungsten Lamps[J]. Acta Optica Sinica, 2025, 45(5): 0528001
- Acta Optica Sinica
- Vol. 45, Issue 5, 0528001 (2025)
Fig. 1. Diagram of experimental setup for scaling the spectral irradiance of mercury lamps
Fig. 2. Irradiance values for each wavelength of mercury lamps
Fig. 3. Irradiance ratio values for each wavelength
Fig. 4. Flow chart of calibration scheme combining mercury lamp and tungsten lamp
Fig. 5. Actually measured irradiance degradation results varying with time in visible band
Fig. 6. Plot of actual irradiance degradation over time in visible band obtained after correction with tungsten lamps only
Fig. 7. Plot of visible band irradiance degradation results varying with time using combined correction of mercury and tungsten lamps
Fig. 8. Plot of in-orbit tungsten lamp irradiance data over time
Fig. 9. Plot of ratio of measured values of tungsten lamp 1 to tungsten lamp 2 as a function of time
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Table 1. Comparison of uncertainty distributions of calibration results of two methods
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