Lei Yu, Jiexiang Chen, Hui Xue. Far Ultraviolet Imaging Spectrometer for Space-Borne Global Ionosphere and Atmospheric Driver Connection Limb Observation[J]. Acta Optica Sinica, 2018, 38(12): 1212003
- Acta Optica Sinica
- Vol. 38, Issue 12, 1212003 (2018)
Fig. 1. Far ultraviolet radiation intensity of ionosphere. (a) At day; (b) at night
Fig. 2. Two-side lateral limb observation
Fig. 3. Optical design layout
Fig. 4. Optical design results. (a) RMS spot radius versus wavelength; (b) MTF at 130 nm; (c) MTF at 150 nm; (d) MTF at 180 nm
Fig. 5. Tolerance analysis system. (a) Optical elements; (b) opto-mechanical structure
Fig. 6. (a) Experimental system used for irradiation calibration; (b) spectral radiance responsibility of system
Fig. 7. (a) Spectrum of deuterium lamp; (b) spectral calibration of instrument in far ultraviolet waveband
Fig. 8. Detected waveform for 171 nm wavelength
Fig. 9. (a) Image plane; (b) spatial resolution test result
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Table 1. Performance parameters of far ultraviolet imaging spectrometer
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Table 2. Parameters of optical elements
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Table 3. Widely effective tolerance results
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Table 4. Instrument responsivity
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