Pingping Yao, Liang Sun, Sunlong Xu, Xinyu Yu, Zhilong Xu, Shanshan Cui, Donggen Luo, Jin Hong. Design of a Scientific-Grade CCD Refrigeration System and Analysis of Its Thermal Characteristics[J]. Acta Optica Sinica, 2020, 40(17): 1704001
- Acta Optica Sinica
- Vol. 40, Issue 17, 1704001 (2020)
Fig. 1. Structure diagram of DPC imaging system
Fig. 2. Typical spectral response curves for CCD at different temperatures
Fig. 3. Spectral response test equipment of detector
Fig. 4. Structure of array CCD cooling system
Fig. 5. Temperature control results. (a) Temperature stability curve; (b) fluctuation curves of CCD operating temperature
Fig. 6. Effect of temperature on CCD dark signal
Fig. 7. Quantum efficiency of CCD at different temperatures
Fig. 8. Change of quantum efficiency with temperature at different wavelengths
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Table 1. Dark signal non-uniformity of CCD varies with temperature
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