Acta Optica Sinica, Volume. 37, Issue 10, 1012001(2017)
Design and Calibration of Weak-Light Single Star Simulator
Figures & Tables(10)
Fig. 5. Measuring illuminance in the light outlet of collimator by KLL-04 wide-range illuminometer
Table 1. Values of the 1st、2nd、4th-6th item in equation (21)
View tableTable 1. Values of the 1st、2nd、4th-6th item in equation (21)
Value of the 1st item Value of the 2nd item Value of the 4th item Value of the 5th item Value of the 6th item (5%)2 (5%)2 (0.2%)2 (0.23%)2 (0.15%)2
Table 2. Values of the 3rd item in equation (21)、simulated range and precision of magnitude
View tableTable 2. Values of the 3rd item in equation (21)、simulated range and precision of magnitude
Diameter of star point board /mm 0.005 0.01 0.03 0.05 0.1 0.5 1 Value of the 3rd item in equation (21) (8%)2 (4%)2 (1.34%)2 (0.8%)2 (0.4%)2 (0.08%)2 (0.04%)2 Magnitude simulation range /Mv 4.3-19.5 2.8-17.8 0.2-15.2 -1-14 -2.2-12.8 -5.7-9.3 -7.2-7.8 UM /%11.60 8.83 7.82 7.74 7.70 7.69 7.69
Table 3. Result of laboratory calibration
View tableTable 3. Result of laboratory calibration
Ample of photoelectric detector /(10-5 A) Simulated illuminance /(10-7 lx) Measured illuminance /(10-7 lx) Simulated magnitude /Mv Measured magnitude /Mv Absolute error /Mv Relative error /% 3490 4930 5400 -5.67 -5.77 -0.10 1.76 3470 4890 5350 -5.66 -5.76 -0.10 1.77 3390 4780 5230 -5.64 -5.74 -0.10 1.77 3240 4580 5010 -5.59 -5.69 -0.10 1.79 3020 4260 4690 -5.52 -5.62 -0.10 1.81 2700 3810 4200 -5.40 -5.50 -0.10 1.85 2300 3250 3570 -5.22 -5.32 -0.10 1.92 1830 2580 2830 -4.97 -5.07 -0.10 2.01 1330 1880 2070 -4.63 -4.73 -0.10 2.16 889 1250 1390 -4.19 -4.30 -0.11 2.63 542 764 845 -3.65 -3.76 -0.11 3.01 301 424 470 -3.01 -3.12 -0.11 3.65 152 215 238 -2.27 -2.38 -0.11 4.85 68.6 96.8 106 -1.41 -1.51 -0.10 7.09 26.5 37.4 41.1 -0.37 -0.48 -0.11 - 8.12 11.4 12.1 0.91 0.85 -0.06 6.59 3.37 4.76 4.62 1.86 1.90 0.04 2.15
Table 4. Result of astro-observation
View tableTable 4. Result of astro-observation
Camera name Laboratory result /Mv Astro-observation result /Mv Absolute error /Mv Relative error /% Camera 1 6.5 6.38 0.12 1.9 Camera 2 15.2 14.8 0.4 2.6
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Shangkuo Liu, Xun Xue, Kun Li, Kun Cao, Jianke Zhao, Yan Zhou, Baoli Yao. Design and Calibration of Weak-Light Single Star Simulator[J]. Acta Optica Sinica, 2017, 37(10): 1012001
Paper Information
Category: Instrumentation, Measurement and Metrology
Received: Mar. 28, 2017
Accepted: --
Published Online: Sep. 7, 2018
The Author Email: Liu Shangkuo (liushangkuo@opt.ac.cn)
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