SUN Gao-fei, ZHANG Guo-yu, JIANG Hui-lin, HAO Yun-cai, GAO Yu-jun. Design of very high accuracy star simulator[J]. Editorial Office of Optics and Precision Engineering, 2011,19(8): 1730-1735
SUN Gao-fei, ZHANG Guo-yu, JIANG Hui-lin, HAO Yun-cai, GAO Yu-jun. Design of very high accuracy star simulator[J]. Editorial Office of Optics and Precision Engineering, 2011,19(8): 1730-1735 DOI: 10.3788/OPE.20111908.1730.
A very high accuracy star simulator system with the simulation accuracy less than 0.2was developed to implement the ground calibration and accuracy testing for an Optical Sensor of Autonomous Navigation (OSAN). The simulator utilizes a high-precision and large size star array target to simulate a star map on the focal plane
and takes a luminescence controllable LED array as the illumination system of the target. Furthermore
it uses a long focal length and large FOV collimator as the projection optical system to control the star map on the target to be alterable and to project from the collimator exit pupil in parallel. Finally
the very high accuracy star map is simulated successfully. A testing method of light projection accuracy is proposed
by which the accuracy level of theory analysis is better than 0.14. Obtained result indicates that the star simulator can satisfy the requirements of ground calibration and accuracy testing of the OSAN.
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