Ming Hai, Chen Yansong, Xie Jianpin. Several methods for adjusting optical systems in applied optics[J]. Chinese Journal of Lasers, 1981, 8(7): 35
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In this paper we present several methods which use the speckle, Talbot and Moire effects to adjust the position of focus, the collimation of beams and the position of optical elements in the coherent optical information processing system.