The producing principle of the point diffraction wavefront was presented, and the relation among the pinhole states, illumination adjustment and the wavefront aberration was analyzed.
介绍了点衍射波前的产生原理，分析了小孔质量状态、照明光路调整状态与波前各个像差分量之间的关系。
Laser transmitting wavefront is near diffraction-limited in space laser communication. Wavefront measurement is the basis of system adjustment and testing.
空间激光通信中发射波面质量接近衍射极限，测量波面是调整和检验发射系统的依据。
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