Based on the theories of non-diffracting imaging system in coherent light, the measurement system of point spread function (PSF) of non-diffracting imaging system has been presented.
在分析相干光照明下无衍射成像系统理论的基础上，设计了无衍射光成像系统的点扩散函数的测量系统。
A novel technique to produce the self-imaging Talbot effect, nearly non-diffracting bottle beams which were interfered by the two Bessel beams generated from the axicons was proposed.
提出一种由轴棱锥产生的贝塞尔光干涉整形得到具有自成像塔尔博特效应的近似无衍射局域空心光束的新方法。
The axcion can produce a non-diffracting beam, and it is used to extend depth of field of optical imaging system, and the theorem of this method is analyzed in this paper.
利用轴锥镜能产生无衍射光的特性，分析了将其应用到成像系统中增大景深的原理。
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