由菲涅耳-基尔霍夫衍射理论得到单色点源照射衍射孔产生的衍射光场的积分表达式,然后用Matlab语言模拟了矩孔和圆孔菲涅耳衍射的光场分布情况,在PC上实现了菲涅耳衍射积分的计算机模拟演示,有利于对相关的衍射理论与技术的进一步研究.
The calculation expression for Fresnel diffraction field and its peculiar circumstance Fresnel diffraction field are deduced,then the paraxial area diffraction patterns of the corresponding light fields are simulated with the Matlab software from the calculation expressions,and the simulation test verifies the deduced formula are effective and reliable.These are conducive to further research related to diffraction theory and technology.