The Fresnel diffractionformula and the Fourier transforms are used to get the intensity distribution formula.
采用菲涅耳衍射公式和傅里叶变换得出了输出面上的光场的理想计算公式。
2
The zoning rules for two dimensional ring of Frensel zone plate is studied by means of Kirchhoff diffractionformula.
从基尔霍夫绕射公式出发进一步研究菲涅耳区板的二维圆环的分区规则。
3
Firstly according to radiation theory the boundary function of planar diffraction body is given, based on this condition the Kirchhoff diffractionformula is deduced and obtained.