laser-beam diffraction

基本解释

Based on the diffraction integral theory, the quasi-focused characteristics of a laser beam with waviness modulation have been studied theoretically and numerically in the paper.
採用光波的衍射積分理論，對具有波紋調制激光束的準聚焦特性進行了理論分析。
The Focusing property of flat-topped multi-Gaussian laser beam by lens with spherical aberration is discussed. on the basis of generalized Huygens-Fresnel Diffraction integral formula.
利用廣義惠更斯-菲涅耳衍射積分公式，研究了平頂多高斯光束通過球差透鏡的聚焦特性。
On the basis of Helmhots-Kirchohoff diffraction integration, Axial and radial intensity distribution and diffraction pattern of Frenel zone plate for Gaussian laser beam were analyzed theoretically.
根據亥姆霍玆-基爾霍夫積分，對菲涅爾波帶片的高斯激光場在軸曏、逕曏強度分佈進行了理論分析，研究了高斯激光束照射下波帶片的衍射場槼律。