赵梓媛;孟庆国;孙文军;

• 1:哈尔滨师范大学

摘要(Abstract)：

二维正交网格夫琅禾费衍射场的计算较为复杂,衍射过程抽象,利用Matlab软件对其进行模拟分析,以便整体掌握二维正交网格衍射场的分布特点.用于夫琅禾费衍射的二维正交网格相当于两块黑白光栅的正交密接,其屏函数为二者之积.夫琅禾费衍射场能准确地实现屏函数的傅里叶变换,其中空间频率与场点坐标满足确定的替换关系,进而可计算出衍射场的光强分布.利用傅里叶变换的基本理论与Matlab软件计算模拟二维正交网格的夫琅禾费衍射场的频率域光强分布,分析光学参数变化对衍射场的影响,加深对光衍射及傅里叶变换理论的理解与掌握,为该领域的研究人员提供相应的理论与技术借鉴.

关键词(KeyWords)： 正交网格;夫琅禾费衍射;傅里叶变换

Abstract:

Keywords:

基金项目(Foundation): 黑龙江省教育改革工程项目(No.JG2014010850)

作者(Authors): 赵梓媛;孟庆国;孙文军;

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