[求助]请帮忙写个圆孔衍射的程序 [复制链接]

偶是新手，不明白里面的衍射是怎么弄的，请各位大侠帮忙写个圆孔衍射的程序看看行吗？在DETECTOR显示出衍射图样来？希望把程序命令帖出来。 d)|{iUcW  
谢谢！ _H|c_  
自己根据例子改了一个，但是发现出来的图像和matlab的不一样，相差很大，觉得应该是错了，请大家帮忙看看呗？ .?b2Bd!MC  
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    INTERFACE COATING ABSORB AIR SCHOTT_BK7 jzc/Olb  
    FACETS 4 4 'X{cDdS^  
    REDEFINE COLOR 1 "/hM&  
    ROTATE X 90 eSXt"t  
    SHIFT Y -10000 9@C3jZ+9`H  
!! Verify Geometry (A?{6  
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BEAMS COHERENT DIFFRACT ]@1YgV  
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WIDTHS 1.6 UiS9u
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RETURN

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  PICTURE #> CN,eiZ  
RETURN .kC}. Q_  
自己根据例子改的 ,<EmuEw |  
为什么出来的衍射图和MATLAB的不一样的 "3\RJ?eW:S  
相差很大 X[@>1
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自己觉得不对 I.KYWs  
请高手指点一下