[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。 }gCG&7C  
谢谢！ rWJ*e Y  
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？ p[u4,  
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SYSTEM NEW {h,_"g\V  
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  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT'
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WIDTHS 1.6 oJh"@6u6K  
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RETURN

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SYSTEM NEW
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BEAMS COHERENT DIFFRACT bBG/gQ  
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WIDTHS 1.6 1!1DuQ  
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  PICTURE Pa
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RETURN (V)9s\Le_  
自己根据例子改的 pND48 g;  
为什么出来的衍射图和MATLAB的不一样的 zWtj|%ts  
相差很大 zuMO1s  
自己觉得不对 o
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请高手指点一下