[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。 >@L HJ61C  
谢谢！ ZkIQ-;wx  
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？ ^]DWrmy  
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SYSTEM NEW Kmnr}Lp9  
RESET %xfy\of+Nk  
UNITS  UM 'W' `?@7 KEl>  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM W^N"y&  
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PI=4*ATAN(1) <M7*N.  
COATING PROPERTIES Yq^y"rw  
  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  'ABSORB' ~ 9;GD4  
  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' "n6Y^  
  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' w?tKL0c  
  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  'BEAM_SPLITTER' vvM)Rb,  
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EDGE >" .qFn g  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 XJzXxhk2  
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ELLIPSE Y 0 500 500 16 0.0 360.0 }m H>lN  
SMOOTH YzZF^q^I  
OBJECT oSl>%}  
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!! DETECTOR t4IJ%#22  
SURFACE 8[C6LG  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 v/czW\z  
  OBJECT 'DETECTOR' Ds87#/Yfv  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 ~{+{pcO}  
    FACETS 4 4 upDQNG>d  
    REDEFINE COLOR 1 *jK))|%  
    ROTATE X 90 >>$|,Q-.  
    SHIFT Y -10000 ~qS/90,  
!! Verify Geometry $P(nh'\  
WINDOW Y Z gxOmbQt@;  
PLOT FACETS 7 7 OVERLAY S |x)7NC  
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!! Define source 1 )!d1<p3  
PARABASAL 4 I{zE73  
BEAMS COHERENT DIFFRACT ^eW.hNg  
WAVELENGTH 0.5 MICRONS \v
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WIDTHS 1.6 X^Y9T`mQ}  
GRID RECT Y 100 -4@500 2@100 (@E#O$'  
  SOURCE DIRECTION 0 -1 0 :6?
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  FLUX 0 1 SOU 1 %20-^&zZ  
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TRACE PLOT COLOR 2 w.aFaR)04  
$VIEW cf'}*$[S  
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PIXELS 100 A{2$hKqHi  
CONSIDER  ONLY DETECTOR j#,M@CE  
SPREAD NORMAL ? SP7vQ/  
WINDOW Z -2@(1500/2) X -2@(1500/2) t4@g;U?o  
WINDOW 1  !! Enlarge by 0NtsFPO  
SPREAD NORMAL 1ckw[0d  
DISPLAY ZYe\"|x
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  PICTURE Ro]IE|Fv  
RETURN

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RESET %C
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COATING PROPERTIES tW.>D;8  
  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  'ABSORB' y2"S\%7$h  
  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT' gQd=0"MV  
  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' gVA}?t;  
  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  'BEAM_SPLITTER' `J#xyDL6?  
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EDGE D2%G.z  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 #X@<U <R  
SMOOTH _2X6
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ELLIPSE Y 0 500 500 16 0.0 360.0 ~q
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SMOOTH /N[o[q  
OBJECT e4YfTr  
.1 .2 'EXTRUDED OBJECT' 
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!! DETECTOR Pv %vx U  
SURFACE z?uQlm*We  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 _l!U[{l*d  
  OBJECT 'DETECTOR' aU.0dsq  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 tct5*.|  
    FACETS 4 4 D*T$ v   
    REDEFINE COLOR 1 ,gL)~6!A  
    ROTATE X 90 E}b>7L&w  
    SHIFT Y -10000 .A"T086  
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!! Verify Geometry E0)mI)RW.  
WINDOW Y Z `k{ff  
PLOT FACETS 7 7 OVERLAY FQ|LA[~  
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!! Define source 1 $,&gAU  
PARABASAL 4 ??zABV  
BEAMS COHERENT DIFFRACT 8~s-t  
WAVELENGTH 0.5 MICRONS Fe&n,  
WIDTHS 1.6 OZC/+"\,  
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GRID RECT Y 100 -4@500 2@100 o.A}``  
  SOURCE DIRECTION 0 -1 0 iZ.&q 6  
   $;)noYo  
  FLUX 0 1 SOU 1 k$0|^GL8  
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TRACE PLOT COLOR 2 q(&^9"  
$VIEW yNqm]H3<MP  
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PIXELS 100 C?/r}ly<\  
CONSIDER  ONLY DETECTOR Jp.3KA>  
SPREAD NORMAL @q{:Oc^
 
WINDOW Z -2@(1500/2) X -2@(1500/2) 6Y>,e;R  
WINDOW 1  !! Enlarge by k;K> ,$F  
SPREAD NORMAL TM/|K|_  
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DISPLAY ^`TKvcgIc  
  PICTURE QSn;a 4f  
RETURN anz9lGG#  
自己根据例子改的 ]U#[\ Z  
为什么出来的衍射图和MATLAB的不一样的 ?HEtrX,q  
相差很大 i^yH?bH @~  
自己觉得不对 gf3u0' $  
请高手指点一下