[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。 CtjjN=59  
谢谢！ *eUL1m8Y  
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？ Q>TaaGc  
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SYSTEM NEW fQOaTsyA  
RESET o }Tv^>L  
UNITS  UM 'W' HFo}r~  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM I*K^,XY+  
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PI=4*ATAN(1) /V7u0y  
COATING PROPERTIES f8[2
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  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' 07/5RFmJ  
  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' b<=K@I.=  
  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' U> q&+:+  
  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' 3vrQY9H>  
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EDGE `kekc.*-[@  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 Ls|;gewp  
SMOOTH ;GH(A=}/Y  
ELLIPSE Y 0 500 500 16 0.0 360.0 T,WWQm  
SMOOTH v]!|\]  
OBJECT WY*}
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.1 .2 'EXTRUDED OBJECT' _r^&.'q  
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!! DETECTOR Ir0er~f+z  
SURFACE _`D760q}  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 _fMooI)U1  
  OBJECT 'DETECTOR' ?hfosBn&[  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 W_iP/xL  
    FACETS 4 4 (\WePOy&  
    REDEFINE COLOR 1 .`hlw'20  
    ROTATE X 90 h[XGFz  
    SHIFT Y -10000 NiyAAw  
!! Verify Geometry [FC%_R&&  
WINDOW Y Z WZFV8'  
PLOT FACETS 7 7 OVERLAY 7[u&%  
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!! Define source 1 Gi{1u}-0  
PARABASAL 4 yM\1n  
BEAMS COHERENT DIFFRACT L`Qiu@  
WAVELENGTH 0.5 MICRONS [X~HUk??  
WIDTHS 1.6 }cS3mJ  
GRID RECT Y 100 -4@500 2@100 JBU qZ  
  SOURCE DIRECTION 0 -1 0 f(##P|3>R  
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  FLUX 0 1 SOU 1 B\<zU  
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TRACE PLOT COLOR 2 ` $zi
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$VIEW ]?<uf40Mm  
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PIXELS 100 ?cpID8Z  
CONSIDER  ONLY DETECTOR hob%'Y5%D  
SPREAD NORMAL cuSXv)  
WINDOW Z -2@(1500/2) X -2@(1500/2) E~N}m7kTl/  
WINDOW 1  !! Enlarge by -MOf[f^  
SPREAD NORMAL ;zh|*F>  
DISPLAY ~L}0)FZ\9  
  PICTURE e@I
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RETURN

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SYSTEM NEW `FmI?:Cv  
RESET y~W6DL}  
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UNITS  UM 'W' |'a5nh!  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM %tpt+N?  
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PI=4*ATAN(1) .CmwR$u&  
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COATING PROPERTIES cG^'Qm  
  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  'ABSORB' Zcf?4{Kd?  
  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT' w#-rl@JQ4  
  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' lRentNg0b  
  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  'BEAM_SPLITTER' tq1h1  
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EDGE k^ID  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 i1
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SMOOTH ;O.U-s  
ELLIPSE Y 0 500 500 16 0.0 360.0 Z*kg= hs^  
SMOOTH w3B*%x)  
OBJECT %>pglI  
.1 .2 'EXTRUDED OBJECT' pU}>}  
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!! DETECTOR *6=[Hmygi  
SURFACE ~KrzJp=5F  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 zvD$N-#`p  
  OBJECT 'DETECTOR' K);
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    INTERFACE COATING ABSORB AIR SCHOTT_BK7 oIf-s[uH  
    FACETS 4 4 _H%ylAt1j  
    REDEFINE COLOR 1 {?#g*QF|^  
    ROTATE X 90 unP7("A0D  
    SHIFT Y -10000 x?f3XEA_  
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!! Verify Geometry q/&Z6LJ)  
WINDOW Y Z k>2 xm  
PLOT FACETS 7 7 OVERLAY Mi:$<fEX  
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!! Define source 1 >\KBXS}  
PARABASAL 4 !U*i13  
BEAMS COHERENT DIFFRACT 5\qoZs*e  
WAVELENGTH 0.5 MICRONS \{abyi;  
WIDTHS 1.6 aS62S9nwX  
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GRID RECT Y 100 -4@500 2@100 [@.%6aD  
  SOURCE DIRECTION 0 -1 0 whxE[Xnv  
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  FLUX 0 1 SOU 1 \e( h6,@  
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TRACE PLOT COLOR 2 ]cFqKs  
$VIEW idGM%Faur  
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PIXELS 100 -/KVZ  
CONSIDER  ONLY DETECTOR lvk(q\-f  
SPREAD NORMAL fWF\V[  
WINDOW Z -2@(1500/2) X -2@(1500/2) EPdR-dC^wE  
WINDOW 1  !! Enlarge by KxK$Y.y]  
SPREAD NORMAL qnruatA  
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DISPLAY |=,V,*"  
  PICTURE obS|wTG~  
RETURN ?%B%[u  
自己根据例子改的 " c}pY^(  
为什么出来的衍射图和MATLAB的不一样的 3 uhwoE  
相差很大 /]iv9e{uh(  
自己觉得不对 [%z~0\lu8  
请高手指点一下