[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。 4uh~@Lv  
谢谢！ Y] UoV_  
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？ @\:@_}Z`_}  
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SYSTEM NEW vR pO0qG  
RESET O'(D:D?  
UNITS  UM 'W' "r8N- h/P  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM xT( pB-R  
f =A#:d  
PI=4*ATAN(1) &_s^C?x  
COATING PROPERTIES Gm> =s  
  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' ?!$Dr0r  
  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT' 8
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  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' 6-\' *5r  
  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  'BEAM_SPLITTER' -O r\  
 R7;X  
EDGE 6JeAXj1g+  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 ]dV$H  
SMOOTH I)9,  
ELLIPSE Y 0 500 500 16 0.0 360.0 arS@l<79  
SMOOTH 5Vdy:l  
OBJECT #s#BYbF  
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!! DETECTOR naA8RD5/  
SURFACE }IdkXAB.  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 ynf!1!4  
  OBJECT 'DETECTOR' (]VY==t~  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 G)f!AuN=  
    FACETS 4 4 5/T#>l<  
    REDEFINE COLOR 1 uJ fXe  
    ROTATE X 90 E70o nR!i  
    SHIFT Y -10000 |N3#of(  
!! Verify Geometry )cL`$h4DD  
WINDOW Y Z )4hA Fy6l  
PLOT FACETS 7 7 OVERLAY cBU3Q<^
 
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!! Define source 1 TTWiwPo59  
PARABASAL 4 DeeV;?:  
BEAMS COHERENT DIFFRACT )T&r770  
WAVELENGTH 0.5 MICRONS Z.rhM[*+0C  
WIDTHS 1.6 5`lVC$cP  
GRID RECT Y 100 -4@500 2@100 (^_INy*  
  SOURCE DIRECTION 0 -1 0 |Ho} D~  
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  FLUX 0 1 SOU 1 AM#s2.@  
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TRACE PLOT COLOR 2 rt?*eC1b+Z  
$VIEW E8wkqZN  
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PIXELS 100 h&!$ `)  
CONSIDER  ONLY DETECTOR !CY*
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SPREAD NORMAL Y:Jgr&*,z  
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WINDOW 1  !! Enlarge by eOfVBF<C2  
SPREAD NORMAL v`Ja Bn  
DISPLAY _Kh8 <$h  
  PICTURE Cy)QS
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RETURN

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SYSTEM NEW T&:~=  
RESET PeLzZ'$D  
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UNITS  UM 'W' uU-1;m#N?  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM 8.7lc2aX  
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PI=4*ATAN(1) S/l6c P  

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COATING PROPERTIES M7-2;MZ  
  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' )M"xCO3a  
  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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  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' Ht]O:io`  
  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' 4AF.KX7  
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EDGE U8,pe;/ln`  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 (rq(y$N  
SMOOTH mHH>qW{`  
ELLIPSE Y 0 500 500 16 0.0 360.0 'tjqfR  
SMOOTH 1?Tj  
OBJECT `lt[Q>Z  
.1 .2 'EXTRUDED OBJECT' T`]P5Bk8r  
           r8[)Ccv  
!! DETECTOR $H&:R&Us  
SURFACE /bo`@ !-#  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 gg Nvm  
  OBJECT 'DETECTOR' "g!ek3w(  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 Az:A,;~+,!  
    FACETS 4 4 A8:eA  
    REDEFINE COLOR 1 9w=[}<E  
    ROTATE X 90 7")~JBH  
    SHIFT Y -10000 IA`Lp3Z  
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!! Verify Geometry ToD_9i }6  
WINDOW Y Z %'S
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PLOT FACETS 7 7 OVERLAY h R6Pj"@0  
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!! Define source 1 ksUF(lYk  
PARABASAL 4 6` Aw!&{  
BEAMS COHERENT DIFFRACT k)W&ZY  
WAVELENGTH 0.5 MICRONS \l`{u)V  
WIDTHS 1.6 6)>otB8)J  
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GRID RECT Y 100 -4@500 2@100 2(Aw  
  SOURCE DIRECTION 0 -1 0 s=556  
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  FLUX 0 1 SOU 1 e0<O6  
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TRACE PLOT COLOR 2 5Yww,s  
$VIEW O{Z${TC[  
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PIXELS 100 V7cr%tY5  
CONSIDER  ONLY DETECTOR 8# x7q>?  
SPREAD NORMAL L^bX[.uZw  
WINDOW Z -2@(1500/2) X -2@(1500/2) rj4R/{h  
WINDOW 1  !! Enlarge by Jb-.x_Bf  
SPREAD NORMAL (A "yE4rYK  
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DISPLAY 77ztDQDtM  
  PICTURE nlaW$b{=  
RETURN QX-n l~  
自己根据例子改的 p./0N.  
为什么出来的衍射图和MATLAB的不一样的 aM(x--UR=  
相差很大 {-%8RSK=<  
自己觉得不对 iq,rS"  
请高手指点一下