[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。 OUN~7]OD%  
谢谢！ |Om][z  
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？ B&KIM{j\  
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SYSTEM NEW &q-P O  
RESET #NMQN*J>D  
UNITS  UM 'W' peS4<MqWu  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM 1=>b\"P#E  
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PI=4*ATAN(1) 07(LLhk@d  
COATING PROPERTIES 2C"i2/NH'  
  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' '>bn94$  
  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'  iSX:H;  
  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' &Nr+-$  
  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' v?nGAn  
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EDGE WT,dTn;W  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 71<4q{n  
SMOOTH MfI+o<{r  
ELLIPSE Y 0 500 500 16 0.0 360.0 =NK'xPr  
SMOOTH KF#qz2S  
OBJECT bFA lC  
.1 .2 'EXTRUDED OBJECT' eA(FWO  
           :zfMRg  
!! DETECTOR 9zBt a  
SURFACE A2PeI"y  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 kyYU 1gfh  
  OBJECT 'DETECTOR' ]w-W  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 \Yv44*I`  
    FACETS 4 4 F2n4#b  
    REDEFINE COLOR 1 V^;lg[:  
    ROTATE X 90 -0CL#RzKR  
    SHIFT Y -10000 "Rf|o6!d  
!! Verify Geometry [ f<g?w  
WINDOW Y Z n0':6*oGW  
PLOT FACETS 7 7 OVERLAY JAwEu79sh  
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!! Define source 1 &d!ASa  
PARABASAL 4 xo-}t5w6t  
BEAMS COHERENT DIFFRACT ja{x}n*5  
WAVELENGTH 0.5 MICRONS L&5zr_  
WIDTHS 1.6 hJ4 A5m.  
GRID RECT Y 100 -4@500 2@100 eq2LV=d{m  
  SOURCE DIRECTION 0 -1 0 0!axAvBV  
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  FLUX 0 1 SOU 1 9(a*0H  
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TRACE PLOT COLOR 2 sG|,#XQ  
$VIEW & )-fC  
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PIXELS 100 1iM(13jW  
CONSIDER  ONLY DETECTOR hJ8B&u(  
SPREAD NORMAL M|.ykA<D  
WINDOW Z -2@(1500/2) X -2@(1500/2) ,>pv>)u{  
WINDOW 1  !! Enlarge by [H`5mY@  
SPREAD NORMAL Kt"4<'  
DISPLAY --`W1!jI@  
  PICTURE =k!F`H`/%'  
RETURN

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SYSTEM NEW LA,G>#?H  
RESET Fow{-cs_p  
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UNITS  UM 'W' w*4sT+ P  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM 
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PI=4*ATAN(1) Aacj?   
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COATING PROPERTIES OZl0I#@A  
  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' W%#LHluP  
  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' 0n)UvJ  
  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' =vKSvQP@)  
  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' s:sk`~2<gd  
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EDGE z-kB!~r  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 ~0{F,R.$  
SMOOTH 7(zY:9|(  
ELLIPSE Y 0 500 500 16 0.0 360.0 04#r'UIF  
SMOOTH kx[h41|n  
OBJECT wOl]N2<  
.1 .2 'EXTRUDED OBJECT' ur/:aI  
           s|Zv>Qt  
!! DETECTOR uo^tND4a;j  
SURFACE S#Pni}JD  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 @p7*JLO  
  OBJECT 'DETECTOR' !~f!O"n)3r  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 tp+H]H3  
    FACETS 4 4 t. kOR<  
    REDEFINE COLOR 1 -;[,`g(f  
    ROTATE X 90 i
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    SHIFT Y -10000 GEfTs[  
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!! Verify Geometry )u5+<OG}=  
WINDOW Y Z -(![xZ1{K  
PLOT FACETS 7 7 OVERLAY Q-f?7*>  
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!! Define source 1 @RI\CqFHR  
PARABASAL 4 Lc13PTz>>g  
BEAMS COHERENT DIFFRACT %3$EV}dp  
WAVELENGTH 0.5 MICRONS 1"} u51  
WIDTHS 1.6 JXF@b-c  
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GRID RECT Y 100 -4@500 2@100 Q2!vO4!<N  
  SOURCE DIRECTION 0 -1 0 LD)P. f  
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  FLUX 0 1 SOU 1 Ba]^0Y u  
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6 VuMx7W1  
TRACE PLOT COLOR 2 xy1R_*.F^T  
$VIEW r4Jc9Tvd  
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PIXELS 100 Ln5g"g8gb%  
CONSIDER  ONLY DETECTOR A<s9c=d6  
SPREAD NORMAL =LMM]'no,  
WINDOW Z -2@(1500/2) X -2@(1500/2) :/'oh]T|  
WINDOW 1  !! Enlarge by la[>C:8IG  
SPREAD NORMAL ju?D=n@i  
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DISPLAY !%%(o%bi~  
  PICTURE &>%9JXU  
RETURN Eh&HN-&  
自己根据例子改的 yMbg1+:   
为什么出来的衍射图和MATLAB的不一样的 XhG3Of-6  
相差很大 $[DSe~  
自己觉得不对 )wueR5P  
请高手指点一下