[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。 Yb:F,d-Ya  
谢谢！ %8P6l D  
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？ h]VC<BD6S  
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SYSTEM NEW &oFgZ.  
RESET b%VZPKA;  
UNITS  UM 'W' }me`(zp  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM f67pvyy -  
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PI=4*ATAN(1) vsYbR3O  
COATING PROPERTIES pp >F)A0v  
  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' T@n};,SQ  
  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' gN<J0c)  
  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' dw| VH1fS  
  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' aq(
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OBJECT Jl$ X3wE  
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!! DETECTOR r8o^8.  
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  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 bhfC2@  
  OBJECT 'DETECTOR' Y{X%C\  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 0P;LH3sx  
    FACETS 4 4 w+XwPpM0.n  
    REDEFINE COLOR 1 jRW@$ <mG  
    ROTATE X 90 0}g~69Z1=  
    SHIFT Y -10000 pM*( kN  
!! Verify Geometry >h(GmR*xM  
WINDOW Y Z Xl>ZnI];  
PLOT FACETS 7 7 OVERLAY t ^1uj:vD  
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!! Define source 1 2=naPTP(  
PARABASAL 4 >.hDt9@4  
BEAMS COHERENT DIFFRACT FbW$H]C$  
WAVELENGTH 0.5 MICRONS Xpfw2;`U'  
WIDTHS 1.6 TA~ZN^xI  
GRID RECT Y 100 -4@500 2@100 )X8N|W>vh  
  SOURCE DIRECTION 0 -1 0 t&_X{!1X"w  
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  FLUX 0 1 SOU 1 0XA0b1VX  
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TRACE PLOT COLOR 2 ]?Q<lMG  
$VIEW 6DC+8I<  
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PIXELS 100 LQ||7>{eX  
CONSIDER  ONLY DETECTOR `9acR>00$  
SPREAD NORMAL !=6\70lJ  
WINDOW Z -2@(1500/2) X -2@(1500/2) +Y>oNX1KN  
WINDOW 1  !! Enlarge by [|(=15;  
SPREAD NORMAL #E_
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DISPLAY bb-u'"5^]  
  PICTURE fC$@m_-KD  
RETURN

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SYSTEM NEW <@Y`RqV+  
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UNITS  UM 'W' /+m2|Ij(  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM %pf9Yd0t  
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COATING PROPERTIES Q&/WVRD  
  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' wNmC1HOh  
  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' /NxuNi;5  
  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' -x|!?u5F  
  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' [ B*r{  
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EDGE F&   
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SMOOTH FW{K[km^P  
ELLIPSE Y 0 500 500 16 0.0 360.0 zU_dk'&,  
SMOOTH iU(B#ohW"  
OBJECT j-ob7(v)*]  
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!! DETECTOR %Hhk 6tR,  
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  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 W{~ y< `D  
  OBJECT 'DETECTOR'  2IGU{&s  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 w(K|0
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    FACETS 4 4 }{Ra5-PY  
    REDEFINE COLOR 1 aX Ie  
    ROTATE X 90 ?TI]0)  
    SHIFT Y -10000 Tr;.O?@{t}  
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!! Verify Geometry 6?[SlPPE1  
WINDOW Y Z 7nP{a"4_  
PLOT FACETS 7 7 OVERLAY e>bARK<  
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!! Define source 1 $8SSu|O+x  
PARABASAL 4 y,w_x,m  
BEAMS COHERENT DIFFRACT 1aUg({  
WAVELENGTH 0.5 MICRONS fzvyR2 I  
WIDTHS 1.6 w\{#nrhYU  
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GRID RECT Y 100 -4@500 2@100 (]PH2<3t  
  SOURCE DIRECTION 0 -1 0 #zBqj;p  
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  FLUX 0 1 SOU 1 s!>9od6^  
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TRACE PLOT COLOR 2 ~$hR:I1  
$VIEW q03+FLEfC  
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PIXELS 100 >y(loMl  
CONSIDER  ONLY DETECTOR tmoaa!yRnT  
SPREAD NORMAL 8=zREt<Se  
WINDOW Z -2@(1500/2) X -2@(1500/2) n$9Xj@+  
WINDOW 1  !! Enlarge by uX]]wj-R3  
SPREAD NORMAL VL'wrgk  
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DISPLAY 0rm(i*Q  
  PICTURE 5%}!z~8Y4  
RETURN {FS)f  
自己根据例子改的  yK$aVK"  
为什么出来的衍射图和MATLAB的不一样的 OhlK;hvdB*  
相差很大 fNfa.0s  
自己觉得不对 R0LWuE%eD  
请高手指点一下