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胖西红柿 2010-01-17 22:19

请帮忙写个圆孔衍射的程序

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。 4EbiCSo  
谢谢！ x i,wL0{  
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？ kzpbs?<;  
H).5xx[`  
SYSTEM NEW U(LR('-h  
RESET gc[J.[  
UNITS  UM 'W' Cfb-:e$0  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM =,G(1#  
svjFy/T(lL  
PI=4*ATAN(1) !Qa7-  
COATING PROPERTIES yOzKux8kB  
  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  'ABSORB' 'X<uG x  
  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT' >*xzSd? \  
  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' J c^ozw  
  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  0.5  'BEAM_SPLITTER' H,` XCG  
Vn;] ''_  
EDGE *sVxjZvV  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 h l'k_<a*  
SMOOTH IOqyqt'  
ELLIPSE Y 0 500 500 16 0.0 360.0 Lf M(DK  
SMOOTH :#jv4N  
OBJECT wGX"R5  
.1 .2 'EXTRUDED OBJECT' o}Np}PE6  
           9GaER+d|  
!! DETECTOR 1M+!cX  
SURFACE RUh{^3;~  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 u5M{s;{11r  
  OBJECT 'DETECTOR' C YKGf1;If  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 UF&Wgj [  
    FACETS 4 4 )E2Lf ]  
    REDEFINE COLOR 1 M'7x:Uw;  
    ROTATE X 90 P~Owvs/=  
    SHIFT Y -10000 ^IkMRlJh%  
!! Verify Geometry =ab}.dWC  
WINDOW Y Z Q3Lqj2r  
PLOT FACETS 7 7 OVERLAY YWFHiB7x  
{v 0(0  
!! Define source 1 n(VMGCZPV  
PARABASAL 4 IxR:a(  
BEAMS COHERENT DIFFRACT 3$;v# P$%N  
WAVELENGTH 0.5 MICRONS *E_= 8OV  
WIDTHS 1.6 5L#M7E  
GRID RECT Y 100 -4@500 2@100 ,DLNI0uV  
  SOURCE DIRECTION 0 -1 0 Z3{Qtysuv3  
   J?$uNlI  
  FLUX 0 1 SOU 1 >UH=]$0N  
   D40VJ3TUc  
TRACE PLOT COLOR 2 tjt#VFq?  
$VIEW *n5g";k|  
   v*v&f!Ym&s  
PIXELS 100 WU_Q 7%+QS  
CONSIDER  ONLY DETECTOR w2GY,,R  
SPREAD NORMAL HjD= .Q  
WINDOW Z -2@(1500/2) X -2@(1500/2) -+/|  
WINDOW 1  !! Enlarge by 30"G%DFd  
SPREAD NORMAL 4HAfTQ 1G  
DISPLAY  ^k=[P  
  PICTURE 8~&v\GDkF  
RETURN
胖西红柿 2010-01-17 22:51
\g/E4U .+  
SYSTEM NEW 0nAS4Az  
RESET  >TgO|mq  
ERplDSfO-  
UNITS  UM 'W' 4esf&-gG  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM d[de5Xra  
qm@hD>W+  
up6LO7drW/  
PI=4*ATAN(1) QH:i)v*  
j!pxG5%  
COATING PROPERTIES (?(ahtT4T  
  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  0.0  'ABSORB' a*`J]{3G  
  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0   'TRANSMIT' de[_T%A  
  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0  1.0  0.0   'REFLECT' Sob+l'U$  
  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' K\PS$  
Y&?]t  
~ nIZ g5  
EDGE IU/*YI%W  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 +8"H%#~  
SMOOTH {S c1!2q  
ELLIPSE Y 0 500 500 16 0.0 360.0 Sw~<W%! ?  
SMOOTH Q_S fFsY  
OBJECT E#OKeMK  
.1 .2 'EXTRUDED OBJECT' 5k@ k  
           ;(A'XA4 6N  
!! DETECTOR BDA\9m^3  
SURFACE k<y$[xV  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 ~W4<M:R  
  OBJECT 'DETECTOR' 5UqCRz<,R  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 "[G P)nC  
    FACETS 4 4 G[<iVt$y  
    REDEFINE COLOR 1 99x]DY  
    ROTATE X 90 71eD~fNdx  
    SHIFT Y -10000 mtp[]  
rmhB!Lo  
!! Verify Geometry \AG ,dMS  
WINDOW Y Z f7L|Jc  
PLOT FACETS 7 7 OVERLAY i^(0,L  
tfsG P]9$  
Q"\[ICu!,  
!! Define source 1 |Ia46YS  
PARABASAL 4 SU1, +7"  
BEAMS COHERENT DIFFRACT &p*N8S8  
WAVELENGTH 0.5 MICRONS w% M0Mu  
WIDTHS 1.6 =i.[|g"  
($-o"y"x  
GRID RECT Y 100 -4@500 2@100 6Rso}hF}}  
  SOURCE DIRECTION 0 -1 0 t C&Xm}:  
   i/->g:47P  
  FLUX 0 1 SOU 1 YVzK$k'3U  
H7WKnn@  
M@.1P<:h  
TRACE PLOT COLOR 2 }=++Lr4*  
$VIEW q\ ?6-?Mr  
?/O+5rjA  
PIXELS 100 e3[N#ryt  
CONSIDER  ONLY DETECTOR 2'++G[z  
SPREAD NORMAL _)ERi*}x8  
WINDOW Z -2@(1500/2) X -2@(1500/2) ks! G \<I  
WINDOW 1  !! Enlarge by y|X[NSA  
SPREAD NORMAL %'P58  
?qdG)jo=  
DISPLAY [scPs,5Y  
  PICTURE K[sfsWQ.  
RETURN h><;TAp  
自己根据例子改的 \KG{ 11  
为什么出来的衍射图和MATLAB的不一样的 :R _(+EK1  
相差很大 R+5x:mpHy  
自己觉得不对 X(/W|RY{@  
请高手指点一下
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