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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。 ry9%Y3  
谢谢！ Jj+|>(P  
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？ lJ.:5$2H  
s\ft:a@  
SYSTEM NEW P5s'cPX  
RESET z =1 J{]  
UNITS  UM 'W' ~_ss[\N  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM xCwd*lsM  
*0zdI<Oe  
PI=4*ATAN(1) pQ%~u3  
COATING PROPERTIES q[p+OpA  
  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' ;okFm  
  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' K6<@DP+/  
  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' i5wXT  
  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' ,l`4)@{G  
1A\Jh3;Q  
EDGE (|%YyRaX  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 3YT>3f!\  
SMOOTH 0S8v41i6  
ELLIPSE Y 0 500 500 16 0.0 360.0 v`3q0,,  
SMOOTH l H:Y8j  
OBJECT OB"Ur-hJ0  
.1 .2 'EXTRUDED OBJECT' xGsg'  
           ut z.  
!! DETECTOR P2_UQ  
SURFACE |9>?{ B\a  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0  fp!Ba  
  OBJECT 'DETECTOR' !K a!f1  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 # \9sCnb  
    FACETS 4 4 ,b;eU[!]  
    REDEFINE COLOR 1 w@&g9e6E  
    ROTATE X 90 ',GWH:B  
    SHIFT Y -10000 CVfQ  
!! Verify Geometry $s$j</.q  
WINDOW Y Z Zp'c>ty=  
PLOT FACETS 7 7 OVERLAY N&g9z{m7  
df@IC@`pB  
!! Define source 1 1F?`.~q  
PARABASAL 4 Lc,`  
BEAMS COHERENT DIFFRACT XBQ]A89G  
WAVELENGTH 0.5 MICRONS sevaNs  
WIDTHS 1.6 *m2{6N_  
GRID RECT Y 100 -4@500 2@100 M$&aNt;  
  SOURCE DIRECTION 0 -1 0 ;/gH6Z?  
   I*c B Ha  
  FLUX 0 1 SOU 1 7hAFK  
   (p4|,\+  
TRACE PLOT COLOR 2 <vS J< WY  
$VIEW yt,xA;g  
   `I*W}5  
PIXELS 100 ,<iJ#$: Sx  
CONSIDER  ONLY DETECTOR a1V+doC  
SPREAD NORMAL /H 3u^  
WINDOW Z -2@(1500/2) X -2@(1500/2) Qw>ftle  
WINDOW 1  !! Enlarge by v:otR%yt  
SPREAD NORMAL Q1tZ]Q.6  
DISPLAY &k'J5YHm8H  
  PICTURE y bWb'+x  
RETURN
胖西红柿 2010-01-17 22:51
T)%34gN  
SYSTEM NEW GilaON*pK.  
RESET +#qW 0g  
*n9t~t6GHg  
UNITS  UM 'W' piq1cV  
WAVELENGTHS 0.5 0.6 0.7 0.8 0.9 1.1 UM N}`.N  
1J$sIY,Ou  
-$Y@]uf^  
PI=4*ATAN(1) EPx_xX  
r\6 "mU  
COATING PROPERTIES E]G#"EV!Y  
  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' Oc\Bu6F  
  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' :e9}k5kdk  
  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' EW;R^?Z  
  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' FPM@%U  
osKM3}Sb  
[S{KGe:g  
EDGE MUo}Qi0K  
RECTANGLE Y 0 10000 10000 16 0.0 360.0 o`B,Pt5vu  
SMOOTH 34Q;& z\e  
ELLIPSE Y 0 500 500 16 0.0 360.0 K$>C*?R  
SMOOTH q5X \wz2N  
OBJECT bWc3a  
.1 .2 'EXTRUDED OBJECT' (Uo:WyVj|F  
           G$X+g{  
!! DETECTOR rn1^6qy)  
SURFACE .j*muDVQn  
  PLANE Z 0 RECTANGLE (1000/2) (1000/2) 0 0 0 4;G:.k!K  
  OBJECT 'DETECTOR' u\~dsD2)q  
    INTERFACE COATING ABSORB AIR SCHOTT_BK7 XXbA n-J  
    FACETS 4 4 EL_rh TWw  
    REDEFINE COLOR 1 |&JCf =  
    ROTATE X 90 -{z.8p}IW  
    SHIFT Y -10000 pJM~'tlHV  
p-]vf$u  
!! Verify Geometry ]"'$i4I{R  
WINDOW Y Z N[$bP)h7  
PLOT FACETS 7 7 OVERLAY b"U{@  
_g+^jR4  
)vH6N_  
!! Define source 1 " P A:  
PARABASAL 4 MB$K ?"Y  
BEAMS COHERENT DIFFRACT /S29\^  
WAVELENGTH 0.5 MICRONS <~9z.v7  
WIDTHS 1.6 <DG=qP6O  
d\FBY&C7b  
GRID RECT Y 100 -4@500 2@100  3*@ sp  
  SOURCE DIRECTION 0 -1 0 /P<K)a4GM  
   Wj2s+L7,  
  FLUX 0 1 SOU 1 #X&`gDW  
Ap}^6_YXd  
ka_]s:>+  
TRACE PLOT COLOR 2 <gU^#gsGra  
$VIEW O 0Fw!IQk  
-phwzR\(t  
PIXELS 100 "#uXpCuw  
CONSIDER  ONLY DETECTOR HCP' V  
SPREAD NORMAL 20[_eu)  
WINDOW Z -2@(1500/2) X -2@(1500/2) l7G&[\~  
WINDOW 1  !! Enlarge by Ns.b8Y  
SPREAD NORMAL JA!O,4  
x!CCSM;q  
DISPLAY ElNKCj<M  
  PICTURE g_ z%L?N  
RETURN ya7/&Z )0  
自己根据例子改的 8BUPvaP<[  
为什么出来的衍射图和MATLAB的不一样的 ;B[*f?y-  
相差很大 WLr\ l29  
自己觉得不对 zyNg?_SM  
请高手指点一下
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