[求助]要如何使用倾斜的detector看到不同周期的干涉条纹 [复制链接]

=sm(
Z;"  
要如何使用倾斜的detector看到不同周期的干涉条纹 #-`lLI:w0  
_`(g?  
这边有一个Michelson Interferometer, +1y#=iM{  
ZAP+jX;  
我试着调整DETECTOR的角度, 但它记录到的影像都一样, E5dXu5+ye  
6 qq7:  
照理来说调整DETECTOR角度的话干涉条文应该会一边粗一边细周期不一, 3m^BYr*y^  
 96BMJE'  
但我这里无法看到, /IC'R"V a  
WAEKvM4*i0  
请问该如何处理呢, F, "x~C  
: ?V;  
下面是程式 6IX!9I\sT  
BAhC-;B#R  
--------------------------------------------------------------- p%s D>1k  
SYSTEM NEW zaZnL7ZJX  
RESET xI@~Ig  
HT&0i,`  
UNITS CENTIMETERS aI<~+]  
WAVELENGTH 632.8 NANOMETERS (pmo[2kg  
cNVdGY%&  
WL=632.8E-7 1 W0;YcT]  
PI=4*ATAN(1) A=$oYBB  
Yx"z&J9p  
COATING PROPERTIES qkIU>b,B  
  0.0  0.0  'ABSORB' )~/U+,  
  0.0  1.0  'TRANSMIT' X=3@M_Jzo  
  1.0  0.0  'REFLECT' g|P hNo  
  0.5  0.5  'BEAM_SPLITTER' 8syo_sC |  
|(SW  
PL=100  !! Path length R+K[/AA  
DIA=50  !! Diameter {OOt+U!  
(yP55PC O$  
SURFACE xYT.J 6  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 _a&|,ajy>  
  OBJECT 'PELLICLE' "YL-!P  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR +RkYW*|$S  
    FACETS 4 4 qo@dFKy  
    REDEFINE COLOR 1 a%dx\&K  
    ROTATE X 45 h
,x]  
z+*Z<c5d  
!! Retro Reflector 1 ,<1*  
SURFACE .6K>"  
  PLANE Z 0 ELLIPSE 2@(DIA/2) %\l,X{X  
  OBJECT 'RETRO1_FRONT' qC)VT
3  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 k3 l  
    FACETS 4 4 mw[4<vfB0a  
    REDEFINE COLOR 1 +!vRU`  
    ROTATE X -90 0R& U18)y  
    SHIFT Y (PL) Bt,Xe~$z-  
O[!o1.  
!! Retro Reflector 2 `xUPML-  
TILT_WAVES=2  !! Tilt in waves K_QCYS.  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees |Z ,G  
6<Z:Xw  
SURFACE y
jd'{B9{  
  PLANE Z 0 ELLIPSE 2@(30) Q$1K{14I  
  OBJECT 'RETRO2_FRONT' \#aVu^`eX  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 tWnm{mF  
    FACETS 4 4 W[Bu&?h$  
    REDEFINE COLOR 1 oui!fTy  
    SHIFT Z (PL) u7?juI#Cl  
    ROTATE X (TILT) !9, pX  
(GG"'bYk  
!! DETECTOR Ug21d42Z4  
SURFACE h '[vB^  
  PLANE Z 0 RECT 2@(DIA) n5.>;N.*  
  OBJECT 'DETECTOR' !dY:S';~  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 kA__*b}8UK  
    FACETS 4 4 {ah=i8$  
    REDEFINE COLOR 1 cO,V8#H  
    ROTATE X 90 'c&@~O;^d  
    !!ROTATE Z 45 L]d@D0.Z  
    SHIFT Y -(PL) GYC&P]  
5vft}f  
!! Verify Geometry 8[)]3K x  
WINDOW Y Z = O1;vc}AA  
PLOT FACETS 7 7 OVERLAY |*KS<iHr%  
A Vm{#^p[(  
!! Define source DYlvxF`  
PARABASAL 4 NRisr  
BEAMS COHERENT DIFFRACT ulf/C%t,R  
WAVELENGTH 6328 ANGSTROMS R:<@+z^A[  
WIDTHS 1.6 xn@0pL3B~  
z,FTsR$x  
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 vQ"s  
  SOURCE DIRECTION Z 0 0 .vS6_  
*Ca)RgM  
TRACE PLOT COLOR 2 tvT8UW'  
$VIEW mSzpRa  
_i
[)$EgFm  
PIXELS 101 QaWHz   
CONSIDER ONLY DETECTOR <{420  
SPREAD NORMAL *3O>J"  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) }b+QYSt  
WINDOW 1.2  !! Enlarge by 20% K3:|Tc(
 
SPREAD NORMAL pXh~#o6V  
.3<IOtD=  
DISPLAY ~59`S#ax/l  
  PICTURE d:hL )x  
RETURN 8i;)|

z7