[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]

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要如何使用倾斜的detector看到不同周期的干涉条纹 7;jwKA;k  
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这边有一个Michelson Interferometer, d`5xd@p  
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, g'ha7~w(p  
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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, U$&G_&*0a  
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但我这里无法看到, eY)ugq>'  
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请问该如何处理呢,  s!X@ l  
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下面是程式 }><VcouJ[  
:hr% 6K7  
--------------------------------------------------------------- 7g8}]\i+  
SYSTEM NEW 6c,]N@,Zw  
RESET As }:~Jy|  
1G$fU zS  
UNITS CENTIMETERS zP$0B!9  
WAVELENGTH 632.8 NANOMETERS tPBr{  
S {oW  
WL=632.8E-7 Tw*:Vw  
PI=4*ATAN(1) o@*eC L=  
C62:G+W&o  
COATING PROPERTIES .<%2ON_  
  0.0  0.0  'ABSORB' cH%qoHgx
 
  0.0  1.0  'TRANSMIT' W=:4I[a6Q  
  1.0  0.0  'REFLECT' Y"6 '  
  0.5  0.5  'BEAM_SPLITTER' }Q&zYC]d  
a9]F.Jm  
PL=100  !! Path length :FB-GNd  
DIA=50  !! Diameter U l8G R  
v|fA)Ww  
SURFACE nX~Qt%  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 +a1Or  
  OBJECT 'PELLICLE' 6a6;]lsG  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR g@0<`g  
    FACETS 4 4 XrP'FLY o  
    REDEFINE COLOR 1 h,%`*Qg6  
    ROTATE X 45 @`R#t3)8JP  
t|-TG\Q X  
!! Retro Reflector 1 011 N  
SURFACE 5:y\ejU  
  PLANE Z 0 ELLIPSE 2@(DIA/2) ^{Wx\+*!  
  OBJECT 'RETRO1_FRONT' r9MS,KG8  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 DwSB(O#X  
    FACETS 4 4 ?+Gc.lU  
    REDEFINE COLOR 1 +g %h,@  
    ROTATE X -90 1g_p`(  
    SHIFT Y (PL) (5CdA1|  
U}f"a!  
!! Retro Reflector 2 ~5`p/.L)ZD  
TILT_WAVES=2  !! Tilt in waves UU\wP(f  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees [0c7fH`8V  
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SURFACE j IO2uTM~  
  PLANE Z 0 ELLIPSE 2@(30) g Va;!  
  OBJECT 'RETRO2_FRONT' 3DjlX*  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 ByyvRc,v  
    FACETS 4 4 efzS]1Jpz  
    REDEFINE COLOR 1 )M3}6^s]  
    SHIFT Z (PL) #h=pU/R  
    ROTATE X (TILT) qmmQHS  
L#huTKX}  
!! DETECTOR 78M%[7Cq<i  
SURFACE {7d(B1[1  
  PLANE Z 0 RECT 2@(DIA) ohEIr2  
  OBJECT 'DETECTOR' 7Eb |AR  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 pW4O[v`  
    FACETS 4 4 #*;G8yV  
    REDEFINE COLOR 1 D[jPz0  
    ROTATE X 90 n[[2<s*YJ  
    !!ROTATE Z 45 UP<B>Y1a  
    SHIFT Y -(PL) Rtywi}VV2  
r4MPs-}oF  
!! Verify Geometry M
ZIZ"b  
WINDOW Y Z r+%$0eB1^  
PLOT FACETS 7 7 OVERLAY Mo'6<"x  
gh9Gc1tKt  
!! Define source k2-+3zx  
PARABASAL 4 \]Bwib%h  
BEAMS COHERENT DIFFRACT  " fXs
!  
WAVELENGTH 6328 ANGSTROMS f]sc[_n]  
WIDTHS 1.6 _ASyGmO{  
}[;{@Zn  
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 6Pp3*O`/V  
  SOURCE DIRECTION Z 0 0 $y$E1A6h+  
ntr&? H  
TRACE PLOT COLOR 2 U{C&R&z  
$VIEW F_I.=zQr  
D[p_uDIz  
PIXELS 101 BbIg]E/G  
CONSIDER ONLY DETECTOR :DG7Z  
SPREAD NORMAL [AHoTlPZ  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) b?U2g?lN:  
WINDOW 1.2  !! Enlarge by 20% <`)vp0  
SPREAD NORMAL V}aZ}m{J  
Au10]b  
DISPLAY byJR6f  
  PICTURE |=u }1G?  
RETURN mI>=S