[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 WlP@Tm5g/  
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这边有一个Michelson Interferometer, 4M(w<f\5F  
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, 3]'=s>UO>^  
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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, {114 [  
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但我这里无法看到, mUr@w*kq|p  
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请问该如何处理呢, bXq,iX  
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下面是程式 EN.yU!N.4  
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SYSTEM NEW sLbz@54  
RESET ABhza|  
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UNITS CENTIMETERS y(.WK8  
WAVELENGTH 632.8 NANOMETERS ;~~Oc  
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WL=632.8E-7 TOMvJ>bF  
PI=4*ATAN(1) b{sE#m%r  
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COATING PROPERTIES b,T=0W  
  0.0  0.0  'ABSORB' Si]Z`_  
  0.0  1.0  'TRANSMIT' N_pJE?  
  1.0  0.0  'REFLECT' [%l+ C~m  
  0.5  0.5  'BEAM_SPLITTER' Q
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PL=100  !! Path length e@]cI/j  
DIA=50  !! Diameter ' 1P_*  
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SURFACE fbuop&FN+q  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 |w~
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  OBJECT 'PELLICLE' 5tq$SF42X  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR yv
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    FACETS 4 4 SVq7qc9K?  
    REDEFINE COLOR 1 3%EwA\V(  
    ROTATE X 45 S"3g 1yU^_  
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!! Retro Reflector 1 ;o^m"I\y  
SURFACE Bl`e+&b  
  PLANE Z 0 ELLIPSE 2@(DIA/2) 8-?n<h%8E  
  OBJECT 'RETRO1_FRONT' n+uq|sYVa  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 )0}obPp  
    FACETS 4 4 H8\{GGg  
    REDEFINE COLOR 1 mz\m^g3  
    ROTATE X -90 GUN<ZOYb=  
    SHIFT Y (PL) bjT0Fi0-  
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!! Retro Reflector 2 +'#d*r91@  
TILT_WAVES=2  !! Tilt in waves ZN4&:9M  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees Ci*TX  
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SURFACE  %;W8;  
  PLANE Z 0 ELLIPSE 2@(30) V;:A&  
  OBJECT 'RETRO2_FRONT' Y(A?ib~K  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 J7cqnj  
    FACETS 4 4 i;dr(c/ft  
    REDEFINE COLOR 1 UT{Nly8u  
    SHIFT Z (PL) &H+<uYV  
    ROTATE X (TILT) [e^i".  
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!! DETECTOR P2s0H+<  
SURFACE R,^FJ  
  PLANE Z 0 RECT 2@(DIA) @K+u+} R  
  OBJECT 'DETECTOR' 5cE[s<=  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 X*Q7Yu  
    FACETS 4 4 g)p[A 4  
    REDEFINE COLOR 1 u8,T>VNVw  
    ROTATE X 90 9n%W-R.  
    !!ROTATE Z 45 }oU&J81  
    SHIFT Y -(PL) n&V(c&C  
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!! Verify Geometry ix/uV)]k`  
WINDOW Y Z fsmH];"GD  
PLOT FACETS 7 7 OVERLAY ?t
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!! Define source LnyA5T  
PARABASAL 4 d[Fsp7U}  
BEAMS COHERENT DIFFRACT q{5Vq_s\  
WAVELENGTH 6328 ANGSTROMS #M>E{w
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WIDTHS 1.6 =VSieh  
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GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 ~g,QwaA[  
  SOURCE DIRECTION Z 0 0 ){(cRB$  
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TRACE PLOT COLOR 2 dW5z0VuB$/  
$VIEW pKJ[e@E^  
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PIXELS 101 vaU7tJ:  
CONSIDER ONLY DETECTOR F3f>pK5  
SPREAD NORMAL |JDJ{;o  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) tvH)I px  
WINDOW 1.2  !! Enlarge by 20% *K7L5.  
SPREAD NORMAL j>:T)zhyY  
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DISPLAY lGz0K5P{  
  PICTURE @Uu\x~3y  
RETURN E:tUbWVp