[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 @&!ZZ 1V8  
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这边有一个Michelson Interferometer, 2>9C-VL2  
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, _RYxD"my  
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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, }v;V=%N+v  
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但我这里无法看到, OnziG+ak  
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请问该如何处理呢, t,Lrfv])  
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下面是程式 [^n.Pns  
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--------------------------------------------------------------- ldcqe$7,  
SYSTEM NEW YDsb3X<0'  
RESET ^6
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UNITS CENTIMETERS u
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WAVELENGTH 632.8 NANOMETERS EP&,MYI%E  
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WL=632.8E-7 tFn)aa~L  
PI=4*ATAN(1) HWAdhDZ  
@IKYh{j4  
COATING PROPERTIES P8 c`fbkX2  
  0.0  0.0  'ABSORB' CkC^'V)  
  0.0  1.0  'TRANSMIT' atH*5X6d  
  1.0  0.0  'REFLECT' Q}JOU  
  0.5  0.5  'BEAM_SPLITTER' XW H5d-  
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PL=100  !! Path length /62!cp/F/D  
DIA=50  !! Diameter Gu,wF(x7A  
=?*!"&h  
SURFACE .sW|Id )  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 k'Hs}zeNn  
  OBJECT 'PELLICLE' e]aDP1n3t  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR @;4zrzQi7  
    FACETS 4 4 `hm-.@f,9  
    REDEFINE COLOR 1 z9Mfd#5?>P  
    ROTATE X 45 l30EKoul)  
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!! Retro Reflector 1 xu%k~4cB,  
SURFACE >uB?rGcM  
  PLANE Z 0 ELLIPSE 2@(DIA/2) zk+9'r`-D  
  OBJECT 'RETRO1_FRONT' (m}'4et~L  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 Q*cf
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    FACETS 4 4 2.y-48Nz  
    REDEFINE COLOR 1 kazzVK5x  
    ROTATE X -90 uMv,zO5  
    SHIFT Y (PL) :4w ?#  
?R 'r4P,  
!! Retro Reflector 2 ~P qM]^  
TILT_WAVES=2  !! Tilt in waves M0"_^?  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees nW:C/{n2tG  
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SURFACE MJ)RvNF  
  PLANE Z 0 ELLIPSE 2@(30) ">nxHU  
  OBJECT 'RETRO2_FRONT' S@tLCqV4  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 >6-
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    FACETS 4 4 G4;Oi=  
    REDEFINE COLOR 1 6_;icpN]  
    SHIFT Z (PL) 4"ZP 'I;  
    ROTATE X (TILT) S13nL^=i  
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!! DETECTOR VQ@  
SURFACE pllGB6X  
  PLANE Z 0 RECT 2@(DIA) W@IQ^ }E  
  OBJECT 'DETECTOR' ?j.,Nw4FC  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 yPp9\[+^j  
    FACETS 4 4 d-ko ^Y0  
    REDEFINE COLOR 1 @ q3k%$4  
    ROTATE X 90 4J?0bZ  
    !!ROTATE Z 45 >'
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    SHIFT Y -(PL) HJH{n
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!! Verify Geometry /ns
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WINDOW Y Z djZqc5t  
PLOT FACETS 7 7 OVERLAY fOrH$?  
^\% (,KNo  
!! Define source qR{=pR  
PARABASAL 4 Fo_sgv8O<  
BEAMS COHERENT DIFFRACT P+sW[:  
WAVELENGTH 6328 ANGSTROMS I{2hfKUe`  
WIDTHS 1.6 C) s5D  
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GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 -2[a2^a'  
  SOURCE DIRECTION Z 0 0 B$K=\6o  
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TRACE PLOT COLOR 2 bJ%h53  
$VIEW w9imKVry  
+\A,&;!SR  
PIXELS 101 :Yl-w-oe  
CONSIDER ONLY DETECTOR V!=,0zy~Z  
SPREAD NORMAL 3"i-o$P  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) N+xP26D8  
WINDOW 1.2  !! Enlarge by 20% J@'wf8Ub  
SPREAD NORMAL t{kG<J/l  
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DISPLAY 'H!Uh]!  
  PICTURE m0SlOgRsk  
RETURN \\qZl)P_