[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 rT;l#<#VE  
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这边有一个Michelson Interferometer, w-)JCdS6Tb  
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, !X"nN9k  
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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, 34)l3UI~  
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但我这里无法看到, Vo{ ~D:)  
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请问该如何处理呢, $Nvox<d0  
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下面是程式 `r=^{Y  
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SYSTEM NEW N!?~Dgw  
RESET 8TH;6-RT  
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UNITS CENTIMETERS M^l%*QF[,q  
WAVELENGTH 632.8 NANOMETERS \hlS?uD\  
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WL=632.8E-7 obbg#,  
PI=4*ATAN(1) 7w5l[a/  
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COATING PROPERTIES {Gfsiz6  
  0.0  0.0  'ABSORB' [=.iJ5,{2  
  0.0  1.0  'TRANSMIT' F@t\D?  
  1.0  0.0  'REFLECT' IYptNR  
  0.5  0.5  'BEAM_SPLITTER' %T<c8w}dP  
3\ )bg R:  
PL=100  !! Path length  874j9ky[  
DIA=50  !! Diameter pkG8g5(w  
;/23CFYM  
SURFACE _8`S&[E?  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 tQxAZ0B^  
  OBJECT 'PELLICLE' {KTZSs $n  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR t]3:vp5N]  
    FACETS 4 4 =VWH8w.3  
    REDEFINE COLOR 1 CIwI1VR^  
    ROTATE X 45 %ID48_>*  
I L&PN`#  
!! Retro Reflector 1 {}
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SURFACE W1M Bk[:Q  
  PLANE Z 0 ELLIPSE 2@(DIA/2) _iqaKYT$  
  OBJECT 'RETRO1_FRONT' |l|$Q;  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 j~Ci*'*L  
    FACETS 4 4 /8dRql-Ne  
    REDEFINE COLOR 1 c2gZ
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    ROTATE X -90 5P
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    SHIFT Y (PL) LsMq&a-j2  
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!! Retro Reflector 2 #'#@H  
TILT_WAVES=2  !! Tilt in waves |U~\;m@  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees V2m= m}HQ  
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SURFACE ~-yq,x  
  PLANE Z 0 ELLIPSE 2@(30) 'vZWkeo  
  OBJECT 'RETRO2_FRONT' =.`e4}u \X  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 (w<llb`]  
    FACETS 4 4 (c3O> *M  
    REDEFINE COLOR 1 C1YH\X(r  
    SHIFT Z (PL) 
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    ROTATE X (TILT) gazX2P[D  
O+DYh=m*p  
!! DETECTOR /5>A 2y  
SURFACE VB+_ kR6Zv  
  PLANE Z 0 RECT 2@(DIA) oBPm^ob4  
  OBJECT 'DETECTOR' 0w2<2grQ  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 ]>+ teG:4  
    FACETS 4 4 p{0rHu[  
    REDEFINE COLOR 1 JAmpU^(C  
    ROTATE X 90 ){tTB  
    !!ROTATE Z 45 -OgC.6  
    SHIFT Y -(PL) b u/GaE~  
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!! Verify Geometry >/-Bg:  
WINDOW Y Z c5eimA%`  
PLOT FACETS 7 7 OVERLAY 2) Q/cH\g  
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!! Define source .T~Oc'wGo  
PARABASAL 4 K>2Bz&)  
BEAMS COHERENT DIFFRACT Q,o"[ &Gp  
WAVELENGTH 6328 ANGSTROMS %$R]NL|  
WIDTHS 1.6 Fy^8]u*Fu  
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GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 #.@D}7y5  
  SOURCE DIRECTION Z 0 0 Q"GZh.m  
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TRACE PLOT COLOR 2 }K 2fwE  
$VIEW N<HJ}geC"  
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PIXELS 101 {k<mN Y  
CONSIDER ONLY DETECTOR Y)C!N$=@Q  
SPREAD NORMAL F^wm&:%{`  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) {@X)=.Zf  
WINDOW 1.2  !! Enlarge by 20% J}VG4}L  
SPREAD NORMAL g % 8@pjk  
kK]L(ZU+  
DISPLAY @B>pPCowa  
  PICTURE ]RI+:f  
RETURN KN\tRE