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    [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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    离线taker1986
     
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    只看楼主 倒序阅读 楼主  发表于: 2013-04-24
    Fl!D2jnN  
    要如何使用倾斜的detector看到不同周期的干涉条纹 &$ fyY:<\  
    3Ww 37V>h  
    这边有一个Michelson Interferometer, >T)tAZ?WK  
    LqLhZBU9  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, .hJcK/m  
    <}G/x*N  
    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, yL %88,/  
    g> m)XY  
    但我这里无法看到, /VD[:sU7  
    )J?8"+_Y  
    请问该如何处理呢, b94+GL U8b  
     $Gcjm~  
    下面是程式 ~])Q[/=p  
    @hwNM#>`  
    --------------------------------------------------------------- 0mNL!"  
    SYSTEM NEW Vjd(Z  
    RESET ^<_rE-k  
    KquuM ]5S  
    UNITS CENTIMETERS =@c;%x  
    WAVELENGTH 632.8 NANOMETERS 4dy!2KZN  
    Wt.['`c<  
    WL=632.8E-7 bB)$=7\  
    PI=4*ATAN(1) > Edsanx  
    RXw1HRR$V  
    COATING PROPERTIES jX0^1d@  
      0.0  0.0  'ABSORB' y t7>,  
      0.0  1.0  'TRANSMIT' 1'P4{T0 [  
      1.0  0.0  'REFLECT' E;, __  
      0.5  0.5  'BEAM_SPLITTER' $y{.fjy3  
    ?dXAHY  
    PL=100  !! Path length Sk-Q 4D^  
    DIA=50  !! Diameter {y B0JL}n  
    zN9#qlfv  
    SURFACE $)~:H-  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 {pdPp|YDZ-  
      OBJECT 'PELLICLE' Dp4x\97O  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR ! ?>I  
        FACETS 4 4 o_BRsJy  
        REDEFINE COLOR 1 x4h.WDT$  
        ROTATE X 45 L c )i  
    GQjwr(  
    !! Retro Reflector 1 W.%p{wB |  
    SURFACE 3h$E^"  
      PLANE Z 0 ELLIPSE 2@(DIA/2) ~dzD7lG6  
      OBJECT 'RETRO1_FRONT' X(BX+)YR  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 BHiG3fP  
        FACETS 4 4 =[zP  
        REDEFINE COLOR 1 ex^9 l b  
        ROTATE X -90 +43~4_Oj  
        SHIFT Y (PL) S}cR+d1}h  
    hk$I-  
    !! Retro Reflector 2 YWJ$Pp  
    TILT_WAVES=2  !! Tilt in waves @^DVA}*b)  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees Jd?qvE>Pp  
    |KZX_4   
    SURFACE C]fX=~?bGQ  
      PLANE Z 0 ELLIPSE 2@(30) 5;G0$M0  
      OBJECT 'RETRO2_FRONT' PVIZ Y^64  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 G B,O  
        FACETS 4 4 q/Vl>t  
        REDEFINE COLOR 1 on"ENT  
        SHIFT Z (PL) D?UURURf  
        ROTATE X (TILT) J"@X>n  
    @2mWNYHR*>  
    !! DETECTOR c##tP*(  
    SURFACE t)uxW 7  
      PLANE Z 0 RECT 2@(DIA) rqnxRq  
      OBJECT 'DETECTOR' V;^N:I\js  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 Zy.A9 Bh~  
        FACETS 4 4 )_OGt[_H  
        REDEFINE COLOR 1 "5z@A/Z/  
        ROTATE X 90 N=7iQ@{1   
        !!ROTATE Z 45 $06('Hg&  
        SHIFT Y -(PL) =HJ7tele  
    K :kb&W  
    !! Verify Geometry /I1n${{5  
    WINDOW Y Z p~Cz6n  
    PLOT FACETS 7 7 OVERLAY xB[W8gQ6fa  
    zGNW5S9G  
    !! Define source mP/#hwzB&q  
    PARABASAL 4 PIXqd,  
    BEAMS COHERENT DIFFRACT ^*+M9e9Z  
    WAVELENGTH 6328 ANGSTROMS SSTn |  
    WIDTHS 1.6 ?B$L'i[l  
    hOkn@F.  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 l'M/et{:  
      SOURCE DIRECTION Z 0 0 $tI<MZ&Z  
    b:r8r}49  
    TRACE PLOT COLOR 2 YJ-<t6  
    $VIEW BlZB8KI~  
    Qx3eEt@X5]  
    PIXELS 101 P;-.\VRu  
    CONSIDER ONLY DETECTOR Fw{68ggk  
    SPREAD NORMAL a(*"r:/lD  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) ~l?c.CS d  
    WINDOW 1.2  !! Enlarge by 20% D!#B*[|  
    SPREAD NORMAL ixK9/5T  
    m+:JNgX6  
    DISPLAY h-sO7M0E]  
      PICTURE c0HPS9N\  
    RETURN jUl_ToX  
     
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