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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
    RJ+i~;-  
    要如何使用倾斜的detector看到不同周期的干涉条纹 ! *Snx  
    K)!yOa'fH  
    这边有一个Michelson Interferometer, i}d^a28  
    7OSk0%Q,  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, Yn!)('FdT!  
    Lh eOGM  
    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, w Q!C9Gp3e  
    <OF2\#Nh  
    但我这里无法看到, _`'VOY`o  
    |^: A,%>  
    请问该如何处理呢, iKs @oHW  
    PtP{_9%Dz  
    下面是程式 F\LAw#IJ  
    tkQ#mipAj  
    --------------------------------------------------------------- -qv*%O@  
    SYSTEM NEW vRp#bScc  
    RESET OUoN  
    f,S,35`qa  
    UNITS CENTIMETERS U tb"6_   
    WAVELENGTH 632.8 NANOMETERS UEkn@^&bg  
    K9\p=H^T7  
    WL=632.8E-7 t]dtBt].:  
    PI=4*ATAN(1) ([vyY}43h  
    TV&:`kH  
    COATING PROPERTIES O{YT6&.S0  
      0.0  0.0  'ABSORB' D}.Pk>5  
      0.0  1.0  'TRANSMIT' Fog4m=b`g  
      1.0  0.0  'REFLECT' 6} b1*xQ  
      0.5  0.5  'BEAM_SPLITTER' J/OG\}  
    :!',o]"4,k  
    PL=100  !! Path length j6Msbq[  
    DIA=50  !! Diameter J3 Y-d7=|  
    OAlV7cfD  
    SURFACE qIXo_H&\C  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 /#WRd}IjK  
      OBJECT 'PELLICLE' Q&Q$;s3|Y  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR L$T23*9XY  
        FACETS 4 4 yiourR)H<  
        REDEFINE COLOR 1 F?APDGAN  
        ROTATE X 45 I[P43>F3  
    WDr C  
    !! Retro Reflector 1 |r|<cc#  
    SURFACE "#<P--E9  
      PLANE Z 0 ELLIPSE 2@(DIA/2) k&oq6!ix  
      OBJECT 'RETRO1_FRONT' NOzAk%s3I  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 H@-txO1`::  
        FACETS 4 4 kMJf!%L(  
        REDEFINE COLOR 1 $-x@P9im  
        ROTATE X -90 NFYo@kX> G  
        SHIFT Y (PL) {DP%=4  
    .k_> BD];  
    !! Retro Reflector 2 Ln&'5D#  
    TILT_WAVES=2  !! Tilt in waves ]x;*Z&  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees J #ukH`|-  
    =x_~7 Xc{  
    SURFACE $ G\IzK  
      PLANE Z 0 ELLIPSE 2@(30) __B`0t  
      OBJECT 'RETRO2_FRONT' zc1y)s0G  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 !Eqp,"ts7  
        FACETS 4 4 .zm/GtOV@  
        REDEFINE COLOR 1 ~tw#Q  
        SHIFT Z (PL) 9i^dQV.U=  
        ROTATE X (TILT) pgp@Zw)r)k  
    O6 :GE'S  
    !! DETECTOR ^0x0 rY  
    SURFACE JI)@h 4b  
      PLANE Z 0 RECT 2@(DIA) W{)RJ1  
      OBJECT 'DETECTOR' DK6^\k][V  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 Es7+bFvsE8  
        FACETS 4 4 E((U=P}+g  
        REDEFINE COLOR 1 {jK:hQX  
        ROTATE X 90 gG?sLgL:  
        !!ROTATE Z 45 tAi ~i;?  
        SHIFT Y -(PL) +VE ] .*T  
    per$%;5E"  
    !! Verify Geometry #8{U0 7]"  
    WINDOW Y Z xJNV^u  
    PLOT FACETS 7 7 OVERLAY zyHHz\{  
    @7}]\}SR  
    !! Define source ~_XK<}SK  
    PARABASAL 4 .+.'TY--  
    BEAMS COHERENT DIFFRACT hxT{!g  
    WAVELENGTH 6328 ANGSTROMS h<1pGQV  
    WIDTHS 1.6 BQOit.  
    mdNIC  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 u#Z#NP ~F0  
      SOURCE DIRECTION Z 0 0 ` !um )4  
    zJMm=Mw^  
    TRACE PLOT COLOR 2 aN^x]0P!0  
    $VIEW .)Wqo7/Gx  
    *)8!~Hs   
    PIXELS 101 8Ry%HV9VE  
    CONSIDER ONLY DETECTOR '0jjoZ:  
    SPREAD NORMAL Zf,9 k".'C  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) =Z(_lLNmh  
    WINDOW 1.2  !! Enlarge by 20% 4.t72*ML  
    SPREAD NORMAL o<\u Hr3  
    SQS PdR+  
    DISPLAY H,Y+n)5  
      PICTURE T {![a{  
    RETURN mne?r3d  
     
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