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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
    Jsa]RA  
    要如何使用倾斜的detector看到不同周期的干涉条纹 D (WdI  
    c'INmc I|  
    这边有一个Michelson Interferometer, nR=!S5>S  
    t3b M4+n  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, N*f ]NCSi  
    dsn(h5,Q'  
    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, xpJ=yxO  
    A*~BkvPr  
    但我这里无法看到, 5\Rg%Ezl  
    =h70!) Z5  
    请问该如何处理呢, |'``pq/}_  
    0g2rajS  
    下面是程式 rvacCwI  
    \S_A e;  
    --------------------------------------------------------------- p}Um+I=1  
    SYSTEM NEW j 8)*'T  
    RESET mM r$~^P:  
    ?kK3%uJy&  
    UNITS CENTIMETERS 4F"%X &$  
    WAVELENGTH 632.8 NANOMETERS #^}s1 4n  
    {PkR6.XhR  
    WL=632.8E-7 2Ab`i!#  
    PI=4*ATAN(1) {oS/Xa  
    !sp`oM  
    COATING PROPERTIES pD!j#suMA  
      0.0  0.0  'ABSORB' yIC C8M  
      0.0  1.0  'TRANSMIT' P]iJ"d]+X  
      1.0  0.0  'REFLECT' !>N+a3   
      0.5  0.5  'BEAM_SPLITTER' g~2=he\C  
    nIZsKbnw  
    PL=100  !! Path length $DaQM'-  
    DIA=50  !! Diameter =te4p@  
    T[I7.8g  
    SURFACE 53$;ZO3  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 K^h9\< w  
      OBJECT 'PELLICLE' LLFQ5py{  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR oJ tmd}  
        FACETS 4 4 f1S% p  
        REDEFINE COLOR 1 9f/l"  
        ROTATE X 45 ]a`"O  
    LqXVi80  
    !! Retro Reflector 1 l$ kO%E'  
    SURFACE H]W'mm  
      PLANE Z 0 ELLIPSE 2@(DIA/2) s)?GscPG!  
      OBJECT 'RETRO1_FRONT' })`z6d]3  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 ;n.h!wmJ}  
        FACETS 4 4 F2MC)&#  
        REDEFINE COLOR 1 yVQW|D0,j  
        ROTATE X -90 &grvlK  
        SHIFT Y (PL) } ,^p{J/  
    Ly/  
    !! Retro Reflector 2 ]t~'wL#Z  
    TILT_WAVES=2  !! Tilt in waves Dc* H:x;  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees *&I _fAh]  
    \D};0#G0&  
    SURFACE ri-D#F)}  
      PLANE Z 0 ELLIPSE 2@(30) EM@EB< pRX  
      OBJECT 'RETRO2_FRONT' orYZ<,u  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 ujl ?!  
        FACETS 4 4 &EYoviFp  
        REDEFINE COLOR 1 |3~]XN-  
        SHIFT Z (PL) 7SN61)[m  
        ROTATE X (TILT) TyA1Qk\  
    H}lz_#Z  
    !! DETECTOR "',;pGg|K  
    SURFACE Jamt@=  
      PLANE Z 0 RECT 2@(DIA) %"=GQ3u[  
      OBJECT 'DETECTOR' 9 ~$E+ m(  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 :>0,MO.^~K  
        FACETS 4 4 e2BC2K0  
        REDEFINE COLOR 1 ay| |yn:  
        ROTATE X 90 yye5GVY$  
        !!ROTATE Z 45 2#00<t\  
        SHIFT Y -(PL) ]d~{8h!G  
    4;>HBCM4-  
    !! Verify Geometry V rd16s  
    WINDOW Y Z ._t1eb`m{  
    PLOT FACETS 7 7 OVERLAY DF>tQ  
    ,t;US.s([.  
    !! Define source 717G CL@  
    PARABASAL 4 r&Qa;-4Pl  
    BEAMS COHERENT DIFFRACT ZR-64G=L,  
    WAVELENGTH 6328 ANGSTROMS ^fyue~9u  
    WIDTHS 1.6 | lZJt  
    XPZ8*8JL  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 49<t2^1q  
      SOURCE DIRECTION Z 0 0 6|{&7=1t  
    VXlAK(   
    TRACE PLOT COLOR 2 ?FUK_]  
    $VIEW ,!LY:pMK  
    BjsTHS&  
    PIXELS 101 ,Vo[mB  
    CONSIDER ONLY DETECTOR I.(@#v7T  
    SPREAD NORMAL AaoS & q  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) F|R7hqf  
    WINDOW 1.2  !! Enlarge by 20% cH4 PrMm&  
    SPREAD NORMAL uFb 9Ic]`  
    U 8p %MFD  
    DISPLAY IbJl/N%o  
      PICTURE j_~mP>el)  
    RETURN ~IWdFUKk  
     
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