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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
    <}E^r_NvD  
    要如何使用倾斜的detector看到不同周期的干涉条纹 WLAJqmC]  
    }bv0~}G4  
    这边有一个Michelson Interferometer, $DfaW3bJ  
    FBGHVV w!  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, !vQ!_|g1  
    hao0_9q+  
    照理来说调整DETECTOR角度的话干涉条文应该会一边粗一边细周期不一, @J~y_J{  
    J9LS6~ 7  
    但我这里无法看到, h]94\XQ>$  
    vl@t4\@3  
    请问该如何处理呢, ?[W(r$IaE  
    %(-YOTDr  
    下面是程式 %;0w2W  
    ;!@\|E  
    --------------------------------------------------------------- )Q\ZYCPOr  
    SYSTEM NEW <(JsB'TK  
    RESET gKZ{O  
    >EMgP1  
    UNITS CENTIMETERS I`%=&l[v_5  
    WAVELENGTH 632.8 NANOMETERS _^RN C)ol  
    {zGIQG9  
    WL=632.8E-7 UZdE ^Q[  
    PI=4*ATAN(1) 0<L@f=i  
    \QUvImT  
    COATING PROPERTIES %uGA+ \b  
      0.0  0.0  'ABSORB' 13Z6dhZu  
      0.0  1.0  'TRANSMIT' J1<fE(X  
      1.0  0.0  'REFLECT' 4[3T%jA  
      0.5  0.5  'BEAM_SPLITTER' oQDOwM,  
    ![5<\  
    PL=100  !! Path length wN)R !6  
    DIA=50  !! Diameter Vk_*]wU  
    K74oRKv  
    SURFACE ,l<-*yMD  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 &Jj> jCg  
      OBJECT 'PELLICLE' U!a"r8u|8q  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR G 7)D+],{Y  
        FACETS 4 4 ~,e!t.339  
        REDEFINE COLOR 1 >B~jPU  
        ROTATE X 45 0iX qAa  
    MatC2-aV1  
    !! Retro Reflector 1 Y%:p(f<  
    SURFACE tL+8nTL  
      PLANE Z 0 ELLIPSE 2@(DIA/2) cM4?G gn  
      OBJECT 'RETRO1_FRONT' f 5i`B*/  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 VP4t~$"  
        FACETS 4 4 :,q3?l6  
        REDEFINE COLOR 1 3r em"M  
        ROTATE X -90 (P#2Am$  
        SHIFT Y (PL) Xs?7Whc6  
    :e@JESlLf  
    !! Retro Reflector 2 qd|*vE  
    TILT_WAVES=2  !! Tilt in waves X}z KV  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees Vd<= y  
    Dlj=$25  
    SURFACE W,{`)NWg  
      PLANE Z 0 ELLIPSE 2@(30) H5RHA^p|  
      OBJECT 'RETRO2_FRONT' 'v|2} T*  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 6 qKIz{;  
        FACETS 4 4 0v7;Z xD  
        REDEFINE COLOR 1 IVNNiNN*5  
        SHIFT Z (PL) &< Gq-IN  
        ROTATE X (TILT) h/TPd]  
    Br~%S?4"o  
    !! DETECTOR g41Lh3dj  
    SURFACE 1yB;"q&Xd  
      PLANE Z 0 RECT 2@(DIA) "(efd~.]  
      OBJECT 'DETECTOR' NuO>zAu  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 MZjiJZaO:L  
        FACETS 4 4 ,IJNuu\  
        REDEFINE COLOR 1 pO+1?c43  
        ROTATE X 90 3Xh&l[.  
        !!ROTATE Z 45 f[}SS]d:E  
        SHIFT Y -(PL) pV("NJj!  
    $m=z87hX  
    !! Verify Geometry EhFhL4Xdn  
    WINDOW Y Z .V.N^8(:a  
    PLOT FACETS 7 7 OVERLAY n&C9f9S  
    FY|x<-f  
    !! Define source oM7^h3R  
    PARABASAL 4 }"&(sYQ*`  
    BEAMS COHERENT DIFFRACT mW-@-5Wda  
    WAVELENGTH 6328 ANGSTROMS }\0"gM  
    WIDTHS 1.6 PRz oLzr  
    &\X;t|  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 ^w12k2a  
      SOURCE DIRECTION Z 0 0 RrZjC  
    ;ZqFrHI M`  
    TRACE PLOT COLOR 2 ?@#}%<yEq  
    $VIEW 654%X(:q  
    C95,!q  
    PIXELS 101 3QHZC0AY  
    CONSIDER ONLY DETECTOR ]czy8n$+  
    SPREAD NORMAL iE Oyc59  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) *tO<wp&  
    WINDOW 1.2  !! Enlarge by 20% ~Op1NE  
    SPREAD NORMAL ]Cz16e&=2  
    K`X2N  
    DISPLAY .~U9*5d  
      PICTURE *"CvB{XF&Z  
    RETURN zc1Zuco| R  
     
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