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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
    ulVHsWg  
    要如何使用倾斜的detector看到不同周期的干涉条纹 ]vu' +F$  
    <pPI:D@G  
    这边有一个Michelson Interferometer, ,P9B8oIq  
    ^. Pn)J  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样,  '5[L []A  
    [ ra [~  
    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, Grw_SVa^  
    )EcF[aO  
    但我这里无法看到, |/r@z[t  
    y0=BL  
    请问该如何处理呢, L!e@T'  
    I98wMV8  
    下面是程式 EzthRe9  
    Gzm[4|nO^  
    --------------------------------------------------------------- xp,H5 m%  
    SYSTEM NEW *4.f*3*  
    RESET =#>P !  
    ZY][LU~l8  
    UNITS CENTIMETERS uHwuw_eK`  
    WAVELENGTH 632.8 NANOMETERS 1lx\Pz@ol  
    b!UT<:o  
    WL=632.8E-7 NGb`f-:jw  
    PI=4*ATAN(1) 9`vse>,-hg  
    (T`x-wTl  
    COATING PROPERTIES & f!!UZMt)  
      0.0  0.0  'ABSORB' X|.X4fs  
      0.0  1.0  'TRANSMIT' W;0_@!?mr}  
      1.0  0.0  'REFLECT' -8TJ~t%w4  
      0.5  0.5  'BEAM_SPLITTER' T`vj6F  
    g=Qj9Z  
    PL=100  !! Path length `d8$OC  
    DIA=50  !! Diameter ~%GUc ~  
    ?DpMR/  
    SURFACE L- =^GNh  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 * 9*I:Uh57  
      OBJECT 'PELLICLE' 9^jO^[>  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR 0 J ANj  
        FACETS 4 4 |NM.-@1  
        REDEFINE COLOR 1 `#9ZP  
        ROTATE X 45 u#}zNz#C5  
    KL -8Aj~  
    !! Retro Reflector 1 XSZW9/I-(|  
    SURFACE ^ *m;![$[  
      PLANE Z 0 ELLIPSE 2@(DIA/2) m4kmJaM  
      OBJECT 'RETRO1_FRONT' s<^UAdLnl  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 rKR<R(=!=  
        FACETS 4 4 N-vr_4{g  
        REDEFINE COLOR 1 aP4r6lLv+  
        ROTATE X -90 ,"*[T\u  
        SHIFT Y (PL) Le_?x  
    L18Olu  
    !! Retro Reflector 2 \N;s@j W  
    TILT_WAVES=2  !! Tilt in waves jIuE1ve  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees }.e*=/"MB  
    Aja'`Mu  
    SURFACE H#Vs3*VK  
      PLANE Z 0 ELLIPSE 2@(30) "esV#%:#J  
      OBJECT 'RETRO2_FRONT' JqFFI:Q5a  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 |ukEnjI`u  
        FACETS 4 4 F5E KWP  
        REDEFINE COLOR 1 3B;B#0g50  
        SHIFT Z (PL) q}+9$v  
        ROTATE X (TILT) v bh\uv&  
    T#h`BtET[  
    !! DETECTOR CJ%7M`zy  
    SURFACE O^`Y>>a  
      PLANE Z 0 RECT 2@(DIA) =1LrU$\  
      OBJECT 'DETECTOR' -LQ%)'J ZN  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 {OB\~$TH  
        FACETS 4 4 m-ZVlj  
        REDEFINE COLOR 1 4xg%OH  
        ROTATE X 90 =Ermh7,  
        !!ROTATE Z 45 {t9'8R3  
        SHIFT Y -(PL) <51(q_f  
    C+2*m=r  
    !! Verify Geometry E[ e ''  
    WINDOW Y Z T4w`I;&v  
    PLOT FACETS 7 7 OVERLAY )<jj O  
    .7cQKdvcC  
    !! Define source E+[K?W5  
    PARABASAL 4 <BT}Tv9  
    BEAMS COHERENT DIFFRACT MheP@ [w|@  
    WAVELENGTH 6328 ANGSTROMS [ tm J6^s  
    WIDTHS 1.6 "TG}aS  
    "EHwv2Hm>  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 Z\`uI+`  
      SOURCE DIRECTION Z 0 0 7pr@aA"vgj  
    S,qsCnz  
    TRACE PLOT COLOR 2 yg/.=M  
    $VIEW 9<,\ +}^{  
    XCQ =`3f  
    PIXELS 101 P62g7>B5^  
    CONSIDER ONLY DETECTOR F&I^bkvh  
    SPREAD NORMAL 8"RX~Igf  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) N(&,+KJ)  
    WINDOW 1.2  !! Enlarge by 20% r1$ O<3\  
    SPREAD NORMAL ;R|5sCb/m  
    z l@ <X0q  
    DISPLAY B!rY\ ?W  
      PICTURE zjB8~ku#  
    RETURN 1j3mTP  
     
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