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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
    g Np-f  
    要如何使用倾斜的detector看到不同周期的干涉条纹 T.euoFU{Z  
    bG1 ofsU  
    这边有一个Michelson Interferometer, ;G$)MS'nB  
    @S}|Ccfc_  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, IgiqFV {  
    :,=Fx</H  
    照理来说调整DETECTOR角度的话干涉条文应该会一边粗一边细周期不一, K-Y* T}?  
    E#~2wqK  
    但我这里无法看到, QW:Z[?39^  
    HU.1":.;  
    请问该如何处理呢, 3\9][S-B  
    I9s$bRbT  
    下面是程式 9e76 pP(  
    c( 8W8R  
    --------------------------------------------------------------- Lj-{t% }  
    SYSTEM NEW Ty iU1,oO  
    RESET _PdAN= C3  
    gNi}EP5>  
    UNITS CENTIMETERS 0 wYiu  
    WAVELENGTH 632.8 NANOMETERS n K0hTQ  
    F_~6n]Sr  
    WL=632.8E-7 ma`w\8 a  
    PI=4*ATAN(1) Cg?I'1]o6  
    FrgV@4'2G  
    COATING PROPERTIES Fj48quW1\P  
      0.0  0.0  'ABSORB' t-a`.y  
      0.0  1.0  'TRANSMIT' #s/{u RYQ  
      1.0  0.0  'REFLECT' A<1l^%i  
      0.5  0.5  'BEAM_SPLITTER' d<)s@Ntgm  
    -<12~HKK::  
    PL=100  !! Path length K-ju,4A  
    DIA=50  !! Diameter pIrv$^  
    7a27^b  
    SURFACE N)Qlkz$X  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 L)=8mF.  
      OBJECT 'PELLICLE' oO}>i0ax*  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR MgSp.<!  
        FACETS 4 4 ] +sSg=N7i  
        REDEFINE COLOR 1 @b>YkJDk  
        ROTATE X 45 L_`Xbky  
    la1D2 lM  
    !! Retro Reflector 1 >J?jr&i  
    SURFACE ~m3V]v(q7  
      PLANE Z 0 ELLIPSE 2@(DIA/2) `=PB2'  
      OBJECT 'RETRO1_FRONT' ?cA8P.?^A  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 o7hH9iY  
        FACETS 4 4 p}cd}@cQ6  
        REDEFINE COLOR 1 "o~N42DLB%  
        ROTATE X -90 z;``g"dSw  
        SHIFT Y (PL) H{&a)!Ms  
    ;N9n'Sq4  
    !! Retro Reflector 2 ye56-T  
    TILT_WAVES=2  !! Tilt in waves n^3NA| A  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees o x03c   
    Jq=X!mT d.  
    SURFACE :K!GR  
      PLANE Z 0 ELLIPSE 2@(30) Q;d+]xj  
      OBJECT 'RETRO2_FRONT' vEX|Q\b6'  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 gizmJ:<  
        FACETS 4 4 i,C0o   
        REDEFINE COLOR 1 UA1]o5K  
        SHIFT Z (PL) d8VWi*  
        ROTATE X (TILT) JuKk"tr~RB  
    :9v*,*@x  
    !! DETECTOR u)N2  
    SURFACE ski1f  
      PLANE Z 0 RECT 2@(DIA) vCYSm  0  
      OBJECT 'DETECTOR' Xq} n^W  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 }D&"z8mP  
        FACETS 4 4 Ew)n~!s  
        REDEFINE COLOR 1 ,'/HcF?yf  
        ROTATE X 90 Ac*B[ywA3  
        !!ROTATE Z 45 iqc4O /  
        SHIFT Y -(PL) :e5:\|5*5  
    {PP ^Rb)  
    !! Verify Geometry |>jqH @\P  
    WINDOW Y Z V NJDl  
    PLOT FACETS 7 7 OVERLAY L<{OBuR  
    d&$.jk8 2  
    !! Define source `[g# Mxw  
    PARABASAL 4 %B*<BgJ;4F  
    BEAMS COHERENT DIFFRACT EU&6 Tg  
    WAVELENGTH 6328 ANGSTROMS ~_/<PIm  
    WIDTHS 1.6 vfk7J5y  
    cQUH%7m  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 E.WNykF-  
      SOURCE DIRECTION Z 0 0 $; KQY7  
    ?[NTw./'7A  
    TRACE PLOT COLOR 2 )U"D4j*p  
    $VIEW YFC0KU  
    5Xq.=/eX  
    PIXELS 101 E#&c]9QM75  
    CONSIDER ONLY DETECTOR { c6DT  
    SPREAD NORMAL [TpA26#TTO  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) Q KDb  
    WINDOW 1.2  !! Enlarge by 20% TA-(_jm  
    SPREAD NORMAL 945 |MQPn  
    r7wx?{~ 28  
    DISPLAY Sl+jduc  
      PICTURE ;OT#V,}r  
    RETURN  ?fqkM  
     
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