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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
    UP^{'eh  
    要如何使用倾斜的detector看到不同周期的干涉条纹 ,{7Z OzA  
    [.dF)I3  
    这边有一个Michelson Interferometer, ~gmj /PQ0  
    a//<S?d$:  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, )y_MI r  
    Z_Hc":4i  
    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, |I6\_K.=L  
    k#&d`?X  
    但我这里无法看到, vEk jd#  
    G)G5eXXX  
    请问该如何处理呢, 44b;]htv  
    7vubkj&  
    下面是程式 ):31!IC  
    ymiOtA Z  
    --------------------------------------------------------------- +\2{{~_z  
    SYSTEM NEW iO~3rWQ  
    RESET 4DaLmQ2O  
    f9?\Q'v8  
    UNITS CENTIMETERS a^>0XXr}Y  
    WAVELENGTH 632.8 NANOMETERS 1!~=8FTv  
    |1uyJ?%B  
    WL=632.8E-7 2c LIz@  
    PI=4*ATAN(1) ^giseWR(  
    ?I6!m~  
    COATING PROPERTIES V'K1kYb  
      0.0  0.0  'ABSORB' =`Pgo5A  
      0.0  1.0  'TRANSMIT' 1 \:5ow&a  
      1.0  0.0  'REFLECT' TFjb1 a,)  
      0.5  0.5  'BEAM_SPLITTER' buu~#m 1z  
    xy5&}_Y  
    PL=100  !! Path length Y92 w L}  
    DIA=50  !! Diameter Mj|\LF +  
    "AMbU6 8  
    SURFACE pX `BDYg.  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 SvLI%>B=9  
      OBJECT 'PELLICLE' $F"'= +0  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR Nr8#/H2f  
        FACETS 4 4 SfLZVB  
        REDEFINE COLOR 1 T{<riJ`O  
        ROTATE X 45 :c)N"EJlI2  
    XEl-5-M"  
    !! Retro Reflector 1 LVP2jTz  
    SURFACE uxLT*,  
      PLANE Z 0 ELLIPSE 2@(DIA/2) QH7"' u6  
      OBJECT 'RETRO1_FRONT' gqJSz}'  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 ? Dm={S6  
        FACETS 4 4 \"Jgs.  
        REDEFINE COLOR 1 3}~.#`QeY  
        ROTATE X -90 %? -E)n[  
        SHIFT Y (PL) cNOtfn6?F  
    jwhc;y  
    !! Retro Reflector 2 d 5jZ?  
    TILT_WAVES=2  !! Tilt in waves /enlkZx=8  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees BQTZt'p  
    3Z/_}5%"  
    SURFACE RC?gozBFJ  
      PLANE Z 0 ELLIPSE 2@(30) :+#$=4  
      OBJECT 'RETRO2_FRONT' pDqX% $^  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 Vi1l^ Za  
        FACETS 4 4 Wg{ 9X#|  
        REDEFINE COLOR 1 j.or:nF  
        SHIFT Z (PL) 5,dKha  
        ROTATE X (TILT) GYH{_Fq  
    fSc)PqLP  
    !! DETECTOR %  ]G'u  
    SURFACE !y_4.&C{  
      PLANE Z 0 RECT 2@(DIA) +guCTGD:  
      OBJECT 'DETECTOR' v *icoj  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 !r^fX=X>'  
        FACETS 4 4 TP3KT)  
        REDEFINE COLOR 1 -J &y]'  
        ROTATE X 90 iepolO=  
        !!ROTATE Z 45 CZZwBt$P  
        SHIFT Y -(PL) KEfN!6  
    ,i RUR 8  
    !! Verify Geometry Ln+;HorZ]  
    WINDOW Y Z gug9cmA/Q7  
    PLOT FACETS 7 7 OVERLAY Ob!NC&  
    UA4="/  
    !! Define source '`+8'3K~E  
    PARABASAL 4 ~cr##Ff 5  
    BEAMS COHERENT DIFFRACT A4{14Y;?  
    WAVELENGTH 6328 ANGSTROMS 2`dKnaF|  
    WIDTHS 1.6 fM/~k>wl  
    Q Uy7Q$W  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 G]v BI=  
      SOURCE DIRECTION Z 0 0 ?kM2/a"{G  
    ^=Dz)95c  
    TRACE PLOT COLOR 2 x3AAn,m8  
    $VIEW +h ]~m_O  
    je;C}4  
    PIXELS 101 <#nt?Xn  
    CONSIDER ONLY DETECTOR R E0ud_q2  
    SPREAD NORMAL {"PIS&]tR  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) )&6ZgRq  
    WINDOW 1.2  !! Enlarge by 20% ~`97?6*Ra  
    SPREAD NORMAL 43.Q);4  
    ]Z IreI  
    DISPLAY k'8tqIUN]  
      PICTURE P+L#p(K  
    RETURN B@j2^Dr~!  
     
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