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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
    DqHVc)9  
    要如何使用倾斜的detector看到不同周期的干涉条纹 #UH7z 4u  
    md/Z[du:'  
    这边有一个Michelson Interferometer, `'`T'+0  
    jq&$YmWp  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, -j_J 1P0,  
    hOx">yki  
    照理来说调整DETECTOR角度的话干涉条文应该会一边粗一边细周期不一, <P3r}|K  
    %.R_[.W  
    但我这里无法看到, ~4iI G}Y<  
    1H_#5hd  
    请问该如何处理呢, <`q|6XWL  
    uOrvmb  
    下面是程式 bMD'teJ  
    %?EOD=e =  
    --------------------------------------------------------------- "ppT<8Qi'  
    SYSTEM NEW S!n 9A  
    RESET f.=4p^  
    c])b?dJ*  
    UNITS CENTIMETERS BKm$H! u  
    WAVELENGTH 632.8 NANOMETERS f6Wu+~|Y  
    `8TM<az-L  
    WL=632.8E-7 [hS?d.D   
    PI=4*ATAN(1) j]<T\O>t>  
    (;a O%  
    COATING PROPERTIES va8V{q@t'  
      0.0  0.0  'ABSORB' sz wXr  
      0.0  1.0  'TRANSMIT' G1~|$X@@  
      1.0  0.0  'REFLECT' *[7,@S/<F  
      0.5  0.5  'BEAM_SPLITTER' m=S[Y^tR  
    z[S,hD\w  
    PL=100  !! Path length .>?["e#,  
    DIA=50  !! Diameter 9hT^Y,c0  
    h& (@gU`A  
    SURFACE g}3c r .  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 v mOXB#7W  
      OBJECT 'PELLICLE' )B*?se]LJ  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR Ik1,?A  
        FACETS 4 4 (`18W1f5W  
        REDEFINE COLOR 1 S_:(I^  
        ROTATE X 45 n a2"Sy=Yi  
    C)z[Blt  
    !! Retro Reflector 1 ;?2vW8{p<  
    SURFACE [NvEX Td  
      PLANE Z 0 ELLIPSE 2@(DIA/2) =O)JPo&iwY  
      OBJECT 'RETRO1_FRONT' [`fq4Ky  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 i&>,aiH@  
        FACETS 4 4 0m`7|80#P  
        REDEFINE COLOR 1 :Rt5=0x   
        ROTATE X -90 vt mO  
        SHIFT Y (PL) i? AZ|Ha[  
    ,mYoxEB kl  
    !! Retro Reflector 2 ~~zw[#'  
    TILT_WAVES=2  !! Tilt in waves ].dTEzL9X  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees :/%Vpdd@  
    oAyk  
    SURFACE q 8=u.T  
      PLANE Z 0 ELLIPSE 2@(30) Uzb"$Ue4  
      OBJECT 'RETRO2_FRONT' 0dkM72p  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 g-p OO/|  
        FACETS 4 4 .4!N #'  
        REDEFINE COLOR 1 f aO8 &  
        SHIFT Z (PL) HB`pK'gz  
        ROTATE X (TILT) Xe+&/J5b  
    +zs6$OI]V  
    !! DETECTOR GYO\l.%V5y  
    SURFACE )1fQhdO}x  
      PLANE Z 0 RECT 2@(DIA) Xb^\{s?b  
      OBJECT 'DETECTOR' Y[~6f,?^  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 oLr"8R\d>t  
        FACETS 4 4 |}M']Vz  
        REDEFINE COLOR 1 M@'V4oUz  
        ROTATE X 90 (uG4W|?p  
        !!ROTATE Z 45 kmc9P&  
        SHIFT Y -(PL) o~-X7)]  
    mLk Z4OZ  
    !! Verify Geometry R ^B2J+O  
    WINDOW Y Z j^%i?BWw  
    PLOT FACETS 7 7 OVERLAY " DlC vjc  
    [BQw$8 +n_  
    !! Define source CMBW]b|  
    PARABASAL 4 owMH  
    BEAMS COHERENT DIFFRACT _).'SU)>  
    WAVELENGTH 6328 ANGSTROMS ,#wVqBEk  
    WIDTHS 1.6 jujx3rnK?  
    =` i 7?  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 Eq8OAuN  
      SOURCE DIRECTION Z 0 0 `C*!de]Y%  
    $k`8Zx w  
    TRACE PLOT COLOR 2 7 YK+TGmU^  
    $VIEW !GIsmqVY  
    j&Hn`G  
    PIXELS 101 4C*3#/TR  
    CONSIDER ONLY DETECTOR I }/Oi]jA6  
    SPREAD NORMAL <y.D0^68  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) w@: ]]R  
    WINDOW 1.2  !! Enlarge by 20% ^X&9"x)4  
    SPREAD NORMAL *b)b#p  
    R82Y&s;  
    DISPLAY tH'VV-!MZ  
      PICTURE 13QCM0#  
    RETURN 2 YN` :"  
     
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