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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 正序阅读 楼主  发表于: 2013-04-24
    Wyow MFp  
    要如何使用倾斜的detector看到不同周期的干涉条纹 NjPQT9&3h  
    P,(_y8  
    这边有一个Michelson Interferometer, X?;iSekI4  
    PHUeN]s#  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, #k[Y(_  
    ?YUL~P  
    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, ==oJhB  
    G]{^.5  
    但我这里无法看到, 8EX?/33$  
    Pc7p2  
    请问该如何处理呢, cYXL3)p*Q  
    I?Z"YR+MQ  
    下面是程式 TP~1-(M)}  
    IGi9YpI&K  
    --------------------------------------------------------------- )]4=anJu@|  
    SYSTEM NEW /{[p?7x>  
    RESET T LF'7ufq  
    Koj9]2<0  
    UNITS CENTIMETERS ^SW9J^9  
    WAVELENGTH 632.8 NANOMETERS #{^qBP[  
    uBn35%  
    WL=632.8E-7 M{jq6c  
    PI=4*ATAN(1) \=`jo$S  
    ,oPxt  
    COATING PROPERTIES pf+VYZ#)  
      0.0  0.0  'ABSORB' 4sW~7:vU  
      0.0  1.0  'TRANSMIT' bI_MF/r''  
      1.0  0.0  'REFLECT' s:(z;cj/  
      0.5  0.5  'BEAM_SPLITTER' ;>;it5 l=  
    @K}h4Yok  
    PL=100  !! Path length EJQT\c  
    DIA=50  !! Diameter ZU;jz[}  
    Ta/ u&t4  
    SURFACE )[r=(6?n  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 '#e T  
      OBJECT 'PELLICLE' y~\uS  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR ^ 4Ff8Y  
        FACETS 4 4 /L5:/Z  
        REDEFINE COLOR 1 Li$2 Gpc/  
        ROTATE X 45 td23Z1Elk#  
    g5u4|+70  
    !! Retro Reflector 1 D*?LcxX  
    SURFACE JNJ6HyCU  
      PLANE Z 0 ELLIPSE 2@(DIA/2) mEkYT  
      OBJECT 'RETRO1_FRONT' }$r]\v  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 4HX;9HPHE<  
        FACETS 4 4 ry@p  
        REDEFINE COLOR 1 hE$3l+  
        ROTATE X -90 x25zk4-  
        SHIFT Y (PL) Df:/r%  
    zK{}   
    !! Retro Reflector 2 o;#8=q  
    TILT_WAVES=2  !! Tilt in waves uJeJ=7,EO  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees zjSl;ru  
    -5|el3%)  
    SURFACE Q<ia  
      PLANE Z 0 ELLIPSE 2@(30) U@{>+G[  
      OBJECT 'RETRO2_FRONT' 0vBQzM Q  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 mV)t  
        FACETS 4 4 (TO<SY3AB  
        REDEFINE COLOR 1 $b2~H+u(  
        SHIFT Z (PL) V0&7MY*  
        ROTATE X (TILT) kC6Y?g  
    Y6d~hLC  
    !! DETECTOR W}}ZP];  
    SURFACE p~""1m01,D  
      PLANE Z 0 RECT 2@(DIA) G;ZN>8NB  
      OBJECT 'DETECTOR' D ] n|d+  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 Fp [49  
        FACETS 4 4 ^N 4Y*NtV7  
        REDEFINE COLOR 1 QnS#"hc\a  
        ROTATE X 90 _@gg,2 u-  
        !!ROTATE Z 45 6E:H  
        SHIFT Y -(PL) d6 -q"  
    0uPcEpIA  
    !! Verify Geometry PMW@xk^<Y  
    WINDOW Y Z E|SmvIV-  
    PLOT FACETS 7 7 OVERLAY JO&RuAq  
    p=Le oc1  
    !! Define source o{n#f?EA  
    PARABASAL 4 s*Z yr%R  
    BEAMS COHERENT DIFFRACT T4gfQ6#  
    WAVELENGTH 6328 ANGSTROMS B4+c3M\$V  
    WIDTHS 1.6 D`X<b4e8/  
    !M9mX%UQ  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 pY&dw4V  
      SOURCE DIRECTION Z 0 0 R!WDQGR(2  
    d{@'&?tj  
    TRACE PLOT COLOR 2 UX.rzYM&T  
    $VIEW @\xEK5SG  
    8x7TK2r  
    PIXELS 101 qe(C>qjMbG  
    CONSIDER ONLY DETECTOR hN gT/y8  
    SPREAD NORMAL x_?K6[G&}  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) A&%7Z^Pp  
    WINDOW 1.2  !! Enlarge by 20% R~hIoaiN  
    SPREAD NORMAL _^zs(  
    nA.U'=`  
    DISPLAY H1KXAy`&  
      PICTURE Gv }  
    RETURN :eB+t`M  
     
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