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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
    v6{qKpU#  
    要如何使用倾斜的detector看到不同周期的干涉条纹 i2<dn)K[~-  
    UYu 54`'kg  
    这边有一个Michelson Interferometer, =\IcUY,4  
    %dXfC!  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, k]*DuVCOX  
    Dim,HPx]d  
    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, eZ~^Z8F[6  
    >j]*=&,7  
    但我这里无法看到, ,"/<N*vh  
    9gMNS6D'b  
    请问该如何处理呢, f#xqu +)Z  
    :z=/z!5:j  
    下面是程式  5" U8|  
    _"`wUMee  
    --------------------------------------------------------------- 1a {~B#  
    SYSTEM NEW D_E^%Ea&`  
    RESET X/,4hjg  
    Xg#g`m%(M  
    UNITS CENTIMETERS yc,Qz.+g  
    WAVELENGTH 632.8 NANOMETERS u(KeS`  
    htg+V-,  
    WL=632.8E-7 rnxO2   
    PI=4*ATAN(1) -0| '{  
    S\<]|tM:x  
    COATING PROPERTIES 8a{FxCBw  
      0.0  0.0  'ABSORB' Vxif0Bx&/d  
      0.0  1.0  'TRANSMIT' 8xUmg&  
      1.0  0.0  'REFLECT' v ~73  
      0.5  0.5  'BEAM_SPLITTER' ?Mp)F2'  
    Rk fr4  
    PL=100  !! Path length kKVq,41'  
    DIA=50  !! Diameter U[~BW[[@f  
    di6A.N5A  
    SURFACE Z2 B59,I  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 (mHFyEG  
      OBJECT 'PELLICLE' 2vKnxK+ 5  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR /IVw}:G  
        FACETS 4 4 AX8;x1t^.  
        REDEFINE COLOR 1 Uc e#v)  
        ROTATE X 45 0-Xpq,0  
    WPyd ^Y<  
    !! Retro Reflector 1 h B<.u  
    SURFACE ?7:"D e  
      PLANE Z 0 ELLIPSE 2@(DIA/2) Zl"h-~31  
      OBJECT 'RETRO1_FRONT' 9&}qie,  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 VIbm%b$~  
        FACETS 4 4 =1n>vUW+J  
        REDEFINE COLOR 1 \`x'r$CV  
        ROTATE X -90 />\.zuAr&  
        SHIFT Y (PL) uXeBOLC  
    a(Z" }m  
    !! Retro Reflector 2 I_xJ[ALdm  
    TILT_WAVES=2  !! Tilt in waves _*Vq1D]C  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees Z<y +D-/  
    =fBJQK2sk  
    SURFACE C%#C|X193  
      PLANE Z 0 ELLIPSE 2@(30) ]8YHA}P  
      OBJECT 'RETRO2_FRONT' >T~{_|N  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 ~C=`yj  
        FACETS 4 4 c#9 zw[y-L  
        REDEFINE COLOR 1 `Y.RAw5LrE  
        SHIFT Z (PL) (m3p28Q?  
        ROTATE X (TILT) NLb/Bja  
    A@'):V8_%C  
    !! DETECTOR y>8!qVX  
    SURFACE \@OKB<ra  
      PLANE Z 0 RECT 2@(DIA) ycw'>W3.*  
      OBJECT 'DETECTOR' Tjure]wQz  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 I+O !<S B  
        FACETS 4 4 bz H5Lc{%  
        REDEFINE COLOR 1 iO#H_&L.p  
        ROTATE X 90 T:cSv @G  
        !!ROTATE Z 45 O0b8wpF f  
        SHIFT Y -(PL) K r]!BI?z  
    & PHHacp  
    !! Verify Geometry TaM,9MAu  
    WINDOW Y Z \"Sqr(~_  
    PLOT FACETS 7 7 OVERLAY vR1%&(f{  
    RWTv,pLK  
    !! Define source w/G5I )G  
    PARABASAL 4 aDza"Ln  
    BEAMS COHERENT DIFFRACT e%'9oAz  
    WAVELENGTH 6328 ANGSTROMS Bb:jy!jq_  
    WIDTHS 1.6 ;5y4v  
    -oF4mi8S  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 0?,EteR  
      SOURCE DIRECTION Z 0 0 `34[w=Zm  
    zCvR/  
    TRACE PLOT COLOR 2 m}Tu^dy  
    $VIEW %I Y-0\  
    o}WbW }&  
    PIXELS 101 ew?UHV  
    CONSIDER ONLY DETECTOR k~=-o>}C  
    SPREAD NORMAL x6Z$lhZ  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) ]iLfe&f  
    WINDOW 1.2  !! Enlarge by 20% Vg[U4,  
    SPREAD NORMAL {AIZ,  
    (nda!^f_s  
    DISPLAY (2qo9j"j/Y  
      PICTURE e4CG=K3s  
    RETURN o'Tqqrr  
     
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