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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
    V<*PaS..  
    要如何使用倾斜的detector看到不同周期的干涉条纹 xVf AlN37(  
    @/9#Z4&d0  
    这边有一个Michelson Interferometer, cGIxE[n'  
    1~zzQ:jAZ  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, 1I{vB eMj  
    zn@<>o8hU  
    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, O&RW[ml*3  
    Pv|g.hH9m  
    但我这里无法看到, &5h{XSv  
    a`  s2 z  
    请问该如何处理呢, ^ Vso`(Ss  
    KLBU8%  
    下面是程式 lA<n}N)j  
    Nj rF":'Y  
    --------------------------------------------------------------- >-*rtiE  
    SYSTEM NEW W8z4<o[$  
    RESET iyKAw   
    Ye% e!  
    UNITS CENTIMETERS DvB!- |ek  
    WAVELENGTH 632.8 NANOMETERS  sC1Mwx  
    PV$)k>H-  
    WL=632.8E-7 bA!n;  
    PI=4*ATAN(1) /99S<U2ej  
    BZ* ',\o  
    COATING PROPERTIES !}[}YY?',i  
      0.0  0.0  'ABSORB' = .a}  
      0.0  1.0  'TRANSMIT' n("Xa#mY[  
      1.0  0.0  'REFLECT' >'ev_eAk  
      0.5  0.5  'BEAM_SPLITTER' f>!)y-7  
    1 j"G~TM  
    PL=100  !! Path length T$rhz)_q  
    DIA=50  !! Diameter 6 <XQ'tM]N  
    M15Ce)oB1(  
    SURFACE )O\w'|$G  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 MdXOH$ ps  
      OBJECT 'PELLICLE' VRU"2mQ.P6  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR 17P5Dr&  
        FACETS 4 4 -:cBVu-m  
        REDEFINE COLOR 1 cq+G0F+H  
        ROTATE X 45 h K;9XJAf  
    i<@"+~n~GK  
    !! Retro Reflector 1 0Xo>f"2<f  
    SURFACE QTr) r;Tro  
      PLANE Z 0 ELLIPSE 2@(DIA/2) kb3>q($  
      OBJECT 'RETRO1_FRONT' epN> ;e z  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 E+z),"QA  
        FACETS 4 4 S!WG|75B  
        REDEFINE COLOR 1 kZ<0|b  
        ROTATE X -90 J;HYGu:  
        SHIFT Y (PL) ]bxBo  
    YYNh| 2  
    !! Retro Reflector 2 !ZNirvk  
    TILT_WAVES=2  !! Tilt in waves wnUuoX(  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees tV?-   
    &s6;2G&L$  
    SURFACE HQ /D)D  
      PLANE Z 0 ELLIPSE 2@(30) GdN9bA&,  
      OBJECT 'RETRO2_FRONT' xmVW6 ,<?  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 )j,Y(V$P  
        FACETS 4 4 Y"H'BT!b}  
        REDEFINE COLOR 1 =&T%Jm}  
        SHIFT Z (PL) xVxN @[  
        ROTATE X (TILT) 3JYhF)G  
    CWBlDz  
    !! DETECTOR Me 5Xd|  
    SURFACE f$>KTb({B  
      PLANE Z 0 RECT 2@(DIA) R7\T.;8+  
      OBJECT 'DETECTOR' ca=sc[ $+  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 6v"WI@b4  
        FACETS 4 4 K g6hySb  
        REDEFINE COLOR 1 [#@\A]LO  
        ROTATE X 90 3d>8~ANi=%  
        !!ROTATE Z 45 wqxChTbs  
        SHIFT Y -(PL) YCl&}/.pA  
    F8H4R7 8>;  
    !! Verify Geometry r 4 $<,~  
    WINDOW Y Z h"0)g :\  
    PLOT FACETS 7 7 OVERLAY jOUM+QO  
    Qm_IU!b  
    !! Define source X9 N4  
    PARABASAL 4 ^>Vl@cW0uz  
    BEAMS COHERENT DIFFRACT KvjsibI/Y  
    WAVELENGTH 6328 ANGSTROMS >:Y"DX-  
    WIDTHS 1.6 Nl]_Ie6  
    o75l&`  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 E "%d O  
      SOURCE DIRECTION Z 0 0 ZH)Jq^^RI  
    A)#w~X4  
    TRACE PLOT COLOR 2 ~xLo0EV "  
    $VIEW ;nq"jm  
    #<K'RJn  
    PIXELS 101 63E)RR_Lh  
    CONSIDER ONLY DETECTOR Tw,|ZA4XH  
    SPREAD NORMAL uc{s\_  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) 15z(hzU?#  
    WINDOW 1.2  !! Enlarge by 20% S awf]/  
    SPREAD NORMAL BUCPO}I  
    L35]'Jua  
    DISPLAY =AcK9?%5  
      PICTURE M3U?\g  
    RETURN 9!_JV;2  
     
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