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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
    3nu^l'WQ  
    要如何使用倾斜的detector看到不同周期的干涉条纹 (vB<%l.&  
    RgGyoZ  
    这边有一个Michelson Interferometer, }t ;(VynV)  
    s.x&LG  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, ~,BIf+ \XF  
    +{/*z  
    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, sp ]zbX?  
    h~(D@/tB  
    但我这里无法看到, ?@6/E<-Z$  
    cP}KU5j  
    请问该如何处理呢, vk?skN@  
    4lM8\Lr  
    下面是程式 >NKe'q<)3  
    Qed.4R:o  
    --------------------------------------------------------------- GG0R}',0  
    SYSTEM NEW sk 2-5S  
    RESET /MF! GM  
    :Pg}Zz<  
    UNITS CENTIMETERS 1|?05<8  
    WAVELENGTH 632.8 NANOMETERS X5khCL Hi  
    V%_4%  
    WL=632.8E-7 Hw|AA?,0-  
    PI=4*ATAN(1) {XW Z<OjG  
    2PeR   
    COATING PROPERTIES ZWm8*}3]7_  
      0.0  0.0  'ABSORB' A)~X,  
      0.0  1.0  'TRANSMIT' PI~1GyJr@;  
      1.0  0.0  'REFLECT' 0V{(Ru.O  
      0.5  0.5  'BEAM_SPLITTER' 2<][%> '  
    v NeCpf  
    PL=100  !! Path length =1u@7Bh  
    DIA=50  !! Diameter h@@nR(<i  
    Fk6x<^Q<w  
    SURFACE cPl`2&p  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 |hO~X~P  
      OBJECT 'PELLICLE' p[@5&_u(z  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR b-Z4 Jo G  
        FACETS 4 4 q\q=PB6r  
        REDEFINE COLOR 1 _kdL'x  
        ROTATE X 45 DEw8*MN  
    D!oc>K$B  
    !! Retro Reflector 1 R'dSbn  
    SURFACE d7&eLLx  
      PLANE Z 0 ELLIPSE 2@(DIA/2) GCttXAto  
      OBJECT 'RETRO1_FRONT' "ywh9cp  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 +hRmO  
        FACETS 4 4 YqV8D&I  
        REDEFINE COLOR 1 x%<  
        ROTATE X -90 ZZj~GQL(S  
        SHIFT Y (PL) "GQl~  
    p:OPw D+  
    !! Retro Reflector 2 KYkS9_yF  
    TILT_WAVES=2  !! Tilt in waves `s]4AKBO  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees y?)}8T^  
    $v`afd y  
    SURFACE ';G1A  
      PLANE Z 0 ELLIPSE 2@(30)  /q@ s  
      OBJECT 'RETRO2_FRONT' 97,rE$bC  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 Xwa_3Xm*Le  
        FACETS 4 4 3loY qeP  
        REDEFINE COLOR 1 D-U<u@A4  
        SHIFT Z (PL) J@ L9p46,  
        ROTATE X (TILT) d$Y7u  
    gUR]{dq^'  
    !! DETECTOR jhGlG-^  
    SURFACE Gs*G<P"  
      PLANE Z 0 RECT 2@(DIA) E"|4Y(G  
      OBJECT 'DETECTOR' &5%dhc4&!&  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 ow/57P  
        FACETS 4 4 npDIX  
        REDEFINE COLOR 1 vMs;>lhtg  
        ROTATE X 90 o]LRzI  
        !!ROTATE Z 45 M|[ZpM+  
        SHIFT Y -(PL) =1oNZKBP  
    C*X G_b ]  
    !! Verify Geometry }Z`(aDH  
    WINDOW Y Z B(DrY1ztj  
    PLOT FACETS 7 7 OVERLAY s-W[ .r|  
    D\~e&0*  
    !! Define source aVe/ gE  
    PARABASAL 4 Zw] ?.  
    BEAMS COHERENT DIFFRACT Vh<A2u3&  
    WAVELENGTH 6328 ANGSTROMS kz q29S  
    WIDTHS 1.6 3"UsZyN:  
    >J=<bhR  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 '+*-s7o{  
      SOURCE DIRECTION Z 0 0 p{=QGrxB*  
    {^Pq\h;  
    TRACE PLOT COLOR 2 . -"E^f  
    $VIEW O}#yijU3e  
    -@IL"U6  
    PIXELS 101 3P <'F2o  
    CONSIDER ONLY DETECTOR \;]kYO}  
    SPREAD NORMAL `!G7k  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) ]$M<]w,IJ2  
    WINDOW 1.2  !! Enlarge by 20% *o' 4,+=am  
    SPREAD NORMAL cgj.e  
    M;Wha;%E"  
    DISPLAY *mBJ? { !  
      PICTURE 4S L_-Hm.  
    RETURN |z^pL1Z]5  
     
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