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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
    {(t R<z)  
    要如何使用倾斜的detector看到不同周期的干涉条纹 JFNjc:4{0  
    N K@6U_/W  
    这边有一个Michelson Interferometer, =@hCc  
    O69TU[Vn  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, }!|$;3t+c  
    :v$)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, */@I$*  
    Y ;E'gP-J  
    但我这里无法看到, '*@=SM  
    ^Q+z^zlC  
    请问该如何处理呢, *mYGs )|  
    Ul 85-p  
    下面是程式 iO18FfM_  
    +9yMtR  
    --------------------------------------------------------------- 9q[[ ,R  
    SYSTEM NEW U17=/E  
    RESET 8b4? O"  
    xbHI 4A"Z  
    UNITS CENTIMETERS SD@ 0X[  
    WAVELENGTH 632.8 NANOMETERS ,4-],~T  
    ![]6| G&  
    WL=632.8E-7 q& KNK  
    PI=4*ATAN(1) *&+zI$u(  
    ;'[?H0Jw'  
    COATING PROPERTIES %@ q2  
      0.0  0.0  'ABSORB' .vi0DuD6  
      0.0  1.0  'TRANSMIT' fwUF5Y  
      1.0  0.0  'REFLECT' ^R(=4%8%"  
      0.5  0.5  'BEAM_SPLITTER' z?UEn#E2  
    1L?W+zMO  
    PL=100  !! Path length 1r*@1y<0"  
    DIA=50  !! Diameter TXs&*\  
    o,0 Z^"|  
    SURFACE LFYSur8  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 9d=\BBNZ  
      OBJECT 'PELLICLE' \-[ >bsg  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR r5$!41   
        FACETS 4 4 n%02,pC6,  
        REDEFINE COLOR 1 zx+}>(U\U  
        ROTATE X 45 i!(5y>I_  
    xsS;<uCD  
    !! Retro Reflector 1 <'hoN/g  
    SURFACE |'x"+x   
      PLANE Z 0 ELLIPSE 2@(DIA/2) 4TiHh  
      OBJECT 'RETRO1_FRONT' )g]A 'A=  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 6Tm7|2R  
        FACETS 4 4 4gmlK,a  
        REDEFINE COLOR 1 K&"X7fQ  
        ROTATE X -90 ?Ho>  
        SHIFT Y (PL) 66_=bd(9  
    I@#IXH?6  
    !! Retro Reflector 2 X V)ctF4  
    TILT_WAVES=2  !! Tilt in waves [W3sveqj&  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees =fB"T+  
    $_\x}`c~.  
    SURFACE `v2Xp3o4f  
      PLANE Z 0 ELLIPSE 2@(30) pRjrMS  
      OBJECT 'RETRO2_FRONT' XCXX(8To0=  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 cBZJ  
        FACETS 4 4 cveQ6 -`K  
        REDEFINE COLOR 1 Cj YI *  
        SHIFT Z (PL) h2?\A%  
        ROTATE X (TILT) [ThAv Q_$  
    uy<b5.!-  
    !! DETECTOR >S{8sN  
    SURFACE W}%[i+  
      PLANE Z 0 RECT 2@(DIA) $}us+hGZ  
      OBJECT 'DETECTOR' $) qL=kR  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 r;wm`(e  
        FACETS 4 4 g{2~G6%;0  
        REDEFINE COLOR 1 E9 @Sc>e  
        ROTATE X 90 Y&DoA0/y  
        !!ROTATE Z 45 rD !GEU  
        SHIFT Y -(PL) GR 1%(,  
    wuSotbc/  
    !! Verify Geometry 'UuHyC2Ha3  
    WINDOW Y Z i]qxF&1  
    PLOT FACETS 7 7 OVERLAY J*Cf1 D5!  
    X7tBpyi  
    !! Define source ::cI4D  
    PARABASAL 4 Z=a~0&G  
    BEAMS COHERENT DIFFRACT h$%h w+"4  
    WAVELENGTH 6328 ANGSTROMS QDb8W*&<  
    WIDTHS 1.6 g{K \  
    WQB V~.<Yv  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 7fl{<uf  
      SOURCE DIRECTION Z 0 0 KUHkjA_  
    8{6`?qst@  
    TRACE PLOT COLOR 2 @_ UI;*V  
    $VIEW 3'SN0VL  
    $gL^\(_3H  
    PIXELS 101 r!|h3*YA  
    CONSIDER ONLY DETECTOR [b~+VeP+p4  
    SPREAD NORMAL 3l$D%y  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) > -(Zx  
    WINDOW 1.2  !! Enlarge by 20% }I18|=TB  
    SPREAD NORMAL \#F>R,  
    E, oR.B  
    DISPLAY ^ _W] @m2  
      PICTURE ,F "P/`i'  
    RETURN ##Qy6Dc  
     
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