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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
    @a+1Ri`)  
    要如何使用倾斜的detector看到不同周期的干涉条纹 8ex{N3  
    + Uq$'2CT  
    这边有一个Michelson Interferometer, 0KE+RzrB  
    ,@Xl?  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, VD,g  
    Ab/gY$l  
    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, |X0h-kX4  
    >2TDYB|;  
    但我这里无法看到, V0XQG}  
    uPhFBD7  
    请问该如何处理呢, s7[du_)  
    IZ/+ROn  
    下面是程式 P-.>vi^+  
    Y:XE4v/)@L  
    --------------------------------------------------------------- 2eK!<Gj  
    SYSTEM NEW f.4r'^  
    RESET (w}iEm\b  
    :2vk vLM  
    UNITS CENTIMETERS "k[-eFz/@M  
    WAVELENGTH 632.8 NANOMETERS r>+\9q1  
    [LbUlNq^B@  
    WL=632.8E-7 Yxp.`  
    PI=4*ATAN(1) v'mRch)d  
    },lHa!<^  
    COATING PROPERTIES ci a'h_w  
      0.0  0.0  'ABSORB' Q/xT>cUd  
      0.0  1.0  'TRANSMIT' >{C=\F#*L  
      1.0  0.0  'REFLECT' n=qN@u;Fi#  
      0.5  0.5  'BEAM_SPLITTER' u_shC"X:  
    jvv3;lWDL.  
    PL=100  !! Path length F jsnFX;  
    DIA=50  !! Diameter @i U@JE`C  
    YMb\v4  
    SURFACE  rl"$6{Z}  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 p~Di\AQ/  
      OBJECT 'PELLICLE' yhxen  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR I&%{%*y  
        FACETS 4 4 4>x]v!d  
        REDEFINE COLOR 1 ;6P #V`u  
        ROTATE X 45 }86&? 0j.  
    l+`f\},  
    !! Retro Reflector 1 o."k7fLB  
    SURFACE Z<jio  
      PLANE Z 0 ELLIPSE 2@(DIA/2) dY[ XNP  
      OBJECT 'RETRO1_FRONT' 2O;Lw@W  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 (xxNQ] l-(  
        FACETS 4 4 RvrZtg5  
        REDEFINE COLOR 1 O|wu;1pQ  
        ROTATE X -90 Ad$CHx-  
        SHIFT Y (PL) Va"H.]  
    b|jdYJbol&  
    !! Retro Reflector 2 ,41Z_h  
    TILT_WAVES=2  !! Tilt in waves  qmQ}  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees =A[:]),v  
    @/jLN  
    SURFACE ~0/tU#&  
      PLANE Z 0 ELLIPSE 2@(30) r?Q`b2Q  
      OBJECT 'RETRO2_FRONT' f"i(+:la  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 $$'a  
        FACETS 4 4 gJ;jh7e@  
        REDEFINE COLOR 1 WRIOjQ:  
        SHIFT Z (PL) P5;n(E(19  
        ROTATE X (TILT) vfBIQfH  
    f+3ico]f@  
    !! DETECTOR !'m MGxkEb  
    SURFACE 9NzK1V0X  
      PLANE Z 0 RECT 2@(DIA) ' b?' u  
      OBJECT 'DETECTOR' DNTkv_S  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 p>x[:*  
        FACETS 4 4 gbf2ty  
        REDEFINE COLOR 1 DPV>2' fV  
        ROTATE X 90 {p.D E  
        !!ROTATE Z 45 j<,Ho4v}_  
        SHIFT Y -(PL) I'sq0^  
    <;eXbO>Q  
    !! Verify Geometry o}^/K m+t  
    WINDOW Y Z pX 4:WV  
    PLOT FACETS 7 7 OVERLAY s0D,n1x  
    ppYIVI  
    !! Define source Ebk9[=  
    PARABASAL 4 4DLp +6zP  
    BEAMS COHERENT DIFFRACT v$n J$M&k  
    WAVELENGTH 6328 ANGSTROMS ?so=k&I-M  
    WIDTHS 1.6 C6<*'5T  
    J]h$4"  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 +,8j]<wpo  
      SOURCE DIRECTION Z 0 0 *;N6S~_'Y  
    dio<?6ZD9P  
    TRACE PLOT COLOR 2 Nj5V" c  
    $VIEW ;7/ ;4Z  
    "K Or)QD/  
    PIXELS 101 322)r$!"  
    CONSIDER ONLY DETECTOR yW@0Q:  
    SPREAD NORMAL fS@V`"O6  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) uDe%M  
    WINDOW 1.2  !! Enlarge by 20% .@5Ro D[o  
    SPREAD NORMAL W'98ues%  
    7A,QA5G ]C  
    DISPLAY A,H|c="  
      PICTURE ?v5OUmFM  
    RETURN n PAl8  
     
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