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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
    bYpeI(zK  
    要如何使用倾斜的detector看到不同周期的干涉条纹 lIx./Nf  
    K1R?Qt,qDF  
    这边有一个Michelson Interferometer, Ahba1\,N$  
    ,~1sZ`C  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, CCt\[hl  
    |N)),/R_  
    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, E y9rH_  
    6ce-92n  
    但我这里无法看到, |'P$zMAF  
    .}Xf<G&  
    请问该如何处理呢, ]a uqf  
    '3sySsD&O  
    下面是程式 KZcmNli&A  
    X6(s][Wn  
    --------------------------------------------------------------- ":s_ O.  
    SYSTEM NEW o[WDPIG  
    RESET #pK" ^O*!  
    uifVSf*  
    UNITS CENTIMETERS P7Qel,  
    WAVELENGTH 632.8 NANOMETERS [eOv fD  
    wYV>Qd Z  
    WL=632.8E-7 aHYISjZ]>  
    PI=4*ATAN(1) [.Kp/,JY  
    IFS_DW  
    COATING PROPERTIES y5O &9Ckw  
      0.0  0.0  'ABSORB' W\w#}kY  
      0.0  1.0  'TRANSMIT' nfGI4ZE  
      1.0  0.0  'REFLECT' E'U x2sh  
      0.5  0.5  'BEAM_SPLITTER' Su? cC/  
    >nih:5J,ja  
    PL=100  !! Path length kcg\f@d$  
    DIA=50  !! Diameter &|RTLGwX  
    dkCU U  
    SURFACE pz)>y&_o  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 ZE_  
      OBJECT 'PELLICLE' v3XM-+Z4  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR 0x]?rd+q8Q  
        FACETS 4 4 ).(y#zJ7P  
        REDEFINE COLOR 1 ]cmX f  
        ROTATE X 45 bJD$!*r\%!  
     |Nj6RB7  
    !! Retro Reflector 1 Za3}:7`Gu  
    SURFACE k1zK3I&c_  
      PLANE Z 0 ELLIPSE 2@(DIA/2) 2=0HQXXrq  
      OBJECT 'RETRO1_FRONT' ~gMt U  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 gOW8 !\V  
        FACETS 4 4 vW vu&3tx  
        REDEFINE COLOR 1 S7PWP< 9  
        ROTATE X -90 66" 6>  
        SHIFT Y (PL) $8HiX6r  
    Yb/*2iWX  
    !! Retro Reflector 2 nQ_{IO8/6W  
    TILT_WAVES=2  !! Tilt in waves PcU~1m1  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees 650qG$  
    :N$-SV  
    SURFACE >-<iY4|[d  
      PLANE Z 0 ELLIPSE 2@(30) 324XoMO  
      OBJECT 'RETRO2_FRONT' "opMS/a"7  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 #+ AQ:+  
        FACETS 4 4 "UNFB3  
        REDEFINE COLOR 1 pb)8?1O|s  
        SHIFT Z (PL) SZHgXl3:  
        ROTATE X (TILT) b"N!#&O]  
    -,p=;t#(  
    !! DETECTOR =D Q :0w  
    SURFACE urjf3h[%  
      PLANE Z 0 RECT 2@(DIA) $#u'XyA  
      OBJECT 'DETECTOR' 5h6o}  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 4m1r@ $  
        FACETS 4 4 flFdoEV.U)  
        REDEFINE COLOR 1 15<? [`:6  
        ROTATE X 90  sTlel&  
        !!ROTATE Z 45 PMB4]p%o  
        SHIFT Y -(PL) K SO D(  
    <]LljTm`i  
    !! Verify Geometry 5Q"w{ n  
    WINDOW Y Z Q^rR}Ws  
    PLOT FACETS 7 7 OVERLAY sAL ]N][Y  
    Xzf,S;XV~  
    !! Define source jj2\;b:a0  
    PARABASAL 4 RK|*yt"f"  
    BEAMS COHERENT DIFFRACT 5j1d=h  
    WAVELENGTH 6328 ANGSTROMS wLXJ?iy3  
    WIDTHS 1.6 KBN% TqH|  
    %(lO>4>|  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 }a6t<m`V  
      SOURCE DIRECTION Z 0 0 bP 9ly9FH  
    $P0q!  
    TRACE PLOT COLOR 2 Q[7i  
    $VIEW PLc5m5  
    x2#JD|0  
    PIXELS 101 Ms(xQ[#+  
    CONSIDER ONLY DETECTOR A:r?#7 Ma  
    SPREAD NORMAL iT4*~(p 3  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) 1Qf}nWy  
    WINDOW 1.2  !! Enlarge by 20% TD}<U8I8_  
    SPREAD NORMAL L#UR>Z#9  
    ,=m.WmXE  
    DISPLAY &HM-UC|  
      PICTURE ;J5z  
    RETURN 5h#h>0F  
     
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