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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
    :Ve>tZeW  
    要如何使用倾斜的detector看到不同周期的干涉条纹 &vf9Gp+MK  
    AJ_''%$I3:  
    这边有一个Michelson Interferometer, k e'aSD  
    -nVQB146^  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, A"(XrL-pV  
    &cDLSnR  
    照理来说调整DETECTOR角度的话干涉条文应该会一边粗一边细周期不一, qPEtMvL #  
    J#h2~Hz!  
    但我这里无法看到, Aofk<O!M  
    j_::#?o!/  
    请问该如何处理呢, f)`_su U  
    toD v~v  
    下面是程式 {}r#s>  
    5K_KZL-  
    --------------------------------------------------------------- MKqMH,O  
    SYSTEM NEW q]%eLfC(  
    RESET k9>2d'Q  
    /NFk@8<?  
    UNITS CENTIMETERS bXSsN\:Y@[  
    WAVELENGTH 632.8 NANOMETERS h(q,-')l_  
    eI?|Ps{S  
    WL=632.8E-7 {+`'ZU6C  
    PI=4*ATAN(1) ;DQ{6(  
    #&fi[|%X$  
    COATING PROPERTIES -~ w5 yd  
      0.0  0.0  'ABSORB' eIZ7uSl  
      0.0  1.0  'TRANSMIT' cK( )_RB#  
      1.0  0.0  'REFLECT' <SK%W=  
      0.5  0.5  'BEAM_SPLITTER' s(~tL-_ K  
    W6~aL\[  
    PL=100  !! Path length DRp h?V\  
    DIA=50  !! Diameter M]FA y"E  
    iME )Jl&  
    SURFACE $ z4JUr!m  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 g+g0iS  
      OBJECT 'PELLICLE' 1~J:hjKQ  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR O!uZykdX4!  
        FACETS 4 4 S511}KPbm/  
        REDEFINE COLOR 1 R,+Pcn$ws  
        ROTATE X 45 T;7=05k<_  
    5Q)hl.<{o7  
    !! Retro Reflector 1 (R'GrN>  
    SURFACE 1 u[a713O  
      PLANE Z 0 ELLIPSE 2@(DIA/2) JQi+y;  
      OBJECT 'RETRO1_FRONT' ??\1eo2gB  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 ;Jh=7wx  
        FACETS 4 4 *$%ch=  
        REDEFINE COLOR 1 xIOYwVC  
        ROTATE X -90 q mJ#cmN  
        SHIFT Y (PL) UY(pKe>  
    = aO1uC|6C  
    !! Retro Reflector 2 \`ya08DP(  
    TILT_WAVES=2  !! Tilt in waves }MUQO<=*  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees !hMD>B2Z  
    5 )A(q\  
    SURFACE Eo\pNz#)  
      PLANE Z 0 ELLIPSE 2@(30) V-1H(wRu  
      OBJECT 'RETRO2_FRONT' Z<P?P`  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 x9DG87P~+  
        FACETS 4 4 bD2):U*Fzo  
        REDEFINE COLOR 1 *5e"suS2  
        SHIFT Z (PL) N7Kg52|  
        ROTATE X (TILT) 0|Rt[qwKb@  
    2F}D?] A  
    !! DETECTOR Rcn6puZt  
    SURFACE [6ycs[{!  
      PLANE Z 0 RECT 2@(DIA) 5L?_AUL  
      OBJECT 'DETECTOR' 0A,u!"4[  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 QL].)Vgf  
        FACETS 4 4 tv]^k]n{rf  
        REDEFINE COLOR 1 `6No6.\J  
        ROTATE X 90 Kia34 ~W  
        !!ROTATE Z 45 "dkDT7  
        SHIFT Y -(PL) %qycxEVP  
    *#n#J[  
    !! Verify Geometry E Pd9'9S  
    WINDOW Y Z O:% ,.??<%  
    PLOT FACETS 7 7 OVERLAY qsA`\%]H  
    _?}[7K!~d  
    !! Define source zfsGf 'U  
    PARABASAL 4 ydZS^BqG  
    BEAMS COHERENT DIFFRACT  ~ERA  
    WAVELENGTH 6328 ANGSTROMS {uCX F~v  
    WIDTHS 1.6 &.v|yG]&  
    U } K]W>Z  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 Hf$pwfGcY]  
      SOURCE DIRECTION Z 0 0 ?hFG+`"W  
    S5+W<Qs  
    TRACE PLOT COLOR 2 uo TTHj7cq  
    $VIEW P&sn IJ  
    v1R  t$[  
    PIXELS 101 E"'4=_  
    CONSIDER ONLY DETECTOR X/8TRiTFv  
    SPREAD NORMAL EGL7z`nt  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) x/d(" Bb  
    WINDOW 1.2  !! Enlarge by 20% rOo |.4w  
    SPREAD NORMAL (nDen5Q|  
    Tlar@lC|u  
    DISPLAY DtFzT>$^F  
      PICTURE pba`FC4R  
    RETURN BO%aCK&  
     
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