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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
    !lTda<;]  
    要如何使用倾斜的detector看到不同周期的干涉条纹 =Q<L eh=G  
    C$d>_ r  
    这边有一个Michelson Interferometer, maNW{"1  
    2 rN ,D(  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, h5"Ov,K3[  
    j}:~5|.  
    照理来说调整DETECTOR角度的话干涉条文应该会一边粗一边细周期不一, x[Im%k  
    k`\R+WK$  
    但我这里无法看到,  fvEAIs  
    ;apzAF  
    请问该如何处理呢, 8z2Rry w  
    ?+0GfIV  
    下面是程式 e5?PkFV^a1  
    n6MM5h/#r  
    --------------------------------------------------------------- C [uOReo  
    SYSTEM NEW g&Vcg`  
    RESET uH@FU60  
    WG7k(Sp ]  
    UNITS CENTIMETERS XL$* _c <)  
    WAVELENGTH 632.8 NANOMETERS =IU*}>#  
    9H0H u]zM  
    WL=632.8E-7 l|/LQ/  
    PI=4*ATAN(1) lFSe?X^  
    e:w &(is  
    COATING PROPERTIES UPiW73Nu  
      0.0  0.0  'ABSORB' ({^9<Us  
      0.0  1.0  'TRANSMIT' Rp9fO?ZjHt  
      1.0  0.0  'REFLECT' V\]" }V)"  
      0.5  0.5  'BEAM_SPLITTER' lrWQOYf2  
    +7V{ABfGl  
    PL=100  !! Path length Wg`AZ=t  
    DIA=50  !! Diameter (u3s"I d  
    Y&HK1>M_  
    SURFACE j*v40mXl`2  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 ccFn.($p?,  
      OBJECT 'PELLICLE' 7nU6k%_%  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR l_rn++  
        FACETS 4 4 h#r^teui)  
        REDEFINE COLOR 1 & fC!(Oy  
        ROTATE X 45 .@q-B+Eg  
    b5G}3)'w  
    !! Retro Reflector 1 !y:%0{l  
    SURFACE V/d/L3p  
      PLANE Z 0 ELLIPSE 2@(DIA/2) >EsziRm  
      OBJECT 'RETRO1_FRONT' fBn"kr;  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 Z?P~z07  
        FACETS 4 4 lbdTQ6R  
        REDEFINE COLOR 1 YevyN\,}V!  
        ROTATE X -90 YgUH'P-  
        SHIFT Y (PL) cF)/^5Z  
    A - YBQPE  
    !! Retro Reflector 2 7dG 79H  
    TILT_WAVES=2  !! Tilt in waves TjMe?p  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees ?~"bR%  
    g>rp@M  
    SURFACE YTQt3=1ii  
      PLANE Z 0 ELLIPSE 2@(30) CT9   
      OBJECT 'RETRO2_FRONT' \0l>q ,  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 ?bZovRx  
        FACETS 4 4 s>k Uh  
        REDEFINE COLOR 1 &6 s) X  
        SHIFT Z (PL) ml0.$z  
        ROTATE X (TILT) n79QJl/  
    znJhP}(  
    !! DETECTOR Q|Y0,1eVp|  
    SURFACE $Nrm!/)*'}  
      PLANE Z 0 RECT 2@(DIA) }G o$ \Bk  
      OBJECT 'DETECTOR' fkSO( C)  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 XC 7?VE  
        FACETS 4 4 b`yZ|j'ikd  
        REDEFINE COLOR 1 ]<(]u#g_d  
        ROTATE X 90 9)xUA;Qw?z  
        !!ROTATE Z 45 BqDKT  
        SHIFT Y -(PL) iv`O /T  
    |(m oWY=  
    !! Verify Geometry ~DRmON5 M  
    WINDOW Y Z 8l}1c=A}Vi  
    PLOT FACETS 7 7 OVERLAY 21s4MagC  
    Sxdsv9w  
    !! Define source gBT2)2]  
    PARABASAL 4 !USd9  
    BEAMS COHERENT DIFFRACT du$|lxC  
    WAVELENGTH 6328 ANGSTROMS )jWO P,|  
    WIDTHS 1.6 1O].v&{  
    6sIL.S~c)  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 3nT Z)L }  
      SOURCE DIRECTION Z 0 0 43?^7_l-  
    ^7;JC7qmN  
    TRACE PLOT COLOR 2  Qk!;M |  
    $VIEW y4h=Lki@  
    Vpy 2\wZWb  
    PIXELS 101 'r(1Nj  
    CONSIDER ONLY DETECTOR %r&-gWTQ,  
    SPREAD NORMAL p!]6ll^  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) hcVJBK  
    WINDOW 1.2  !! Enlarge by 20% i)#:qAtP*  
    SPREAD NORMAL $^u}a   
    ,q(&)L$S  
    DISPLAY ^[%%r3"$C  
      PICTURE eC5$#,HiC  
    RETURN 6wco&7   
     
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