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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
    pKEMp&geo  
    要如何使用倾斜的detector看到不同周期的干涉条纹 9-Ib+/R0  
    y H+CyL\  
    这边有一个Michelson Interferometer, / 6gRoQ%j  
    GmAE!+"  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, 4i~;Ql  
    WK;p[u?~xi  
    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, q<hN\kBs  
    ^D.B^BR  
    但我这里无法看到, B|,6m 3.  
     }O1F.5I1  
    请问该如何处理呢, S^x9 2&!  
    rEAPlO.Yp  
    下面是程式 +nJ}+|@K  
    oAvJ"JH@i  
    --------------------------------------------------------------- Wc,8<Y'   
    SYSTEM NEW @ K@~4!  
    RESET saRB~[6I  
    `M7){  
    UNITS CENTIMETERS -\NB*|9m|  
    WAVELENGTH 632.8 NANOMETERS x,7a xx6  
    PA5g]Tz  
    WL=632.8E-7 .}Zmqz[  
    PI=4*ATAN(1) H}U&=w'  
    A<TJ3Jp]  
    COATING PROPERTIES }kOhwT8sI  
      0.0  0.0  'ABSORB' G&uj}rj  
      0.0  1.0  'TRANSMIT' n Isi  
      1.0  0.0  'REFLECT' CJu;X[6  
      0.5  0.5  'BEAM_SPLITTER' zkd#vAY(A  
    p!Gf ^  
    PL=100  !! Path length \C<rg|  
    DIA=50  !! Diameter D!Gm9Pa}  
    Q'|cOQX  
    SURFACE 6B+ @76wH  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 lA]u8+gXd  
      OBJECT 'PELLICLE' +5({~2Lzvp  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR ol[{1KT{  
        FACETS 4 4 2j"%}&  
        REDEFINE COLOR 1 n]o+KT\  
        ROTATE X 45 *|=&MU*+  
    k~vmHb  
    !! Retro Reflector 1 L>L4%?  
    SURFACE F2:7UNy,  
      PLANE Z 0 ELLIPSE 2@(DIA/2) n `n3[  
      OBJECT 'RETRO1_FRONT' +s S*EvF  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 tNUcmiY  
        FACETS 4 4 {(tE pr  
        REDEFINE COLOR 1 C$(t`G  
        ROTATE X -90 F)%; gzs  
        SHIFT Y (PL) O]PfQ  
    n!N;WL3k  
    !! Retro Reflector 2 UfkRY<H  
    TILT_WAVES=2  !! Tilt in waves 9m'[52{o  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees ivagS\Q  
    @O3w4Zs  
    SURFACE pDKJLa  
      PLANE Z 0 ELLIPSE 2@(30) E"" /dC:B  
      OBJECT 'RETRO2_FRONT' #m M&CscE  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 _*;cwMne-  
        FACETS 4 4 We4 FR4`  
        REDEFINE COLOR 1 q%y_<Fw#E  
        SHIFT Z (PL) TY#1Z )%  
        ROTATE X (TILT) rxz3Mqg  
    +<q^[<pS  
    !! DETECTOR Sm1bDa\!=  
    SURFACE xH f9N?  
      PLANE Z 0 RECT 2@(DIA) pUwX cy<n  
      OBJECT 'DETECTOR' f,-|"_5;   
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 #k"[TCQ>  
        FACETS 4 4 D!<$uAT  
        REDEFINE COLOR 1 }(],*^'u-  
        ROTATE X 90 M84LbgGM%  
        !!ROTATE Z 45 .*f;v4!  
        SHIFT Y -(PL) $yc,D=*Isi  
    \LYQZ*F  
    !! Verify Geometry pvM8PlYo]`  
    WINDOW Y Z HdLkof2i  
    PLOT FACETS 7 7 OVERLAY $e;!nI;z  
    U'lD|R,g  
    !! Define source ?ykZY0{B  
    PARABASAL 4 feopO j6~+  
    BEAMS COHERENT DIFFRACT E:o:)h?$  
    WAVELENGTH 6328 ANGSTROMS i&3 0n#  
    WIDTHS 1.6 ^GAdl}  
    =ddx/zN  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 "''<:K|  
      SOURCE DIRECTION Z 0 0 Y5NbY02E  
    6vjB; uS[  
    TRACE PLOT COLOR 2 .J@[v  
    $VIEW N 4v)0  
    !Q3Snu=  
    PIXELS 101 -#o+x Jj  
    CONSIDER ONLY DETECTOR T7T!v  
    SPREAD NORMAL YBCjcD[G  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) &59#$LyH`%  
    WINDOW 1.2  !! Enlarge by 20% /j)VES  
    SPREAD NORMAL ^kD? 0Fm  
    1h#k&r#*3  
    DISPLAY _l,Z38  
      PICTURE pkU e|V  
    RETURN 8k1 r|s@d  
     
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