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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
    Zij"/gx\  
    要如何使用倾斜的detector看到不同周期的干涉条纹 T6sr/<#<(  
    +90u!r^v  
    这边有一个Michelson Interferometer, _ oQtk^fp  
    [Xxw]C6\>(  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, #^5a\XJb  
    Cr' ! "F  
    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, |$YyjYK  
    B1|?RfCe  
    但我这里无法看到, ?cqicN.+6  
    ,]0S4h67  
    请问该如何处理呢, 4a\n4KO X  
    mZ`1JO9  
    下面是程式 Kg4QT/0VA  
    5,F;j<F  
    --------------------------------------------------------------- 2~vo+ng  
    SYSTEM NEW /6Y0q9  
    RESET p@#]mVJ>9  
    99J+$A1  
    UNITS CENTIMETERS CkRyzF  
    WAVELENGTH 632.8 NANOMETERS %GM>u2baw  
    n"(7dl?  
    WL=632.8E-7 A;odVaH7  
    PI=4*ATAN(1) 4uFIpS|rq  
    #0}Ok98P  
    COATING PROPERTIES CT|z[^  
      0.0  0.0  'ABSORB' 6,B-:{{e"  
      0.0  1.0  'TRANSMIT' 2>\b:  
      1.0  0.0  'REFLECT' EC<5M5Lc  
      0.5  0.5  'BEAM_SPLITTER' \s,Iz[0Vfz  
    E|Q{]&$;Z"  
    PL=100  !! Path length ^&C&~}Zv  
    DIA=50  !! Diameter yPSVwe|g  
    6hp{,8|D"m  
    SURFACE xcHen/4X  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0  ,Qat  
      OBJECT 'PELLICLE' XFtOmY  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR a@Mq J=<L  
        FACETS 4 4 cZ^wQ5=  
        REDEFINE COLOR 1 yb69Q#V2  
        ROTATE X 45 #>BX/O*D  
    p`\3if'  
    !! Retro Reflector 1 9H>BWjS  
    SURFACE [w,(EE   
      PLANE Z 0 ELLIPSE 2@(DIA/2) 3 sl=>;-  
      OBJECT 'RETRO1_FRONT' v5B" A"N  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 Dh2#$[/@1  
        FACETS 4 4  wjL|Z8  
        REDEFINE COLOR 1 9t#P~>:jY}  
        ROTATE X -90 B#1:Y;Z  
        SHIFT Y (PL) S)+CTVVE  
    mU50pM~/i  
    !! Retro Reflector 2 expxp#S  
    TILT_WAVES=2  !! Tilt in waves F{;; :  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees DTPay1]6  
    ;xhOj<:  
    SURFACE 2@sr:,\1  
      PLANE Z 0 ELLIPSE 2@(30) +)zDA:2Wa"  
      OBJECT 'RETRO2_FRONT' }X.>4\B5  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 D@#0dDT  
        FACETS 4 4 #^Ys{  
        REDEFINE COLOR 1 >jv\Qh  
        SHIFT Z (PL) "@4ghot t  
        ROTATE X (TILT) R'L?Xn}3  
    B "*`R!y  
    !! DETECTOR V>B'+b+<  
    SURFACE n3'dLJH|  
      PLANE Z 0 RECT 2@(DIA) p'gb)nI  
      OBJECT 'DETECTOR' WK*S4c  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 ]dq5hkjpU  
        FACETS 4 4 inZi3@h)T  
        REDEFINE COLOR 1 7RD$=?oO'  
        ROTATE X 90 2yvVeo&3  
        !!ROTATE Z 45 ka#K [qI  
        SHIFT Y -(PL) l~rb]6E  
    <FQFv IKg  
    !! Verify Geometry +ZclGchw  
    WINDOW Y Z 7u::5W-q  
    PLOT FACETS 7 7 OVERLAY vnTq6:f#M  
    iTu0T!4F  
    !! Define source :&9TW]*g  
    PARABASAL 4 Xk?R mU6  
    BEAMS COHERENT DIFFRACT f|#8qiUS  
    WAVELENGTH 6328 ANGSTROMS 7-X/>v  
    WIDTHS 1.6 H'Ln P>@n#  
    gM#jA8gz  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 3"Yif  
      SOURCE DIRECTION Z 0 0 (')(d HHW  
    VRF6g|0;  
    TRACE PLOT COLOR 2 k1#5nYN.  
    $VIEW Ny^'IUu  
    wdwp9r  
    PIXELS 101 3b@VY'P  
    CONSIDER ONLY DETECTOR (UGol[f<  
    SPREAD NORMAL 4%J|DcY2  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) O:e#!C8^  
    WINDOW 1.2  !! Enlarge by 20% Tm_8<$ 7  
    SPREAD NORMAL {]`p&@  
    2d8=h6  
    DISPLAY +I@cO&CY|  
      PICTURE U(*yL-  
    RETURN (ND%}  
     
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