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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
    8yax.N j  
    要如何使用倾斜的detector看到不同周期的干涉条纹 :xZ/c\  
    f]"][!e!,  
    这边有一个Michelson Interferometer, Taxi79cH  
     A$ %5l  
    我试着调整DETECTOR的角度, 但它记录到的影像都一样, a*&P>Lwe7&  
    XG<J'3  
    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, d+~c$(M)  
    #/sKb2eQ  
    但我这里无法看到, /tA$ 'tZ  
    < 'op  
    请问该如何处理呢, y=YD4m2W  
    g. f!Uc{  
    下面是程式 gwQL9 UYx  
    @]tFRV  
    --------------------------------------------------------------- VA4vAF  
    SYSTEM NEW ]7zDdI|  
    RESET K2nq2Gbn  
    wRf_IBhCd  
    UNITS CENTIMETERS +xRja(d6  
    WAVELENGTH 632.8 NANOMETERS U jVo "K  
    t)g1ICt  
    WL=632.8E-7 = sedkrM  
    PI=4*ATAN(1) KXcG;b[7n  
    oLk>|J  
    COATING PROPERTIES }r`!p5\$K0  
      0.0  0.0  'ABSORB' V'pNo&O=  
      0.0  1.0  'TRANSMIT' Jjik~[<q:  
      1.0  0.0  'REFLECT' $;7?w-.  
      0.5  0.5  'BEAM_SPLITTER' 'mpY2|]\$  
    +OK.[ji?  
    PL=100  !! Path length N::_JH? ^=  
    DIA=50  !! Diameter >!E:$;i@  
    /fA:Fnv  
    SURFACE BMU~1[r  
      PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 e`4OlM]  
      OBJECT 'PELLICLE' jnt0,y A  
        INTERFACE COATING "BEAM_SPLITTER" AIR AIR 9C[3w[G~C  
        FACETS 4 4 Cst\_j  
        REDEFINE COLOR 1 n5 @H  
        ROTATE X 45 !40{1U&@a`  
    8U\;N  
    !! Retro Reflector 1 {#uX   
    SURFACE sq*R)cZ  
      PLANE Z 0 ELLIPSE 2@(DIA/2) .qy._C2(  
      OBJECT 'RETRO1_FRONT' Nol',^)  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 RmO-".$yt  
        FACETS 4 4 |^Try2@  
        REDEFINE COLOR 1 R_uA!MoLs  
        ROTATE X -90 b'Z#RIb  
        SHIFT Y (PL) F0bmGDp@-  
    z|}Anc[\  
    !! Retro Reflector 2 P^v`5v  
    TILT_WAVES=2  !! Tilt in waves ~Ht[kO  
    TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees ,bmiIW%  
    vkE6e6,Qc  
    SURFACE %&Z!-k(  
      PLANE Z 0 ELLIPSE 2@(30) -}2q-  
      OBJECT 'RETRO2_FRONT' :CSys62  
        INTERFACE COAT REFLECT AIR SCHOTT_BK7 #PoUCRRC  
        FACETS 4 4 ~yt+xWV  
        REDEFINE COLOR 1 E~2}rK+#)  
        SHIFT Z (PL) 7R<<}dA]  
        ROTATE X (TILT) 0Z2![n  
    o&rejj#  
    !! DETECTOR V.'EP  
    SURFACE PAH; +  
      PLANE Z 0 RECT 2@(DIA) @s2z/ h0H  
      OBJECT 'DETECTOR' |?V6__9  
        INTERFACE COAT ABSORB AIR SCHOTT_BK7 ],>Z' W  
        FACETS 4 4 @]WN|K  
        REDEFINE COLOR 1 cliP+#  
        ROTATE X 90 \M=" R-&b  
        !!ROTATE Z 45 J.?6a:#bU/  
        SHIFT Y -(PL) *M/3 1qI  
    }_3<Q\j  
    !! Verify Geometry lj@c"Yrk  
    WINDOW Y Z s~]Ri:7~  
    PLOT FACETS 7 7 OVERLAY Jnb>u*7,  
    _(<[!c!@0  
    !! Define source ocAoqjlT[  
    PARABASAL 4 AmRppbj/wO  
    BEAMS COHERENT DIFFRACT >\^:xx Tf  
    WAVELENGTH 6328 ANGSTROMS z]=A3!H/Y  
    WIDTHS 1.6 ^=pn!lK;^  
    rh${pHl  
    GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 )]n:y M  
      SOURCE DIRECTION Z 0 0 'RTz*CSZ  
    6Ei>VcN4a  
    TRACE PLOT COLOR 2 n_)d4d zl  
    $VIEW 4punJg~1  
    B:&/*HU  
    PIXELS 101 @wYuc{%S  
    CONSIDER ONLY DETECTOR d.% Vm&3  
    SPREAD NORMAL \.9-:\'(  
    WINDOW Z -2@(DIA/2) X -2@(DIA/2) JdfjOlEb  
    WINDOW 1.2  !! Enlarge by 20% v#(wc +[  
    SPREAD NORMAL fHb0pp\[.  
    u(\b1h n  
    DISPLAY $vTU|o>|  
      PICTURE `+\ +  
    RETURN B<H5WI  
     
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