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taker1986 2013-04-24 11:28

要如何使用倾斜的detector看到不同周期的干涉条纹

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要如何使用倾斜的detector看到不同周期的干涉条纹 $xK2M  
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这边有一个Michelson Interferometer, jrl'?`O  
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, z{N~AaY  
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照理来说调整DETECTOR角度的话干涉条文应该会一边粗一边细周期不一, |*T3TsP u  
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但我这里无法看到, ,_N+t:*#0  
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请问该如何处理呢, +' lj\_n  
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下面是程式 R'udC}  
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--------------------------------------------------------------- }^@Q9<P^E  
SYSTEM NEW uSl&d  
RESET fVXZfq6  
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UNITS CENTIMETERS +'ZJ]  
WAVELENGTH 632.8 NANOMETERS dx&!RK+  
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WL=632.8E-7 RI[=N:C^  
PI=4*ATAN(1) :"~SKJm  
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COATING PROPERTIES pXy'Ss@y  
  0.0  0.0  'ABSORB' OtVRhR3>  
  0.0  1.0  'TRANSMIT' JoCZ{MhM  
  1.0  0.0  'REFLECT' >]!8f?,  
  0.5  0.5  'BEAM_SPLITTER' ,dR<O.{ 0  
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PL=100  !! Path length jGSY$nt9  
DIA=50  !! Diameter J2BCaAwEP,  
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SURFACE _&wrA3@/L  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 RXD*;B$v  
  OBJECT 'PELLICLE' +I$,Y~&`>  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR vh/&KTe?:  
    FACETS 4 4 xk:=.Qqh  
    REDEFINE COLOR 1 X"k:+  
    ROTATE X 45 b4R;#rm  
d$H   
!! Retro Reflector 1 AL;z's(F?  
SURFACE u^4$<fd  
  PLANE Z 0 ELLIPSE 2@(DIA/2) lM |}K-2  
  OBJECT 'RETRO1_FRONT' \2c 3Nsra  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 HVHd@#pDZ  
    FACETS 4 4 @BmI1  
    REDEFINE COLOR 1 li37*  
    ROTATE X -90 ;(3!#4`q(]  
    SHIFT Y (PL) TlEd#XQgf&  
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!! Retro Reflector 2 0Xw$l3@N^  
TILT_WAVES=2  !! Tilt in waves z%E ok  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees (Qcd !!   
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SURFACE &Yklf?EZ>Q  
  PLANE Z 0 ELLIPSE 2@(30) )Ggv_mc h  
  OBJECT 'RETRO2_FRONT' P U2^4h/[`  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 ,6 IKkyD  
    FACETS 4 4 B{lj.S` mB  
    REDEFINE COLOR 1 {6tj$&\)  
    SHIFT Z (PL) ogvB{R  
    ROTATE X (TILT) qI%X/'  
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!! DETECTOR I !J'  
SURFACE KSAE!+  
  PLANE Z 0 RECT 2@(DIA) S aH':UN  
  OBJECT 'DETECTOR' FTQNS8  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 S?[@/35)  
    FACETS 4 4 <5 }  
    REDEFINE COLOR 1 3OB=D{$V  
    ROTATE X 90 aJ"m`5]=%  
    !!ROTATE Z 45 KK}ox%j  
    SHIFT Y -(PL) 2 oo/KndU  
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!! Verify Geometry {ldt/dl~  
WINDOW Y Z DS1{~_>nFu  
PLOT FACETS 7 7 OVERLAY vB%os Qm  
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!! Define source i*((@:  
PARABASAL 4 =z!^O T6eb  
BEAMS COHERENT DIFFRACT .%EYof  
WAVELENGTH 6328 ANGSTROMS 1{A K=H')  
WIDTHS 1.6 o/6VOX  
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GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 ni85Ne$  
  SOURCE DIRECTION Z 0 0 =/!RQQ|8o  
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TRACE PLOT COLOR 2 ?2%;VKN4  
$VIEW  tE#;$Ss  
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PIXELS 101  i}_"  
CONSIDER ONLY DETECTOR z d6F}2*6  
SPREAD NORMAL .b? Aq^i8  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) YsMM$rjP +  
WINDOW 1.2  !! Enlarge by 20% klR\7+lK  
SPREAD NORMAL bq2f?uD-}  
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DISPLAY 6f:uAFwG  
  PICTURE L54]l^ls>  
RETURN !nsx!M  
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