[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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要如何使用倾斜的detector看到不同周期的干涉条纹 `'~|DG}a  
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这边有一个Michelson Interferometer, ?/;<32cE,  
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, R +k\)_F  
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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, Kh27[@s  
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但我这里无法看到, 5)}xqE"x  
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请问该如何处理呢, Vry#  
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下面是程式 SQ@@79A  
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--------------------------------------------------------------- 9%4rO\q  
SYSTEM NEW >4;A(s`  
RESET b*$^8%  
.; :[sv)  
UNITS CENTIMETERS
ce@(Ct  
WAVELENGTH 632.8 NANOMETERS _9<Ko.GVq  
J=() A+  
WL=632.8E-7 sx6` g;  
PI=4*ATAN(1) ?R";EnD  
3o6N&bQ b  
COATING PROPERTIES ~(}zp<e|  
  0.0  0.0  'ABSORB' En1pz\'  
  0.0  1.0  'TRANSMIT' *'Ch(c:rtH  
  1.0  0.0  'REFLECT' bY#>   
  0.5  0.5  'BEAM_SPLITTER' ,#<"VU2bC  
<.Pr+g  
PL=100  !! Path length \i{=%[c  
DIA=50  !! Diameter tvP"t{C6,  
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SURFACE @L`t/OD  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 m~#O ~)  
  OBJECT 'PELLICLE' ) ~X\W\  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR oSxHTb
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    FACETS 4 4 zc(-dMlK  
    REDEFINE COLOR 1 o#G7gzw)  
    ROTATE X 45 Rf7py)  
dq[CT  
!! Retro Reflector 1 6zyozJA  
SURFACE Q&yfl  
  PLANE Z 0 ELLIPSE 2@(DIA/2) \ ddbqg?`  
  OBJECT 'RETRO1_FRONT' Kg9REL@,s  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 _uL m!ku  
    FACETS 4 4 ! XA07O[@  
    REDEFINE COLOR 1 ceAK;v o  
    ROTATE X -90 V"gnG](2l  
    SHIFT Y (PL) |FH/Q-7[  
A2]N :=  
!! Retro Reflector 2 ]
kR 93  
TILT_WAVES=2  !! Tilt in waves +,If|5>(  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees 'H:lR1(,  
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SURFACE wOINcEdx  
  PLANE Z 0 ELLIPSE 2@(30) K" Y,K  
  OBJECT 'RETRO2_FRONT' xj(&EGY:  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 A-uEZj_RD=  
    FACETS 4 4 W&)OiZN  
    REDEFINE COLOR 1 TR|G4l?  
    SHIFT Z (PL) wC;N*0Th  
    ROTATE X (TILT) R|Y)ow51  
Es1Yx\/:  
!! DETECTOR PoQ@9 A  
SURFACE VMsAT3^w  
  PLANE Z 0 RECT 2@(DIA) bNj| GIf  
  OBJECT 'DETECTOR' )N<>L/R  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 {V,rWg  
    FACETS 4 4 .F&\xa{  
    REDEFINE COLOR 1 Rax}r  
    ROTATE X 90 
WnU"&XZ  
    !!ROTATE Z 45 (:-=XR9A`  
    SHIFT Y -(PL) n~k;9`  
Jy{A1i@4~s  
!! Verify Geometry 
D:M0_4S  
WINDOW Y Z d'J))-*#UO  
PLOT FACETS 7 7 OVERLAY -TSn_XE  
%mg |kb6n  
!! Define source 5,k&^CK}  
PARABASAL 4 b2duC  
BEAMS COHERENT DIFFRACT hI]KT a  
WAVELENGTH 6328 ANGSTROMS :^%My]>T  
WIDTHS 1.6 pO4}6\1\  
mq do@  
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 UeX3cD  
  SOURCE DIRECTION Z 0 0 /&Khk #  
R@u6mMX{N,  
TRACE PLOT COLOR 2 x4Y+?2  
$VIEW W_ngB[  
Xq1n1_Z  
PIXELS 101 {eMu"<  
CONSIDER ONLY DETECTOR JO1KkIV  
SPREAD NORMAL Rq<T2}K  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) T[*=7jnJQ  
WINDOW 1.2  !! Enlarge by 20% L00,{g6wqb  
SPREAD NORMAL JY~s-jxa  
*4dA(N\k"  
DISPLAY `b+f^6SJn  
  PICTURE \2*<Pq  
RETURN rX)PN3TD