[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]

?^U?ua6  
要如何使用倾斜的detector看到不同周期的干涉条纹 bMKX9`*o  
3dN`Q:1R9  
这边有一个Michelson Interferometer, [H*JFKpx  
jL-2 }XrA  
我试着调整DETECTOR的角度, 但它记录到的影像都一样, p_I^7 $  
`,}7LfY  
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, c^I^jg2v  
NgTB4I8P  
但我这里无法看到,  qNJc*@s  
S%- k
N;  
请问该如何处理呢, Gwk$<6E  
kt6)F&;$  
下面是程式 v@EErF  
FO*Gc Z  
--------------------------------------------------------------- @)d_z
WE  
SYSTEM NEW P2vG)u  
RESET )#i@DHt=  
M P8Sd1_=  
UNITS CENTIMETERS @ujwN([I  
WAVELENGTH 632.8 NANOMETERS 1["i,8zB  
*H!BThft4  
WL=632.8E-7 GST#b6S  
PI=4*ATAN(1) b
? o  
j!agD_J  
COATING PROPERTIES i D9 */  
  0.0  0.0  'ABSORB' <|l}@\iRX  
  0.0  1.0  'TRANSMIT' i.^ytbH  
  1.0  0.0  'REFLECT' ^=eC1bQA  
  0.5  0.5  'BEAM_SPLITTER' # >k|^*\  
V;eaQ  
PL=100  !! Path length !dT+cZsf  
DIA=50  !! Diameter Xqw}O2QQ1  
_^W;J/He  
SURFACE JlYZ\  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 OjhX:{"59  
  OBJECT 'PELLICLE' _tHhS@  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR > -OOU  
    FACETS 4 4 4Kch=jt4#  
    REDEFINE COLOR 1 <\O+
 
    ROTATE X 45 >e {1e  
Qa,
=  
!! Retro Reflector 1 !S=YM<Ad  
SURFACE 5QiQDQT}5  
  PLANE Z 0 ELLIPSE 2@(DIA/2) 9)7$UQY  
  OBJECT 'RETRO1_FRONT' LWCFCkx%  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7
:EOai%i  
    FACETS 4 4 TR3U<:  
    REDEFINE COLOR 1 t8-P'3,Q$  
    ROTATE X -90 6C VH)=%  
    SHIFT Y (PL) ?JZ$M  
;j%I1k%A  
!! Retro Reflector 2 2]vTedSOl  
TILT_WAVES=2  !! Tilt in waves 9:p-F+  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees <7]HM5h  
Q3WI@4  
SURFACE Dy.i^`7\  
  PLANE Z 0 ELLIPSE 2@(30) YH\9Je%jx  
  OBJECT 'RETRO2_FRONT' hnFpC1TO  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 41<~_+-@  
    FACETS 4 4 ./ {79  
    REDEFINE COLOR 1 N`Q.u-'  
    SHIFT Z (PL) r>(,)rs(l  
    ROTATE X (TILT) 94-BcN  
o*)Sg6Yk  
!! DETECTOR o#p%IGG`  
SURFACE o,WjM[e  
  PLANE Z 0 RECT 2@(DIA) Bh&pZcm|  
  OBJECT 'DETECTOR' ^:-GPr  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 3tZIL  
    FACETS 4 4 iv>MIdIm  
    REDEFINE COLOR 1 3`cA!
ZVQ  
    ROTATE X 90 $Wj= V  
    !!ROTATE Z 45 EQ273sdK  
    SHIFT Y -(PL) YTa g|If  
6 ]x?2P%  
!! Verify Geometry U1r]e%df)  
WINDOW Y Z jTR?!Mt0  
PLOT FACETS 7 7 OVERLAY 74M9z  
@#4-4.6I<x  
!! Define source aB6xRn9  
PARABASAL 4 c9nR&m8(+  
BEAMS COHERENT DIFFRACT h&i*=&<HP6  
WAVELENGTH 6328 ANGSTROMS i#V(oSx  
WIDTHS 1.6 Nhs!_-_I  

0cycnOd  
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 _H]^7`;  
  SOURCE DIRECTION Z 0 0 M?lh1Yu"  
H<Sf0>OA  
TRACE PLOT COLOR 2 dO82T3T  
$VIEW Z8v8@Y  

)bFl-  
PIXELS 101 2#7|zhgb  
CONSIDER ONLY DETECTOR Dylm=ZZa  
SPREAD NORMAL X6cn8ak3  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) w&?XsO@0W  
WINDOW 1.2  !! Enlarge by 20% y`va6 %u{  
SPREAD NORMAL w5 .^meU  
cp@Fj"  
DISPLAY W,@F!8  
  PICTURE |4mvB2r  
RETURN 5e+j51