[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]

8k79&|  
要如何使用倾斜的detector看到不同周期的干涉条纹 7[7"A  
Kpp_|2|@<  
这边有一个Michelson Interferometer, 9 $X-  
5-M-X#(  
我试着调整DETECTOR的角度, 但它记录到的影像都一样, =c7;r]Ol  
L(\cHb9`  
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, \NC3'G:Ii  
}WV:erg`  
但我这里无法看到, #"an9<  
E"0>yl)  
请问该如何处理呢, $xQL]FmS  
Pz^544\~ou  
下面是程式 I:.s_8mH}  
EK'!}OGCG  
--------------------------------------------------------------- Ss`LLq0LO  
SYSTEM NEW I@3MO0V^  
RESET ite~E5?#  
28nFRr  
UNITS CENTIMETERS G&dKY h\  
WAVELENGTH 632.8 NANOMETERS W9)&!&<
o  
z)"=:o7  
WL=632.8E-7 W>LR\]Ti@  
PI=4*ATAN(1) r :dTz  
bZ6+,J  
COATING PROPERTIES +h$ 9\  
  0.0  0.0  'ABSORB' m kexc~l  
  0.0  1.0  'TRANSMIT' @WB@]-+J T  
  1.0  0.0  'REFLECT' ,vDbp?)'U  
  0.5  0.5  'BEAM_SPLITTER' ##{taR8  
y)*RV;^  
PL=100  !! Path length <uJ@:oWG7  
DIA=50  !! Diameter c9Yrw^  
wS*E(IAl  
SURFACE p#Bi>/C6  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 +v\oOBB)  
  OBJECT 'PELLICLE' j39wA~K  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR 0aAoV0fMDz  
    FACETS 4 4 =T_g}
pu  
    REDEFINE COLOR 1 ME dWLFf  
    ROTATE X 45 Ls%MGs9PI  

F\! `/4  
!! Retro Reflector 1 If.r5z9  
SURFACE n|;Im&,  
  PLANE Z 0 ELLIPSE 2@(DIA/2) ~m |BC*)  
  OBJECT 'RETRO1_FRONT' M`>E|"<  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 % `3jL7|  
    FACETS 4 4 "]dI1 g_  
    REDEFINE COLOR 1 ]{iQ21`a-  
    ROTATE X -90 f<H2-
(m  
    SHIFT Y (PL) HP=+<]?{G  
4z? l  
!! Retro Reflector 2 A's{j7  
TILT_WAVES=2  !! Tilt in waves Ned
."e
  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees =}*0-\QG  
:r[`.`  
SURFACE nlYNN/@"  
  PLANE Z 0 ELLIPSE 2@(30) "fI6Cpc  
  OBJECT 'RETRO2_FRONT' d5.4l&\u  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 68 sB)R  
    FACETS 4 4 w@b)g  
    REDEFINE COLOR 1 q7!{?\T%  
    SHIFT Z (PL) 2?5>o!C  
    ROTATE X (TILT) E3i4=!Y  
w &(ag$p'  
!! DETECTOR _^;Z~/.  
SURFACE FtZ?C@1/  
  PLANE Z 0 RECT 2@(DIA) Ei|\3Kx  
  OBJECT 'DETECTOR' yLGRi^d#  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 q@&6#B  
    FACETS 4 4 xmX 4qtAL  
    REDEFINE COLOR 1 /mMV{[  
    ROTATE X 90 '7/)Ot(  
    !!ROTATE Z 45 :
t[_:3@  
    SHIFT Y -(PL) ,>M[@4`,U  

Gq6*SaTk  
!! Verify Geometry Th%zn2R B  
WINDOW Y Z Kgv T"s.  
PLOT FACETS 7 7 OVERLAY <[v[ci  
 <Uur^uB  
!! Define source pI[uUu7O  
PARABASAL 4 \lY_~*J  
BEAMS COHERENT DIFFRACT iwq!w6+  
WAVELENGTH 6328 ANGSTROMS C}X\|J  
WIDTHS 1.6 ),)lzN%!  
O8o3O 6[Y  
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 SKtrtm  
  SOURCE DIRECTION Z 0 0 /{[o~:'p  
v^iAD2X/F  
TRACE PLOT COLOR 2 s.#`&Sd>  
$VIEW j+!v}*I![  
G)YcJv7  
PIXELS 101 @c#(.=  
CONSIDER ONLY DETECTOR \!(zrfP
{(  
SPREAD NORMAL @L`jk+Y0vF  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) ,I9bNO,%JK  
WINDOW 1.2  !! Enlarge by 20% 5tnlrqC  
SPREAD NORMAL fOHxtHM  
 bLL2  
DISPLAY 3 {V>S,O3]  
  PICTURE KXrjqqXs  
RETURN 5^cCY'I