| 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
>$Fc=~;Ba
要如何使用倾斜的detector看到不同周期的干涉条纹 ~l}TlRqL
5W{>5.Arx)
这边有一个Michelson Interferometer, QOF;j#H^
rf`Br\g 8
我试着调整DETECTOR的角度, 但它记录到的影像都一样, .i=%gg
)$]+R?v
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, f$ Ap\(.
H|TzD "2N
但我这里无法看到, .y\HQ^j
,F-tvSc\Q
请问该如何处理呢, l.34h
=6W:O
下面是程式 zPw
R1> gL
zEhy0LLm
--------------------------------------------------------------- 0zTv' L
SYSTEM NEW O UdeQO?
RESET ?\O+#U%W
iZSSd{jO
UNITS CENTIMETERS &iGl)dDr
WAVELENGTH 632.8 NANOMETERS 5PPy+36<~
"w'YZO ]>
WL=632.8E-7 %&] }P;&
PI=4*ATAN(1) `Eu(r]:W
G/ 8 xS=
COATING PROPERTIES Q./ lX:
0.0 0.0 'ABSORB' Ffxk] o&%c
0.0 1.0 'TRANSMIT' 7YN)T?
1.0 0.0 'REFLECT' ILO +=xU
0.5 0.5 'BEAM_SPLITTER' 3w9
]@kU
v|/3Mi9mz
PL=100 !! Path length o6y,M!p@
DIA=50 !! Diameter bK].qN
C5WCRg5&
SURFACE H3c=B /+
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 z1FbW&V
OBJECT 'PELLICLE' =Hx ~]1
INTERFACE COATING "BEAM_SPLITTER" AIR AIR wU ; f
FACETS 4 4 )>Q 2G/@
REDEFINE COLOR 1 28)TXRr-
ROTATE X 45 &S3W/lQs
PPqTmx5S
!! Retro Reflector 1 _eQ P0N
SURFACE R|CY4G
j
PLANE Z 0 ELLIPSE 2@(DIA/2) 7>zKW?
OBJECT 'RETRO1_FRONT' ^kl9U+
INTERFACE COAT REFLECT AIR SCHOTT_BK7 lQsQRp
FACETS 4 4 9V66~Bf5
REDEFINE COLOR 1 fD~!t 8J
ROTATE X -90 0`P]fL+&
SHIFT Y (PL) ) *A,L%
{\aSEE /'
!! Retro Reflector 2 N#u8{\ |8]
TILT_WAVES=2 !! Tilt in waves Z M+Hb_6f
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees 0lRH
Yu
zkp
Apj].
SURFACE 2 &B y q
PLANE Z 0 ELLIPSE 2@(30) 0 v@/I<
OBJECT 'RETRO2_FRONT' [\b_+s)eN
INTERFACE COAT REFLECT AIR SCHOTT_BK7 /, Rca1W
FACETS 4 4 |w JZU
REDEFINE COLOR 1 j>o +}p?3I
SHIFT Z (PL) *!' &:
ROTATE X (TILT) vaj6 6nV
N4To#Q1w
!! DETECTOR s3M84w z
SURFACE UPKi/)C;
PLANE Z 0 RECT 2@(DIA) t%U[\\ic
OBJECT 'DETECTOR' :6u3Mj{
INTERFACE COAT ABSORB AIR SCHOTT_BK7 ;1.>"zX(
FACETS 4 4 Z % ;4Ed
REDEFINE COLOR 1 pIu H*4Vz
ROTATE X 90 i$ L]X[
!!ROTATE Z 45 |)q K
g
SHIFT Y -(PL) be:phS4vz
YC]YX H
!! Verify Geometry e_=pspnZ
WINDOW Y Z Tq84Fn!HJ>
PLOT FACETS 7 7 OVERLAY :Nz?<3R0\
#Q3PzDfj
!! Define source #tZf>zrs
PARABASAL 4 e(#IewKp
BEAMS COHERENT DIFFRACT [S]!+YBK
WAVELENGTH 6328 ANGSTROMS ;x-H$OZX
WIDTHS 1.6 -(w~LT$ "
d_C 4B
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 ;a#*|vx
SOURCE DIRECTION Z 0 0 JYd7@Msfc
DAnb.0
TRACE PLOT COLOR 2 |.C
$VIEW )E:,V~< 8
ZB[(Tv1
PIXELS 101 fhV 0S>* <
CONSIDER ONLY DETECTOR qijcS2E6S
SPREAD NORMAL P;[Y42\z|
WINDOW Z -2@(DIA/2) X -2@(DIA/2) lV<T sk'
WINDOW 1.2 !! Enlarge by 20% X
B *}P
SPREAD NORMAL JT|u;Z*n
5}eQaW48
DISPLAY *w/WHQ`xI
PICTURE _IL2-c8
RETURN rAx"~l.=
|
|