| 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
2qD80W<1
要如何使用倾斜的detector看到不同周期的干涉条纹 Q(Dp116
.oFkx*Ln
这边有一个Michelson Interferometer, &\, ZtaB
2|n~5\K|t
我试着调整DETECTOR的角度, 但它记录到的影像都一样, 8}kY^"*&X
_n;V iQM u
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, Be(h x
Ph*tZrd*#
但我这里无法看到, HXTZ`'Rv
7#B pGQJQ
请问该如何处理呢, g&30 @D"
cR+9^ DzA
下面是程式 {$ghf"
Z?^~f}+
--------------------------------------------------------------- hC[MYAaF
SYSTEM NEW /~Q2SrYH
RESET {-( B
v~N8H+! d
UNITS CENTIMETERS SBY
WAVELENGTH 632.8 NANOMETERS 4EiEE{9V
8N|y
WL=632.8E-7 jz_\B(m9%
PI=4*ATAN(1) `4'['x
9?M><bBX
COATING PROPERTIES #l M :BO
0.0 0.0 'ABSORB' )r#^{{6[v
0.0 1.0 'TRANSMIT' 'W/E*O6BY
1.0 0.0 'REFLECT' C"I:^&sL
0.5 0.5 'BEAM_SPLITTER' Vb`m3
XO*62 >Ed
PL=100 !! Path length n
4:Yc@,
DIA=50 !! Diameter h9,u i^#d$
U!L< v!$
SURFACE ?th`5K30
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 Xx~XW ^lsh
OBJECT 'PELLICLE' fCL5Et
INTERFACE COATING "BEAM_SPLITTER" AIR AIR u:Q_XXT5
FACETS 4 4 =8?gx$r2
REDEFINE COLOR 1 9WaKs d f
ROTATE X 45 Azun"F_f
w 6M EY"<L
!! Retro Reflector 1 YY (,H!
SURFACE _N 5$>2
PLANE Z 0 ELLIPSE 2@(DIA/2) }kaU0 P
OBJECT 'RETRO1_FRONT' );*A$C9RA
INTERFACE COAT REFLECT AIR SCHOTT_BK7 U[1Ir92:
FACETS 4 4 Q]7Rqs lz
REDEFINE COLOR 1 }];8v+M
ROTATE X -90 6e6~82t8/
SHIFT Y (PL) }\E2Z[
HY.??
5MH
!! Retro Reflector 2 $\xS~ w
TILT_WAVES=2 !! Tilt in waves P%8z xU;
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees 7tgn"wK
oe$Y=`
SURFACE ]g
jhrD
PLANE Z 0 ELLIPSE 2@(30) _e<3 g9bj
OBJECT 'RETRO2_FRONT' 8'Eu6H&$G
INTERFACE COAT REFLECT AIR SCHOTT_BK7 Farc d!}
FACETS 4 4 0Bx.jx0?
REDEFINE COLOR 1 sEj?,1jk
SHIFT Z (PL) J; pn5k~3
ROTATE X (TILT) Yl[G O}M
8-Ik .,}
!! DETECTOR DW ^E46k)A
SURFACE IT a8*Myj
PLANE Z 0 RECT 2@(DIA) Ij_Y+Mnl4:
OBJECT 'DETECTOR' V 45\ .V
INTERFACE COAT ABSORB AIR SCHOTT_BK7 ^Jb =&u$
FACETS 4 4 EN wDW# U9
REDEFINE COLOR 1 ;6g &_6
ROTATE X 90 v%|^\A"V
!!ROTATE Z 45 X OQj?Q7)U
SHIFT Y -(PL) /79_3;^
#!d@;= [\
!! Verify Geometry Iy\{)+}aS
WINDOW Y Z @GzEhv
PLOT FACETS 7 7 OVERLAY <4,n6$E
{ FO>^~>l
!! Define source #<20vdc
PARABASAL 4 d(RSn|[0
BEAMS COHERENT DIFFRACT ZzA4iT=KO
WAVELENGTH 6328 ANGSTROMS |EuWzhNAO
WIDTHS 1.6 }~Z1C0 t
l][{
#>V
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 RkVU^N"
SOURCE DIRECTION Z 0 0 ^J3\
U{B
ZOGH.`
TRACE PLOT COLOR 2 LJ K<Xen
$VIEW ;W6P$@'zs
f(Q -W6
PIXELS 101 7(<6+q2~
CONSIDER ONLY DETECTOR V_JM@VN}Kk
SPREAD NORMAL LyM"
WINDOW Z -2@(DIA/2) X -2@(DIA/2) ^a~^$PUqI
WINDOW 1.2 !! Enlarge by 20% 3-4' x2
SPREAD NORMAL Mq!03q6
PDaD:}9
DISPLAY Wu]D pe
PICTURE ]*a3J 45
RETURN wjGD[~mB
|
|