| 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
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要如何使用倾斜的detector看到不同周期的干涉条纹 { & G7 Xa
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这边有一个Michelson Interferometer, ?;.j)
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, b
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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, 9Ot;R?>(
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但我这里无法看到, yy4Q Y%
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请问该如何处理呢, 59";{"sw
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下面是程式 58*s\*V` \
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--------------------------------------------------------------- 5O&6 (Gaf
SYSTEM NEW zp r `
RESET a hkSEE{
qU SImgg
UNITS CENTIMETERS \t'(&taX<
WAVELENGTH 632.8 NANOMETERS \4I1wdd|^
%y33evX/B
WL=632.8E-7 Qvs}{h/
PI=4*ATAN(1) 5n1;@Vr
!o 2" th
COATING PROPERTIES Ev IL[\Dy
0.0 0.0 'ABSORB' dg 0`0k
0.0 1.0 'TRANSMIT' T%K(opISc(
1.0 0.0 'REFLECT' F ^Rt
6Io
0.5 0.5 'BEAM_SPLITTER' %\=5,9A\
xh [Mmq/R
PL=100 !! Path length H
r? G_L
DIA=50 !! Diameter bT}P":*y
bCg
{z b#
SURFACE {gluK# Qm
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 $"C]y$}
OBJECT 'PELLICLE' r#*k x# "
INTERFACE COATING "BEAM_SPLITTER" AIR AIR / ZZo`
FACETS 4 4 /K2V Sj3\
REDEFINE COLOR 1 %TxF dF{A
ROTATE X 45 =v=a :e
<Bb $d@c
!! Retro Reflector 1 `C`CU?D
SURFACE B:)9hF?o@
PLANE Z 0 ELLIPSE 2@(DIA/2) 64>E|w
OBJECT 'RETRO1_FRONT' \-N
4G1
INTERFACE COAT REFLECT AIR SCHOTT_BK7 Rtw^
lo
FACETS 4 4
]p:x,%nm
REDEFINE COLOR 1 (%"M% Qko
ROTATE X -90 UvRa7[<y%%
SHIFT Y (PL) -}1S6dzr
L=3^A'|
!! Retro Reflector 2 AZt~ \q f
TILT_WAVES=2 !! Tilt in waves <splLZW3k
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees +[8s9{1{C
Sx+.<]t2A
SURFACE _H>ABo
PLANE Z 0 ELLIPSE 2@(30) *O,\/aQ+
OBJECT 'RETRO2_FRONT' qyGVyi3
INTERFACE COAT REFLECT AIR SCHOTT_BK7 0*YLFqN
FACETS 4 4 zz 7 m\
REDEFINE COLOR 1 E8J `7sa
SHIFT Z (PL) ! L:! X88
ROTATE X (TILT) ,,S5 8\x
B5*{85p(u
!! DETECTOR % ribxgmd
SURFACE nzE 4P3 C+
PLANE Z 0 RECT 2@(DIA) _ $PZID
OBJECT 'DETECTOR' k-xh-&
INTERFACE COAT ABSORB AIR SCHOTT_BK7 > xkl7D
FACETS 4 4 H`C DfTy
REDEFINE COLOR 1 C%t~?jEK~^
ROTATE X 90 SdBv?` u|g
!!ROTATE Z 45 HGfV2FtT z
SHIFT Y -(PL) trnjOm
|8PUma x
!! Verify Geometry F2]v]]F!
WINDOW Y Z F7gipCc1We
PLOT FACETS 7 7 OVERLAY =i }
\~d|MP}"F:
!! Define source v~e@:7d i
PARABASAL 4 5:/
zbt\C
BEAMS COHERENT DIFFRACT s$css{(ek
WAVELENGTH 6328 ANGSTROMS r-v ;A
WIDTHS 1.6 I-oI,c%+
_7#Ng@#\
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 Wk"4mq
SOURCE DIRECTION Z 0 0 IlG)=?8XZ
-;&a U;k
TRACE PLOT COLOR 2 w'z ?1M(*
$VIEW i<&*f}='
>Lp^QP1gU
PIXELS 101 S .rlF1`
CONSIDER ONLY DETECTOR ~Z!!wDHS
SPREAD NORMAL /u S(Z-@
WINDOW Z -2@(DIA/2) X -2@(DIA/2) >;kCcfS3ct
WINDOW 1.2 !! Enlarge by 20% /KjRB_5~q}
SPREAD NORMAL U1bhd}MoR
i71 ,
DISPLAY uN20sD}
PICTURE WL$Ee=
RETURN {.pR$]6B"+
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