| 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 PGj?` y4
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这边有一个Michelson Interferometer, X-Q;4M-C 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, :We}l;.jQ
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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, {|jrYU.k~
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但我这里无法看到, UP*\p79oO
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请问该如何处理呢, q Xb{A*J
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下面是程式 m V U(b,
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SYSTEM NEW 3=SN;cn
RESET "]"!"#aM v
d- wbZ)BR
UNITS CENTIMETERS N@ z+h
WAVELENGTH 632.8 NANOMETERS i l)LkZ@
JLZ[sWP='
WL=632.8E-7 n1Y3b~E?E
PI=4*ATAN(1) CXzN4!
)/:r $n7
COATING PROPERTIES f\Fk+) e@
0.0 0.0 'ABSORB' - d|VX D5N
0.0 1.0 'TRANSMIT' |<YoH$.
1.0 0.0 'REFLECT' q*h1=H52
0.5 0.5 'BEAM_SPLITTER' Gm]]Z_
v7L} I[f
PL=100 !! Path length uAWmg8
DIA=50 !! Diameter XyS|7#o
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8.nN
SURFACE "DW; 6< m
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 ?^# h|aUp.
OBJECT 'PELLICLE' !A 6l\_
INTERFACE COATING "BEAM_SPLITTER" AIR AIR \[-z4Fxg|'
FACETS 4 4 E2PMcT{)_
REDEFINE COLOR 1 R ilr)$
ROTATE X 45 0B4&!J
^aW?0qsH
!! Retro Reflector 1 L
1 fK
SURFACE 2WA =U]
PLANE Z 0 ELLIPSE 2@(DIA/2) &|:T+LVv$+
OBJECT 'RETRO1_FRONT' E
rf$WPA
INTERFACE COAT REFLECT AIR SCHOTT_BK7 "
-Ie
FACETS 4 4 ()E:gq Q
REDEFINE COLOR 1 7jb{E+DrG
ROTATE X -90 t;R drk
SHIFT Y (PL) lO+<T[
{GaQV -t
!! Retro Reflector 2 S[TJ{ L(
TILT_WAVES=2 !! Tilt in waves + UK" .
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees #&@qmps(T
F^],p|4f
SURFACE ) OqQz7'
PLANE Z 0 ELLIPSE 2@(30) ")q {>tV
OBJECT 'RETRO2_FRONT' pvz*(u
INTERFACE COAT REFLECT AIR SCHOTT_BK7 5> XrNc91
FACETS 4 4 O\5*p =v
REDEFINE COLOR 1 No\H
QQ
SHIFT Z (PL) YzcuS/~x
ROTATE X (TILT) a?+Ni| +
A~vZ}?*M
!! DETECTOR ! ~' \Ey
SURFACE dh7PpuN{
PLANE Z 0 RECT 2@(DIA) cU y,q]PO
OBJECT 'DETECTOR' ^ ExA
INTERFACE COAT ABSORB AIR SCHOTT_BK7 bw@Dc T&,
FACETS 4 4 $RQ7rL3g{
REDEFINE COLOR 1 "EoC7
1
ROTATE X 90 5(/ 5$u
!!ROTATE Z 45 N.J;/!%!
SHIFT Y -(PL) @17hB h
C ? n3J
!! Verify Geometry C qXD z
WINDOW Y Z iL-I#"qT,
PLOT FACETS 7 7 OVERLAY 23/!k}G"
\ B~9Ue!
!! Define source LhZWK^!{S
PARABASAL 4 q%4l!gzF3
BEAMS COHERENT DIFFRACT #5?Q{ORN o
WAVELENGTH 6328 ANGSTROMS jaf q(t
WIDTHS 1.6 &gkGH<oaX
8gap _qTo
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 GHHErXT\a
SOURCE DIRECTION Z 0 0 e75 k-
o7feH 6Sh
TRACE PLOT COLOR 2 `Z{kJMS
$VIEW @!\ g+z_"
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PIXELS 101 PN{l)&K2.
CONSIDER ONLY DETECTOR oZ O 6J-ea
SPREAD NORMAL hFw\uETu
WINDOW Z -2@(DIA/2) X -2@(DIA/2) \lK iUy/
WINDOW 1.2 !! Enlarge by 20% a;Ic !:L
SPREAD NORMAL W {Cc w q
;lST@>
DISPLAY 4z-sR/ d
PICTURE P'#m1ntxQ
RETURN ? ~rF3M.=|
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