| 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 {`: !=
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这边有一个Michelson Interferometer, ,SBL~JJ
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, g7F>o76M
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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, c{[d@jt O
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但我这里无法看到, 6 ^p 6v
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请问该如何处理呢, 7 9Iz,_
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下面是程式 2c}kiqi{
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--------------------------------------------------------------- nQ mkDPjU
SYSTEM NEW K3jno+ U&
RESET I++!F,pB
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UNITS CENTIMETERS 2oN lQiE_
WAVELENGTH 632.8 NANOMETERS <1"6`24
|(w x6H:
WL=632.8E-7 'h:4 Fzo<
PI=4*ATAN(1) 3vy5JTCz~
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COATING PROPERTIES <#c2Hg%jh
0.0 0.0 'ABSORB' L-fAT'!'
0.0 1.0 'TRANSMIT' xH92=t-w
1.0 0.0 'REFLECT' A/'G .H
0.5 0.5 'BEAM_SPLITTER' Ou j5NL
]^s4NXf+
PL=100 !! Path length Tu x~4W
DIA=50 !! Diameter a+MC[aFr
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SURFACE Rq;R{a
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 r!(~Y
A
OBJECT 'PELLICLE' *FO']D
INTERFACE COATING "BEAM_SPLITTER" AIR AIR &We'omq
FACETS 4 4 \A':}<Rj
REDEFINE COLOR 1 g|W~0A@D
ROTATE X 45 \"n&|_SZ\
5t0$nKah]
!! Retro Reflector 1 }=wSfr9 g
SURFACE o'W &gk b9
PLANE Z 0 ELLIPSE 2@(DIA/2) ZM<1;!i
OBJECT 'RETRO1_FRONT' @~zhAU!
INTERFACE COAT REFLECT AIR SCHOTT_BK7 H>M0G L
FACETS 4 4 olh|.9Kdj}
REDEFINE COLOR 1 I 5
ROTATE X -90 wZ29/{,
SHIFT Y (PL) !DLIIKO78
_))_mxV{
!! Retro Reflector 2 w)hJ0k
TILT_WAVES=2 !! Tilt in waves lQ oa[#q
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees d!,V"*S
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SURFACE F+9|D
PLANE Z 0 ELLIPSE 2@(30) >&p_G0-
OBJECT 'RETRO2_FRONT' pp/Cn4"w
INTERFACE COAT REFLECT AIR SCHOTT_BK7 D *heYh
FACETS 4 4 w!%Bc]
REDEFINE COLOR 1 F7a\Luae
SHIFT Z (PL) AM\`v'I*6
ROTATE X (TILT) [S'ngQ"f`
AM,@BnEcuT
!! DETECTOR 5 '.j+{"
SURFACE Hz28L $
PLANE Z 0 RECT 2@(DIA) ln9U>*<
OBJECT 'DETECTOR' %WdA I,
INTERFACE COAT ABSORB AIR SCHOTT_BK7 Gu9Ap<>!
FACETS 4 4 D{\h Pv
REDEFINE COLOR 1 "c=\?
ROTATE X 90 pM.>u/=X
!!ROTATE Z 45 e> X& [\T
SHIFT Y -(PL) Q_]O[Kx
*S`&
X Pj
!! Verify Geometry 9^>nZ6
WINDOW Y Z 9tq X77UK
PLOT FACETS 7 7 OVERLAY kC6J @t)
Q;Xb-\\
!! Define source KTd4pW ?w
PARABASAL 4 L~CwL
BEAMS COHERENT DIFFRACT J!~?}Fq/z
WAVELENGTH 6328 ANGSTROMS O~Pb u[C
WIDTHS 1.6 D tt[a
x~Y]c"'D
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 ^ 0c:ro
SOURCE DIRECTION Z 0 0 d 6j '[
j 8 _WEjG
TRACE PLOT COLOR 2 u 6$fF=
$VIEW yIO oVi\m
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PIXELS 101 =; `+^
CONSIDER ONLY DETECTOR Ks7DoXCvE
SPREAD NORMAL vSX71
WINDOW Z -2@(DIA/2) X -2@(DIA/2) 4F^(3RKZ|
WINDOW 1.2 !! Enlarge by 20% rK 9X68)
SPREAD NORMAL ,FlF.p t
rs`H':a/
DISPLAY ~ f;d3dJ]/
PICTURE 0_J<=T?\"s
RETURN ,= .&
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