| 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 BNKo6:wy
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这边有一个Michelson Interferometer, x2IU PM
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, 2
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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, `] dx%
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但我这里无法看到, YPJx/@Z`
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请问该如何处理呢, ~[/c'3+4qn
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下面是程式 @ke})0 `5
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--------------------------------------------------------------- k2,oyUT=S
SYSTEM NEW `0WA!(W
RESET e. Q K%
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UNITS CENTIMETERS 1AkHig,
WAVELENGTH 632.8 NANOMETERS `h{mj|~
$Aoqtz d\
WL=632.8E-7 1^"aR#
PI=4*ATAN(1) 0-; P&m!!
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COATING PROPERTIES v+_Y72h*a
0.0 0.0 'ABSORB' # yRA. ;
0.0 1.0 'TRANSMIT' %-p{?=:K
1.0 0.0 'REFLECT' F0^~YYRJV
0.5 0.5 'BEAM_SPLITTER' sT stc+w
w\;9 &;;
PL=100 !! Path length m~IWazj;A
DIA=50 !! Diameter }Z$G=;3#
ex!w Y
SURFACE >xMhA`l
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 y sn[-l#
OBJECT 'PELLICLE' !!X9mI|2|
INTERFACE COATING "BEAM_SPLITTER" AIR AIR "?(Fb_}i
FACETS 4 4 ITY!=>S-
REDEFINE COLOR 1 v?"ee&Y6
ROTATE X 45 2o}G<7r
_N #3lU?
!! Retro Reflector 1 l*MUDT@M8\
SURFACE Gqb-3n gH
PLANE Z 0 ELLIPSE 2@(DIA/2) 9n AK6$/
OBJECT 'RETRO1_FRONT' T@.m^|~
INTERFACE COAT REFLECT AIR SCHOTT_BK7 V~"d`j
FACETS 4 4 U$J_:~
REDEFINE COLOR 1 &fhurzzAm
ROTATE X -90 >w# 3fTJ
SHIFT Y (PL) dnc!=Z89
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Y}
!! Retro Reflector 2 [ |O6n"'
TILT_WAVES=2 !! Tilt in waves 1gK3= Y s
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees 4$w-A-\ t
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SURFACE i4C b&h^
PLANE Z 0 ELLIPSE 2@(30) `%I{l
OBJECT 'RETRO2_FRONT' w[[@&T\`
INTERFACE COAT REFLECT AIR SCHOTT_BK7 zd]L9 _
FACETS 4 4 yk6UuI^/
REDEFINE COLOR 1 g' U^fN
SHIFT Z (PL) ri V/wN9C
ROTATE X (TILT) W G r\R
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!! DETECTOR !h(0b*FUJ
SURFACE +ANIm^@
PLANE Z 0 RECT 2@(DIA) = +\ oL!^
OBJECT 'DETECTOR' y+x>{!pw
INTERFACE COAT ABSORB AIR SCHOTT_BK7 >{=RQgGy
FACETS 4 4 rmoEc]kt]
REDEFINE COLOR 1 )yAPYC
ROTATE X 90 R6.#gb8^oS
!!ROTATE Z 45 jM<Ihmh|
SHIFT Y -(PL) WX"M_=lc-@
2b` M(QL
!! Verify Geometry ," R_ve
WINDOW Y Z FJiP>S[]
PLOT FACETS 7 7 OVERLAY ts$UC $
/YR $#&N2
!! Define source oIgj)AY<
PARABASAL 4 dPX>A4wp
BEAMS COHERENT DIFFRACT 0R%58, R
WAVELENGTH 6328 ANGSTROMS ,gD i)]
WIDTHS 1.6 E #]%e^
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GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 TC}u[kM
SOURCE DIRECTION Z 0 0 \H12~=p`B
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TRACE PLOT COLOR 2 O, 6!`\N D
$VIEW r\`m[Q
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PIXELS 101 |g+5rVbd
CONSIDER ONLY DETECTOR <3Cr CEPC
SPREAD NORMAL vBX r[XoC
WINDOW Z -2@(DIA/2) X -2@(DIA/2) g"f^YEQ_
WINDOW 1.2 !! Enlarge by 20% ,"ZlY}!Gn
SPREAD NORMAL (k45k/PAP
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DISPLAY Rgu^>
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PICTURE =c 4U%d2
RETURN mg]dK p
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