| 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 q&jZmr
: 60PO
这边有一个Michelson Interferometer, 45/f}kvy
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, %+gze|J
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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, |rW}s+Kcr
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但我这里无法看到, |A' 8 'z&q
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请问该如何处理呢, `q7I;w+g
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下面是程式 |WXu;uf$.u
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--------------------------------------------------------------- &m>`+uVBP
SYSTEM NEW &oTSff>p}
RESET 7<IrN\@U
k L*Q})
UNITS CENTIMETERS p'KU!I }
WAVELENGTH 632.8 NANOMETERS (}4t j4d
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WL=632.8E-7 [p}J=1S
PI=4*ATAN(1) 8@6:UR.)
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COATING PROPERTIES hrU.QF8
0.0 0.0 'ABSORB' nHD4J;l
0.0 1.0 'TRANSMIT' Z=8 25[p
1.0 0.0 'REFLECT' %
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0.5 0.5 'BEAM_SPLITTER' <G 2;nvRr
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PL=100 !! Path length LNXhzW
DIA=50 !! Diameter vB/M nEKR
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SURFACE [m3G%PO@Da
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 +c}fDrr)
OBJECT 'PELLICLE' 4x tbP\=
INTERFACE COATING "BEAM_SPLITTER" AIR AIR }`f%"Z
FACETS 4 4 g3LAi#m
REDEFINE COLOR 1 ^B?{X|U37
ROTATE X 45 aWOApXJ
jTSw 0\}
!! Retro Reflector 1 /}#z/m@bN
SURFACE hd/5*C{s
PLANE Z 0 ELLIPSE 2@(DIA/2) %9{4g->
OBJECT 'RETRO1_FRONT' "LP4)hr_`
INTERFACE COAT REFLECT AIR SCHOTT_BK7 Wj.)wr!
FACETS 4 4 c{|soc[#
REDEFINE COLOR 1 ^L]+e
ROTATE X -90 F~W*"i+EZ
SHIFT Y (PL) a(d'iAU8^
H'?Bx>X
!! Retro Reflector 2
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TILT_WAVES=2 !! Tilt in waves fJc,KZy
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees s67$tlV
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SURFACE 5T8X2fS:
PLANE Z 0 ELLIPSE 2@(30) @_1$
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OBJECT 'RETRO2_FRONT' 5 xTm ]
INTERFACE COAT REFLECT AIR SCHOTT_BK7 p_B,7@Jl
FACETS 4 4 c)iQ3_&=
REDEFINE COLOR 1 7lR(6ka&/
SHIFT Z (PL) 8{%/!ylJz
ROTATE X (TILT) t8]u#bx"?
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!! DETECTOR RTLu]Bry
SURFACE h^x7[qe
PLANE Z 0 RECT 2@(DIA) u W Q`
OBJECT 'DETECTOR' \m5:~,p=
INTERFACE COAT ABSORB AIR SCHOTT_BK7 MT%ky
FACETS 4 4 W%0 -SR
REDEFINE COLOR 1 2r PKZ|
ROTATE X 90 /YUf(' b
!!ROTATE Z 45 d@,q6R}!MP
SHIFT Y -(PL) aH'^`] '_=
(Clf]\_II
!! Verify Geometry ~NU~jmT2
WINDOW Y Z f= } u;^
PLOT FACETS 7 7 OVERLAY '~3( s?B
\ E[0KvN;O
!! Define source c7 wza/r>
PARABASAL 4 =E4nNL?
BEAMS COHERENT DIFFRACT iO<O2A. F
WAVELENGTH 6328 ANGSTROMS /x rt,M@
WIDTHS 1.6 sE>'~ +1_O
,2 &'8:B
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 ^C<dr}8
SOURCE DIRECTION Z 0 0 -lb} }z+/
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TRACE PLOT COLOR 2 xv4nYm9
$VIEW .(1=iL_3e
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PIXELS 101 e<iTU?eJM
CONSIDER ONLY DETECTOR g.F{yX]
SPREAD NORMAL ~aA+L-s|
WINDOW Z -2@(DIA/2) X -2@(DIA/2) Haq 23 K
WINDOW 1.2 !! Enlarge by 20% f 4!^0%l
SPREAD NORMAL ,!sAr;Rk`
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DISPLAY * $ ^M E
PICTURE mI0| lp 1$
RETURN a` /[\ K6
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