| 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 WU `
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这边有一个Michelson Interferometer, P+sW[:
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, B6 ; |f'e!
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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, $PPi5f}HD
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但我这里无法看到, }.(B}/$u
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请问该如何处理呢, "sCRdx]_
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下面是程式 e *C(q~PQ
#!#
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--------------------------------------------------------------- J8(lIk :e
SYSTEM NEW '<<t]kK[N
RESET {P./==^0
jr. "I+
UNITS CENTIMETERS 3$R1ipb
WAVELENGTH 632.8 NANOMETERS P @B]
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4+5\X
WL=632.8E-7 )akoa,#%6c
PI=4*ATAN(1) {tZ.v@
Kc-W&?~y#1
COATING PROPERTIES t*u:hex
0.0 0.0 'ABSORB' q9_OGd|P
0.0 1.0 'TRANSMIT' 4VSU8tK|N]
1.0 0.0 'REFLECT' \b x$i*
0.5 0.5 'BEAM_SPLITTER' "+s++@
z
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PL=100 !! Path length oc`H}Wvn
DIA=50 !! Diameter
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SURFACE da(<K}
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 Q
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OBJECT 'PELLICLE' T8g$uFo
INTERFACE COATING "BEAM_SPLITTER" AIR AIR z:*|a +c y
FACETS 4 4 uXvtfc
REDEFINE COLOR 1 =,M5KDk`
ROTATE X 45 25?6gu*Z
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!! Retro Reflector 1 ga +dt
SURFACE VPo".BvG6
PLANE Z 0 ELLIPSE 2@(DIA/2) S1_RjMbYM
OBJECT 'RETRO1_FRONT' N6:`/f+A>T
INTERFACE COAT REFLECT AIR SCHOTT_BK7 (<9u-HF#
FACETS 4 4 fHFE){
REDEFINE COLOR 1 *2l7f` K
ROTATE X -90 77Dn97l)&
SHIFT Y (PL) %ET+iIhK
4WB0Pt{
!! Retro Reflector 2 <5051U Eu
TILT_WAVES=2 !! Tilt in waves ]/v[8dS(l
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees oEv 'dQ9
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SURFACE mfr| :i
PLANE Z 0 ELLIPSE 2@(30) guR/\z$D@C
OBJECT 'RETRO2_FRONT' =s6 opL)
INTERFACE COAT REFLECT AIR SCHOTT_BK7 Z`i(qCAd(
FACETS 4 4 > (<f 0
REDEFINE COLOR 1 ob]w;"
SHIFT Z (PL) R|(a@sL
ROTATE X (TILT) \ FaP|28h
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!! DETECTOR e0 ecD3
SURFACE >t+P (*u
PLANE Z 0 RECT 2@(DIA) p_4<6{KEt
OBJECT 'DETECTOR' : A;RH
INTERFACE COAT ABSORB AIR SCHOTT_BK7 R;LP:,)
FACETS 4 4 a<e[e>
REDEFINE COLOR 1 ]S EZaT
ROTATE X 90 #'`{Qv0,
!!ROTATE Z 45 ; _=&-mz
SHIFT Y -(PL) d'> x(Y i
Q>z8IlJ}
!! Verify Geometry V7/Rby Q
WINDOW Y Z yHaGkm
PLOT FACETS 7 7 OVERLAY PA*5Bk="q
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!! Define source \;Weizq5
PARABASAL 4 E U#^7
BEAMS COHERENT DIFFRACT (9)Q ' 'S
WAVELENGTH 6328 ANGSTROMS 6S #Cl>v
WIDTHS 1.6 l[J8!u2Xp
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GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 zbiL P83
SOURCE DIRECTION Z 0 0 LzL
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TRACE PLOT COLOR 2 a+QpM*n7Lq
$VIEW !)$Zp\Sg
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PIXELS 101 i
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CONSIDER ONLY DETECTOR %TqC/c
SPREAD NORMAL ]M3 yLYK/P
WINDOW Z -2@(DIA/2) X -2@(DIA/2) iy"*5<;*DD
WINDOW 1.2 !! Enlarge by 20% '+
? X
SPREAD NORMAL L/[K"
:T~ [
DISPLAY HaYo!.(Fv
PICTURE Q2> gU#
RETURN Wp,R ^d
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