| 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 |"H 2'L$
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这边有一个Michelson Interferometer, <v"o+
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, N<EVs.7
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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, 8~=*\
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但我这里无法看到, Jh[0xb
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请问该如何处理呢, ^0VL](bD>
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下面是程式 0.aXg "
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--------------------------------------------------------------- 8*ZsR)!
SYSTEM NEW ^?z% f_r i
RESET Cj5mM[:s
O*yxOb*
UNITS CENTIMETERS Iv`I JQH>
WAVELENGTH 632.8 NANOMETERS 50UdY9E_v}
`:/'")+@v
WL=632.8E-7 18g_v"6o
PI=4*ATAN(1) h8rW"8Th
:t?B)
COATING PROPERTIES %>_[b,
0.0 0.0 'ABSORB' :1v,QEb\
0.0 1.0 'TRANSMIT' |dRVSVN
1.0 0.0 'REFLECT' p [ O6
0.5 0.5 'BEAM_SPLITTER' JJ.8V72;!Z
)7q$PcY
PL=100 !! Path length 7Z-j'pq
DIA=50 !! Diameter 5>532X(0
K g@'mG
SURFACE qHtQ 4_Zn;
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 J0G@]H
OBJECT 'PELLICLE' ]5!3|UYS
INTERFACE COATING "BEAM_SPLITTER" AIR AIR VK}4 <u
FACETS 4 4 gY}In+S
REDEFINE COLOR 1 @SQsEq+A?\
ROTATE X 45 gLiJ&H
Lp` .fn8Ln
!! Retro Reflector 1 A2
l?F
SURFACE s.3"2waZ=T
PLANE Z 0 ELLIPSE 2@(DIA/2) 3^xUN|.F*V
OBJECT 'RETRO1_FRONT' t;O)
INTERFACE COAT REFLECT AIR SCHOTT_BK7 9u= A:n\
FACETS 4 4 rb?7i&-
REDEFINE COLOR 1 ^BsT>VSH6
ROTATE X -90 <'y<8gpM
SHIFT Y (PL) q? ,PFvs"
;\MWxh,K
!! Retro Reflector 2 /Vlc8G
TILT_WAVES=2 !! Tilt in waves w,{h9f
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees X2w)J?pv
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9 82=
SURFACE 43=v2P0=Tj
PLANE Z 0 ELLIPSE 2@(30) uU
d"l,V
OBJECT 'RETRO2_FRONT' ]xC56 se
INTERFACE COAT REFLECT AIR SCHOTT_BK7 9#8vPjXW}.
FACETS 4 4 S zo'[/
[R
REDEFINE COLOR 1
F/Go q`
SHIFT Z (PL) .jrNi=BP*
ROTATE X (TILT) FW]tDGJOw
/A_:`MAZ
!! DETECTOR Z0gtliJ@
SURFACE U%3N=M
PLANE Z 0 RECT 2@(DIA) {kpad(E
OBJECT 'DETECTOR' =NB[jQ :(
INTERFACE COAT ABSORB AIR SCHOTT_BK7 84ij4ZYe
FACETS 4 4 +VwQ=[y]
REDEFINE COLOR 1 #UGSn:D<i
ROTATE X 90 mc{z
!!ROTATE Z 45 c3]t"TA,
SHIFT Y -(PL) '%$Vmf)=
r@G*Fx8Z
!! Verify Geometry !Tzo &G
WINDOW Y Z g*k)ws
PLOT FACETS 7 7 OVERLAY T igw+2
tE*BZXBlm
!! Define source ax@H^Gj@2
PARABASAL 4 S^O9}<2g
BEAMS COHERENT DIFFRACT `}X3f#eO&
WAVELENGTH 6328 ANGSTROMS |)x7qy`
WIDTHS 1.6 ^eW<-n@^
!do` OEQKR
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 dsTX?E<R
SOURCE DIRECTION Z 0 0
CKAd\L
Vl.,e1 )6
TRACE PLOT COLOR 2 C'R9Nn'
$VIEW wAh]C;+ {
}[+uHR6L
PIXELS 101 z/t|'8f
CONSIDER ONLY DETECTOR -()WTdIy
SPREAD NORMAL 96WzgHPWo
WINDOW Z -2@(DIA/2) X -2@(DIA/2) .Fb#j+Lq
WINDOW 1.2 !! Enlarge by 20% OqtGKda
SPREAD NORMAL J4bP(=w!
v h,(]t
DISPLAY D4%J!L<P
PICTURE ;"dX ]":
RETURN o78 u>O y
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