| 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 %~rEJB@{
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这边有一个Michelson Interferometer, B#K gU&Loo
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, jqUVERbc
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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, ]RVu[k8
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但我这里无法看到, &l(T},-X
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请问该如何处理呢, <)qa{,GX\
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下面是程式 Vt`4u5HG
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--------------------------------------------------------------- SN6 QX!3
SYSTEM NEW E=NjW O
RESET rH}|~
;jP sS^X
UNITS CENTIMETERS d$ouH%^cGu
WAVELENGTH 632.8 NANOMETERS * #yF`_p
pb!2G/,.[
WL=632.8E-7 Fh~9(Y#
PI=4*ATAN(1) p=+Y7NE)
1k[_DQ=^l1
COATING PROPERTIES ,!=
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0.0 0.0 'ABSORB' D*l(p5[
0.0 1.0 'TRANSMIT' P`tOL#UeZL
1.0 0.0 'REFLECT' X5WA-s(?0
0.5 0.5 'BEAM_SPLITTER' Y3~Uz#`SU
E|=x+M1sH
PL=100 !! Path length snbXAx1L
DIA=50 !! Diameter $tlBI:ay1
-J v,#Z3
SURFACE Ey@^gHku\
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 2;)IBvK
OBJECT 'PELLICLE' 5Tn <
INTERFACE COATING "BEAM_SPLITTER" AIR AIR ,Yag! i>;
FACETS 4 4 # X (2
REDEFINE COLOR 1 "8QRYV~Z
ROTATE X 45 3 M#x)cW
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!! Retro Reflector 1 Zpd-ob
SURFACE ; _%zf5;'
PLANE Z 0 ELLIPSE 2@(DIA/2) 8\J$\Edv
OBJECT 'RETRO1_FRONT' P@y)K!{Nk
INTERFACE COAT REFLECT AIR SCHOTT_BK7 GcM1*)$ 4
FACETS 4 4 h ;=~%2Y
REDEFINE COLOR 1 [8u9q.IZ
ROTATE X -90 "rdpA[>L
SHIFT Y (PL) :6n4i$
WUS%4LL(
!! Retro Reflector 2 FQ ek+[ox
TILT_WAVES=2 !! Tilt in waves |AvPg
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees le:}M M
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SURFACE Xl=RaV^X"
PLANE Z 0 ELLIPSE 2@(30) gX "
OBJECT 'RETRO2_FRONT' IlJ"t` Z9)
INTERFACE COAT REFLECT AIR SCHOTT_BK7 VjM/'V5
FACETS 4 4 'c~SE>
REDEFINE COLOR 1 k;qS1[a
SHIFT Z (PL) h<L_ =)lH
ROTATE X (TILT) (
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hUpour
|b
!! DETECTOR 2UQF:R?LQ
SURFACE s<*+=aIfu
PLANE Z 0 RECT 2@(DIA) \LUW?@gLa
OBJECT 'DETECTOR' u.E>d9
INTERFACE COAT ABSORB AIR SCHOTT_BK7 0}GO$%l
FACETS 4 4 -.Wwo(4
REDEFINE COLOR 1 g Cp`J(2v:
ROTATE X 90 1PVZGZxAgv
!!ROTATE Z 45 ,wf_o%'eW
SHIFT Y -(PL) <hzHrx'o{
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*qI
!! Verify Geometry eNfH9l2k
WINDOW Y Z PE.UNo>o
PLOT FACETS 7 7 OVERLAY @l3&vt2=J
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!! Define source rvx2{1}I
PARABASAL 4 7! qeIz
BEAMS COHERENT DIFFRACT qKSR5 #
WAVELENGTH 6328 ANGSTROMS p$F` 9_bZ
WIDTHS 1.6 e'~Qe_
H/t0#
GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 H-t$A, [
SOURCE DIRECTION Z 0 0 }<kl3{)
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TRACE PLOT COLOR 2 XN-1`5:4I
$VIEW j7d^g a- `
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J2
PIXELS 101 C w^iA
U
CONSIDER ONLY DETECTOR ' h ?
SPREAD NORMAL ,&Zp^
WINDOW Z -2@(DIA/2) X -2@(DIA/2) 6r^Z MW
WINDOW 1.2 !! Enlarge by 20% krGI E}5
SPREAD NORMAL T6SYXQd>.
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DISPLAY y l*%P3m|
PICTURE ;+DMv5A "
RETURN A99 ;bf}"
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