| 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 Y#7sDd!N|
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这边有一个Michelson Interferometer, oR[-F+__
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, ecvQEK2L
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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, o@2Y 98~Q}
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但我这里无法看到, %/. yGAPkx
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请问该如何处理呢, iewwL7
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下面是程式 H'a6]
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SYSTEM NEW 9w!PA-) L
RESET F a0Fl}L
pd dumbp
UNITS CENTIMETERS bt' lT
WAVELENGTH 632.8 NANOMETERS F e1^9ja
0g'MF S
WL=632.8E-7 rczwxWK
PI=4*ATAN(1) UX24*0`\~
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COATING PROPERTIES @+>t]jyz
0.0 0.0 'ABSORB' U+G8Hs/y
0.0 1.0 'TRANSMIT' fA)4'7UT
1.0 0.0 'REFLECT' Yij_'0 vZ
0.5 0.5 'BEAM_SPLITTER' xey?.2K1A
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PL=100 !! Path length }xJ!0<B s
DIA=50 !! Diameter q|_ C j]{
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SURFACE L"L a|
PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 |Hv8GT
OBJECT 'PELLICLE' @NYlVk2
INTERFACE COATING "BEAM_SPLITTER" AIR AIR QE6L_\l
FACETS 4 4 1`2lq~=GV
REDEFINE COLOR 1 $Yj4&Two<
ROTATE X 45 \iH\N/
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!! Retro Reflector 1 _N" c,P0
SURFACE _| >bOI
PLANE Z 0 ELLIPSE 2@(DIA/2) |! cM_&
OBJECT 'RETRO1_FRONT' @4wN-T+1
INTERFACE COAT REFLECT AIR SCHOTT_BK7 ,-V7~g M%}
FACETS 4 4 pnGDM)H7
REDEFINE COLOR 1 ^o(C\\>{&
ROTATE X -90 /t04}+,e ^
SHIFT Y (PL) P G*FIRDb
pAH 9
!! Retro Reflector 2 -^,wQW:o)
TILT_WAVES=2 !! Tilt in waves |#5_VEG
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI !! Tilt in degrees p W5PF)([
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SURFACE l)qGG$7$
PLANE Z 0 ELLIPSE 2@(30) h5ZxxtGU
OBJECT 'RETRO2_FRONT' , QHn} 3fW
INTERFACE COAT REFLECT AIR SCHOTT_BK7 |dqvv
FACETS 4 4 8Og)(BC
REDEFINE COLOR 1 7J$ Yd976
SHIFT Z (PL) Iq(;?_
ROTATE X (TILT) C<hb{$@
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!! DETECTOR MKr:a]-'f~
SURFACE ) q'~<QxI\
PLANE Z 0 RECT 2@(DIA) D;OR?NdgvW
OBJECT 'DETECTOR' Z q> }SR
INTERFACE COAT ABSORB AIR SCHOTT_BK7 \:-N< [
FACETS 4 4 -u%'u~ s
REDEFINE COLOR 1 ii]'XBSVd
ROTATE X 90 -Q P&A >]7
!!ROTATE Z 45 \ / 6 m
SHIFT Y -(PL) P%xz"l i
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!! Verify Geometry 0 ;o v^]
WINDOW Y Z 7`6JK
PLOT FACETS 7 7 OVERLAY M)!:o/!c S
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!! Define source 1" >]w2je:
PARABASAL 4 YP vg(T
BEAMS COHERENT DIFFRACT =AJ I3 'x
WAVELENGTH 6328 ANGSTROMS zVs|go>F
WIDTHS 1.6 S+C^7# lT
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GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 dSBW&-p
SOURCE DIRECTION Z 0 0 :}18G}B
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TRACE PLOT COLOR 2 v`$9;9
$VIEW zorT Z #5
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PIXELS 101 ?$^qcpJCp
CONSIDER ONLY DETECTOR ~f2zMTI|
SPREAD NORMAL E$[\Fk}S
WINDOW Z -2@(DIA/2) X -2@(DIA/2) -zVa[ &
WINDOW 1.2 !! Enlarge by 20% 9{ bzxM
SPREAD NORMAL 8EPV\M1%
hexq]' R
DISPLAY K/u`W z ~A
PICTURE 'go jP
RETURN EhybaRy;C
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