[求助]要如何使用倾斜的detector看到不同周期的干涉条纹 [复制链接]

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要如何使用倾斜的detector看到不同周期的干涉条纹 <@*mFq0,  
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这边有一个Michelson Interferometer, ip>dHj z  
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我试着调整DETECTOR的角度, 但它记录到的影像都一样, s
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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, 0QC*Z (  
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但我这里无法看到, aOYd"S}u  
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请问该如何处理呢, 2"__jp:(  
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下面是程式 7/*;rT  
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--------------------------------------------------------------- U#F(#3/  
SYSTEM NEW |0qk  
RESET *ac#wEd  
2lp.Td`{  
UNITS CENTIMETERS //LXbP3/  
WAVELENGTH 632.8 NANOMETERS >F-J}P  
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WL=632.8E-7 :A[bqRqe  
PI=4*ATAN(1) n]j(tP  
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COATING PROPERTIES A<TJ3Jp]  
  0.0  0.0  'ABSORB' }kOhwT8sI  
  0.0  1.0  'TRANSMIT' G&uj}rj  
  1.0  0.0  'REFLECT' nI
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  0.5  0.5  'BEAM_SPLITTER' CJu;X[6  
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PL=100  !! Path length p!Gf^  
DIA=50  !! Diameter \C<rg|  
D!Gm9Pa}  
SURFACE Q'|cOQX  
  PLANE Z 0 ELLIPSE (DIA/2) (1.414*DIA/2) 0 0 0 6B+ @76wH  
  OBJECT 'PELLICLE' fptW#_V2  
    INTERFACE COATING "BEAM_SPLITTER" AIR AIR !Uj !Oy  
    FACETS 4 4 oOUVU}H  
    REDEFINE COLOR 1 2j"%}&  
    ROTATE X 45 n]o+KT\  
*|=&MU*+  
!! Retro Reflector 1 k~vmHb
 
SURFACE L>L4%?  
  PLANE Z 0 ELLIPSE 2@(DIA/2) d3{Zhn@  
  OBJECT 'RETRO1_FRONT' Y]Fq)-  
    INTERFACE COAT REFLECT AIR SCHOTT_BK7 $ o t"Du  
    FACETS 4 4 d&ZwVF!  
    REDEFINE COLOR 1 H@ w6.[#  
    ROTATE X -90 w}(xs)`num  
    SHIFT Y (PL) @DUdgPA  
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!! Retro Reflector 2 3>jz3>v@  
TILT_WAVES=2  !! Tilt in waves 6Nl$&jL  
TILT=(TILT_WAVES*WL/(DIA/2))*180/PI  !! Tilt in degrees *U8#'Uan  
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SURFACE h)<42Y  
  PLANE Z 0 ELLIPSE 2@(30) 4p-$5Fk8}  
  OBJECT 'RETRO2_FRONT' X
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    INTERFACE COAT REFLECT AIR SCHOTT_BK7 JPpYT~4  
    FACETS 4 4 4kz8U  
    REDEFINE COLOR 1 |Ji?p>\~  
    SHIFT Z (PL) T.|0;Eb  
    ROTATE X (TILT) H?~u%b@   
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!! DETECTOR ~/#?OLj(T  
SURFACE B{K'"uC  
  PLANE Z 0 RECT 2@(DIA) CTI(Kh+  
  OBJECT 'DETECTOR' K9P"ncMt  
    INTERFACE COAT ABSORB AIR SCHOTT_BK7 pIrAGA;  
    FACETS 4 4 P! 3$RO  
    REDEFINE COLOR 1 Pw7'6W1  
    ROTATE X 90 a-}%R  
    !!ROTATE Z 45 >3kR~:;  
    SHIFT Y -(PL) 'qP^MdoE%~  
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!! Verify Geometry yk5P/H)  
WINDOW Y Z 9D| FqU |  
PLOT FACETS 7 7 OVERLAY R5i8cjKZ?w  
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!! Define source ,-1$Vh@wM  
PARABASAL 4 ]_=HC5"  
BEAMS COHERENT DIFFRACT D4vmB
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WAVELENGTH 6328 ANGSTROMS 1Efl|lV  
WIDTHS 1.6 oy`m:X
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GRID ELLIPTIC Z -100 -4@(DIA/2) 2@11 0iE).Za0g  
  SOURCE DIRECTION Z 0 0 dSL %%  
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TRACE PLOT COLOR 2 2%<jYm#'z-  
$VIEW 0!VLPA:  
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PIXELS 101 RPX`2zr  
CONSIDER ONLY DETECTOR k1U~S`>$  
SPREAD NORMAL FKx9$B  
WINDOW Z -2@(DIA/2) X -2@(DIA/2) e-')SB  
WINDOW 1.2  !! Enlarge by 20% nSow$6T_  
SPREAD NORMAL a"DV`jn  
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DISPLAY 9j2I6lGQ  
  PICTURE vX/A9Qi,U.  
RETURN =c.q]/M