试着做了个三片型的照相物镜,根据郁道银老师编写的《光学工程》进行理论计算,焦点的位置在91.7407.模型建立后用ASAP进行仿真,采用FOCUS命令得出焦点最佳位置为99.65395,仿真结果和理论结果差别有点大,不知道什么原因,大家共同分析下,找下原因所在。代码如下: F2IC$:e
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SYSTEM NEW >j50
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RESET ^Sy^+=wK3
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UNITS UM XVQL.A7
WAVELENGTH 0.85 UM O.*jR`l
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R1=26.67 <9ma(PFa
R2=189.67 C
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R3=-49.66 EfKM*;A
R4=25.47 IWAj Mwo
R5=72.11 p QluGIX0V
R6=-35.00 &&X$d!V
D1=5.2 \Y*!f|=of
D2=7.95 p1Q/g Il
D3=1.6 r2RBrZ@1
D4=6.7 !L4dUMo
D5=2.8 6 -]>]Hr-
T=R2+D1-R1 +.w[6
BT=.8 oG!6}5
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Y3=(R6^2-(R6+D5)^2)/(2*(-R6)+2*(-R6+D5)) Q"A_bdg5
W3=SQRT(R6^2-(R6+Y3)^2) csYy7uzi
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) Y|mW.
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R=SQRT(R2^2-L^2) Q-[3j
D_DIS=49.93822 nt7|f,_J
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MEDIA W:WQaF`2x
1.6140 'M1' !6lOIgn
1.6745 'M2' {Jrf/p9w
1.6140 'M3' > 84e`aGE
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COATING PROPERTIES oWI!u 5
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SURFACE nh<Z1tMU
OPTICAL Z 0 (R1) 0 ELLIPSE (R) (R) JRq3>P
OBJECT 'F' 012Lwd
INTERFACE COATING T M1 AIR C#0brCQq3
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SURFACE x.ba|:5
OPTICAL Z (D1) (R2) 0 ELLIPSE (R) (R) fTcY"A,2
OBJECT 'B' ?H`j>]%&
INTERFACE COATING T M1 AIR {#N%Bq}
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SURFACE $(3uOsy
OPTICAL Z (D1+D2) (R3) 0 ELLIPSE (R*BT) (R*BT) >Co)2d]
OBJECT 'F2' s'TY[
INTERFACE COATING T M2 AIR !~)90Z!
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SURFACE SnW7 x
OPTICAL Z (D1+D2+D3) (R4) 0 ELLIPSE (R*BT) (R*BT) 88+
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OBJECT 'B2' L"^OdpOs
INTERFACE COATING T M2 AIR Ls1B\Aw _
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SURFACE 6x/s|RWL1
TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) L!,d"wuD
OBJECT 'FB2' ?pqU3-knH
INTERFACE COATING D M2 AIR 0'`S,
BOUNDS -.2 +.3 a$}NW.
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SURFACE t!jYu<P
OPTICAL Z (D1+D2+D3+D4) (R5) 0 ELLIPSE (W3) (W3) ~g7m3
OBJECT 'F3' J#''q"rZ
INTERFACE COATING T M3 AIR B)M&\:
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SURFACE TdFT];:
OPTICAL Z (D1+D2+D3+D4+D5) (R6) 0 ELLIPSE (W3) (W3) P6.!3%y
OBJECT 'B3' U7h(-dV
INTERFACE COATING T M3 AIR <UT>PCNG
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SURFACE QD$Gw-U-l=
TUBE Z (D1+D2+D3+D4) (W3) (W3) (D1+D2+D3+D4+D5) (W3) (W3)
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OBJECT 'FB3' GJ,aRI
INTERFACE COATING D M3 AIR g5Hr7Km
BOUNDS -.2 +.3 FqZgdmwR
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SURFACE dxCPV6 XI
PLANE Z (D_DIS) ELLIPSE 20 n'M>xq_
OBJECT 'DET' cS(;Qs]Q
INTERFACE COATING D AIR AIR cDIBDC
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GRID ELLIPSE Z -2 -4@10 10 10 g*J@[y;
SOURCE DIR 0 0 1 id?E)Jy
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WINDOW Y Z JNi=`X&A
PLOT FACETS OVERLAY RgZOt[!.
TRACE PLOT ^_W40/c3
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CONSIDER ONLY DET R/~,i;d>
FOCUS