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: yxqTm%?y
SYSTEM NEW ^n
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RESET n:F@gZd`
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UNITS UM C:Vv!u
WAVELENGTH 0.85 UM cnbo+U
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R1=26.67 6ezcS}:+
R2=189.67 61G|?Aax
R3=-49.66 @sN^BX`z
R4=25.47 gEE9/\>%-
R5=72.11 B.El a
R6=-35.00 rYbCOazr
D1=5.2 CK=ARh#|
D2=7.95 0"4J"q]&
D3=1.6 $kv@tzO
D4=6.7 Rb?~ Rs\
D5=2.8 @#A!w;bz
T=R2+D1-R1 9g96 d-
BT=.8 j+nv=p
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Y3=(R6^2-(R6+D5)^2)/(2*(-R6)+2*(-R6+D5)) %
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W3=SQRT(R6^2-(R6+Y3)^2) D]jkR} t
® W3 &u("|O)w$
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) *]>])ms)
L=R2*THTA |ebvx?\
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R=SQRT(R2^2-L^2) p x0Sy|
D_DIS=49.93822 Xty#vI
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MEDIA db'K!M)
1.6140 'M1' BK*z 4m
1.6745 'M2' fwy"w
1.6140 'M3' YlrB@mE0n$
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COATING PROPERTIES 1!d)PK>1$
0 1 'T' S{-f$Q*
0 0 'D' =E!x~S;N
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SURFACE _Yy:s2I8B
OPTICAL Z 0 (R1) 0 ELLIPSE (R) (R) FZH-q!"^cK
OBJECT 'F' ,2ME2@OP
INTERFACE COATING T M1 AIR aTG[=)xL
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SURFACE <&6u]uKrW
OPTICAL Z (D1) (R2) 0 ELLIPSE (R) (R) h07eEg
OBJECT 'B' UP]1(S?
INTERFACE COATING T M1 AIR KXq_K:r?
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SURFACE jFG5)t<D
OPTICAL Z (D1+D2) (R3) 0 ELLIPSE (R*BT) (R*BT) (![t_r0
OBJECT 'F2' qF'~F`6
INTERFACE COATING T M2 AIR =q5@,wN^
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SURFACE nc&Jmo7
OPTICAL Z (D1+D2+D3) (R4) 0 ELLIPSE (R*BT) (R*BT) Qm; BUG]
OBJECT 'B2' M7vj^mt?
INTERFACE COATING T M2 AIR ~$Y|ca
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SURFACE &wb9_?ir-
TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) >D~w}z/fk
OBJECT 'FB2' gApz:K[l
INTERFACE COATING D M2 AIR n]v7V&mj\
BOUNDS -.2 +.3 =hGJAU
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SURFACE 2uL9.q
OPTICAL Z (D1+D2+D3+D4) (R5) 0 ELLIPSE (W3) (W3) &XtRLtgS
OBJECT 'F3' lV)G@l[1
INTERFACE COATING T M3 AIR ]-a{IWVN
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SURFACE &[~[~m|
OPTICAL Z (D1+D2+D3+D4+D5) (R6) 0 ELLIPSE (W3) (W3) s/h7G}Mu
OBJECT 'B3' : u-.T.zZl
INTERFACE COATING T M3 AIR 3S;N(A4
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SURFACE a_{6Qdl
TUBE Z (D1+D2+D3+D4) (W3) (W3) (D1+D2+D3+D4+D5) (W3) (W3) /PW&$P1.]"
OBJECT 'FB3' 'evv,Q{87
INTERFACE COATING D M3 AIR 8lb-}=
BOUNDS -.2 +.3 n`.#59-Hx
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SURFACE N5!&~~
PLANE Z (D_DIS) ELLIPSE 20 )*D'csGc
OBJECT 'DET' lkwh'@s.
INTERFACE COATING D AIR AIR v ):V
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GRID ELLIPSE Z -2 -4@10 10 10 Ag6uR(uI
SOURCE DIR 0 0 1 n| C|&
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WINDOW Y Z * <q4S(l
PLOT FACETS OVERLAY ve-8*Xa
TRACE PLOT q~O>a0f0
w+=Q6]FxJ
CONSIDER ONLY DET 8W,*eke?
FOCUS