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: N@#,Y nPI
SYSTEM NEW vdIert?p
RESET )lZoXt_3
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UNITS UM :i9=Wj
WAVELENGTH 0.85 UM 0PD=/fh[
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R1=26.67 l0w<NZF
R2=189.67 IhjZ{oV/@
R3=-49.66 hN^,'O
R4=25.47 z_8lf_N
R5=72.11 PC!g?6J
R6=-35.00 lG5KZ[/Or
D1=5.2 b.j$Gna>Q
D2=7.95 /b7]NC%
D3=1.6 s[bQO1g;*
D4=6.7 J'C9}7G
D5=2.8 = glF6a
T=R2+D1-R1 b/"gUYo
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W3=SQRT(R6^2-(R6+Y3)^2) rS8}(lf
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) zfw=U
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R=SQRT(R2^2-L^2) !oa/\p
D_DIS=49.93822 F0kdwN4;
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1.6140 'M1' E#R1
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OPTICAL Z 0 (R1) 0 ELLIPSE (R) (R) L*OG2liJ
OBJECT 'F' `S+n,,l
INTERFACE COATING T M1 AIR 1-$+@Xl
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SURFACE :{
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OPTICAL Z (D1) (R2) 0 ELLIPSE (R) (R) 5"y)<VLJX
OBJECT 'B' T+q5~~\d
INTERFACE COATING T M1 AIR zs6rd83#
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OPTICAL Z (D1+D2) (R3) 0 ELLIPSE (R*BT) (R*BT) aLl=L_
OBJECT 'F2' =ld!=II
INTERFACE COATING T M2 AIR nDcH;_<;9a
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SURFACE 7 0PGbAD
OPTICAL Z (D1+D2+D3) (R4) 0 ELLIPSE (R*BT) (R*BT) a6@k*9D>
OBJECT 'B2' "~S2XcR[ E
INTERFACE COATING T M2 AIR BiDyr
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SURFACE \H&;.??W
TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) Lr9E02
OBJECT 'FB2' k!bG![Ie|
INTERFACE COATING D M2 AIR I@5$ <SN
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OPTICAL Z (D1+D2+D3+D4) (R5) 0 ELLIPSE (W3) (W3) *pDS%,$xe
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INTERFACE COATING T M3 AIR #l h'
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OPTICAL Z (D1+D2+D3+D4+D5) (R6) 0 ELLIPSE (W3) (W3) Khl0 ~
OBJECT 'B3' 2I|lY>Z
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SURFACE @-Y,9mM
TUBE Z (D1+D2+D3+D4) (W3) (W3) (D1+D2+D3+D4+D5) (W3) (W3) re,}}'
OBJECT 'FB3' 9R">l5u
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PLANE Z (D_DIS) ELLIPSE 20 4;@L#Pzt
OBJECT 'DET' r i)`e
INTERFACE COATING D AIR AIR ZmycK:f
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GRID ELLIPSE Z -2 -4@10 10 10 -knP5"TB
SOURCE DIR 0 0 1 8Q"1I7U
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WINDOW Y Z 11k}Ly
PLOT FACETS OVERLAY +~*e B
TRACE PLOT F>5b[q6~4
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CONSIDER ONLY DET g7lPQ_A*
FOCUS