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: !YL|R[nDH|
SYSTEM NEW )n 1b
RESET }^WQNdws56
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UNITS UM R0y={\*B5k
WAVELENGTH 0.85 UM obRR))
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R1=26.67 O{a<f7 W
R2=189.67 / <WB%O
R3=-49.66 Etty{r}
R4=25.47 A_1cM#4
R5=72.11 Rk.YnA_J6
R6=-35.00 cVJ"^wgBt
D1=5.2 ')t
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D2=7.95 emOd<C1A
D3=1.6 Yu-e|:
D4=6.7 ![3#([>4>
D5=2.8 ]&\HAmOQS
T=R2+D1-R1 _x 'R8/
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) NR-d|`P;
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R=SQRT(R2^2-L^2) <uUQ-]QOIh
D_DIS=49.93822 84^'^nd
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OPTICAL Z 0 (R1) 0 ELLIPSE (R) (R) 3ny>5A!;2
OBJECT 'F' >c%OnA,3
INTERFACE COATING T M1 AIR exw~SvT3
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SURFACE 1oD,E!+^d
OPTICAL Z (D1) (R2) 0 ELLIPSE (R) (R) MTo<COp($
OBJECT 'B' 4Gs#_|!
INTERFACE COATING T M1 AIR c7Sa|9*dR
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SURFACE Pe6}y
OPTICAL Z (D1+D2) (R3) 0 ELLIPSE (R*BT) (R*BT) !E!i`yF
OBJECT 'F2' y\Kr@;q0w
INTERFACE COATING T M2 AIR D+ mZ7&L
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SURFACE v+uq
OPTICAL Z (D1+D2+D3) (R4) 0 ELLIPSE (R*BT) (R*BT) pSp/Qpb-B
OBJECT 'B2' f =@'F=
INTERFACE COATING T M2 AIR zWKnkIit,
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SURFACE [xzgk[>5
TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) OE' ?3S
OBJECT 'FB2' jGpSECs
INTERFACE COATING D M2 AIR c} )U:?6
BOUNDS -.2 +.3 .[&0FHnJ5
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SURFACE k7JE{(Ok
OPTICAL Z (D1+D2+D3+D4) (R5) 0 ELLIPSE (W3) (W3) O O?e8OU
OBJECT 'F3' eKjmU | H
INTERFACE COATING T M3 AIR 0/K?'&$yvb
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OPTICAL Z (D1+D2+D3+D4+D5) (R6) 0 ELLIPSE (W3) (W3) {hQ0=rv<
OBJECT 'B3' xIu#
INTERFACE COATING T M3 AIR K~'!JP8@
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TUBE Z (D1+D2+D3+D4) (W3) (W3) (D1+D2+D3+D4+D5) (W3) (W3) MU6|>{
OBJECT 'FB3' p F kA,
INTERFACE COATING D M3 AIR HVO
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BOUNDS -.2 +.3 },58B
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SURFACE I\e?v`e
PLANE Z (D_DIS) ELLIPSE 20 HJ#3wk "W
OBJECT 'DET' nOq?Q
INTERFACE COATING D AIR AIR hRAI7xk
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GRID ELLIPSE Z -2 -4@10 10 10 ^b|Z<oF
SOURCE DIR 0 0 1 58xaVOhb
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WINDOW Y Z +B(x:hzY9
PLOT FACETS OVERLAY x{K^u"
TRACE PLOT 9/A$3#wF
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CONSIDER ONLY DET l-s%3E3
FOCUS