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: QFX )Nov];
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RESET 4<Q^/-W
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UNITS UM =E10j.r
WAVELENGTH 0.85 UM Emx`+9
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R1=26.67 .sR=Mf7 T
R2=189.67 N=@Nn)
R3=-49.66 A~MIFr /8
R4=25.47
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R5=72.11 X|Z2"*;b`
R6=-35.00 qrZ*r{3
D1=5.2 /yNLFL"
D2=7.95 Y+0HC2(o
D3=1.6 u[G`_Y{=EM
D4=6.7 1&Ruz[F5
D5=2.8 + tza]r:
T=R2+D1-R1 qxW^\u!<
BT=.8 t2 0Es
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Y3=(R6^2-(R6+D5)^2)/(2*(-R6)+2*(-R6+D5)) 7ajkp+E6
W3=SQRT(R6^2-(R6+Y3)^2) _@:O&G2nB
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) bfl%yGkd/|
L=R2*THTA -J\R}9 lIm
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R=SQRT(R2^2-L^2) *
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D_DIS=49.93822 UG:S! w'
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MEDIA ~rICPR
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TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) 8k|&&3_[?
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WINDOW Y Z G5,g$yNs
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FOCUS