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: mA7m
SYSTEM NEW gDIBnH
RESET Db"DG(
Tg3!R q55
UNITS UM v_<2H'*Q
WAVELENGTH 0.85 UM 1oKfy>i e
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R1=26.67 ]B=C|usJ
R2=189.67 C!C|\$)-
R3=-49.66 .qob_dRA
R4=25.47 -|Kzo_"
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R5=72.11 K)Zlc0e
R6=-35.00 gw _$
D1=5.2 _ q(Q
D2=7.95 /=?ETth @
D3=1.6 Npn=cLC&
D4=6.7 xLZd!>C
D5=2.8 q8ImrC.'^
T=R2+D1-R1 @d"wAZzD?
BT=.8 ]S 7^ITn
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Y3=(R6^2-(R6+D5)^2)/(2*(-R6)+2*(-R6+D5)) [Vf}NF
W3=SQRT(R6^2-(R6+Y3)^2) ^zEE6i
® W3 Q)af|GW$
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) oPKXZU(c
L=R2*THTA U/;]zdP.K
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R=SQRT(R2^2-L^2) %i)B*9k
D_DIS=49.93822 2i|B=D(
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MEDIA 6#A:}B<?
1.6140 'M1' 2=ztKfsBhE
1.6745 'M2' 5jq=_mHt
1.6140 'M3' Kt#,]]
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COATING PROPERTIES N_75-S7Cm
0 1 'T' >NV=LOO
0 0 'D' )gR=<oa
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SURFACE 5(&xNT-n8
OPTICAL Z 0 (R1) 0 ELLIPSE (R) (R) A<YsfDa_d
OBJECT 'F' 3]JZu9#
INTERFACE COATING T M1 AIR <@bA?FY
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SURFACE o/^;@5\
OPTICAL Z (D1) (R2) 0 ELLIPSE (R) (R) !NKmx=I]
OBJECT 'B' pJ,@Y>
INTERFACE COATING T M1 AIR wHsB,2H
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SURFACE LZ*R[
OPTICAL Z (D1+D2) (R3) 0 ELLIPSE (R*BT) (R*BT) |Y_
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OBJECT 'F2' e,A)U5X
INTERFACE COATING T M2 AIR 0'$p$K
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SURFACE :u%$0p>
OPTICAL Z (D1+D2+D3) (R4) 0 ELLIPSE (R*BT) (R*BT) A~lIa$U$b
OBJECT 'B2' klWYuStZ
INTERFACE COATING T M2 AIR %c^ m\E
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SURFACE n<V1|X
TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) FquFRx
OBJECT 'FB2' 6&2LWaWMo$
INTERFACE COATING D M2 AIR nq`q[KV:
BOUNDS -.2 +.3 Zzd/K^gg
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SURFACE kRIB<@{
OPTICAL Z (D1+D2+D3+D4) (R5) 0 ELLIPSE (W3) (W3) EH`0
OBJECT 'F3' :h";c"
INTERFACE COATING T M3 AIR zREJ#r
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SURFACE F'J [y"~_
OPTICAL Z (D1+D2+D3+D4+D5) (R6) 0 ELLIPSE (W3) (W3) ]@xL=%
OBJECT 'B3' [ug,jEH"S
INTERFACE COATING T M3 AIR &A50'8B2A
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SURFACE |#5 e|z5(
TUBE Z (D1+D2+D3+D4) (W3) (W3) (D1+D2+D3+D4+D5) (W3) (W3) {`.O|_b
OBJECT 'FB3' nx4P^PC
INTERFACE COATING D M3 AIR >mIg@knE
BOUNDS -.2 +.3 /3^P_\,>f
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SURFACE =v" xmx&4
PLANE Z (D_DIS) ELLIPSE 20 }_4 6y*o8
OBJECT 'DET' vrrt @y
INTERFACE COATING D AIR AIR ]O!s'lC
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GRID ELLIPSE Z -2 -4@10 10 10 f?0s &Xo
SOURCE DIR 0 0 1 O<,r>b,
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WINDOW Y Z -2NwF4VL
PLOT FACETS OVERLAY LR$z0rDEM
TRACE PLOT t;Wotfc[#0
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CONSIDER ONLY DET 2Ug.:![
FOCUS