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: ;DA8B'^>
SYSTEM NEW _CBWb
RESET UrlM%Jnq1
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UNITS UM c@[:V
WAVELENGTH 0.85 UM 8*SDiZ
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R1=26.67 Q'l^9Bz
R2=189.67 :Eh\NOc_O
R3=-49.66 5IOFSy`
R4=25.47 0C<[9Dl.G8
R5=72.11 q>f<u&
R6=-35.00
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D1=5.2 |Z\R*b"
D2=7.95 >4Y3]6N0.F
D3=1.6 *b *G2f^
D4=6.7 (@X~VACT
D5=2.8 )M=ioE8`h
T=R2+D1-R1 3K&4i'}V
BT=.8 spU)]4P&
^L1L=c;,
Y3=(R6^2-(R6+D5)^2)/(2*(-R6)+2*(-R6+D5)) AWjJ{#W>9
W3=SQRT(R6^2-(R6+Y3)^2) jdKOb
® W3 `.x$7!zLC
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) mS>xGtD&K
L=R2*THTA gK#mPcn^
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R=SQRT(R2^2-L^2) M)*\a/6?{
D_DIS=49.93822 4${jr\q]
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MEDIA (npj_s!.C)
1.6140 'M1' .)1_Ew
1.6745 'M2' tqAd$:L
1.6140 'M3' d\e7,"L*Q
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COATING PROPERTIES &1%q"\VI
0 1 'T' qQ\Y/}F
0 0 'D' jR=s#Xz
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SURFACE 6cqP2!~
OPTICAL Z 0 (R1) 0 ELLIPSE (R) (R) ly% F."v
OBJECT 'F' Vz14j_
INTERFACE COATING T M1 AIR RMO,ZVq
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SURFACE U$oduY#
OPTICAL Z (D1) (R2) 0 ELLIPSE (R) (R) jq'!UN{
OBJECT 'B' l4T7'U>`
INTERFACE COATING T M1 AIR Li*eGlId
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SURFACE r&-m=Kk$
OPTICAL Z (D1+D2) (R3) 0 ELLIPSE (R*BT) (R*BT) '
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OBJECT 'F2' W\1i,ew>
INTERFACE COATING T M2 AIR }QZQ3@
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SURFACE f3`7tA
OPTICAL Z (D1+D2+D3) (R4) 0 ELLIPSE (R*BT) (R*BT) sLE#q+W
OBJECT 'B2'
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INTERFACE COATING T M2 AIR at2FmBdu C
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SURFACE dr4Z5mw"E
TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) zByT$P-
OBJECT 'FB2' kw2T>
INTERFACE COATING D M2 AIR }b 1cLchl
BOUNDS -.2 +.3 Nn>'^KZNG
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SURFACE ;lYHQQd!,
OPTICAL Z (D1+D2+D3+D4) (R5) 0 ELLIPSE (W3) (W3) u!1{Vt87
OBJECT 'F3' `3p~m,
INTERFACE COATING T M3 AIR >u9Nz0?j
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SURFACE ;Eu3[[V
OPTICAL Z (D1+D2+D3+D4+D5) (R6) 0 ELLIPSE (W3) (W3) 9Fn\FYUq
OBJECT 'B3' JTi!Xu5Jq
INTERFACE COATING T M3 AIR Z{'i F
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SURFACE +{sqcr1G
TUBE Z (D1+D2+D3+D4) (W3) (W3) (D1+D2+D3+D4+D5) (W3) (W3) x@8a''
OBJECT 'FB3' :[;hu}!&
INTERFACE COATING D M3 AIR ~
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BOUNDS -.2 +.3 0'nikLaKy
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SURFACE Z`YJBcXR
PLANE Z (D_DIS) ELLIPSE 20 &^4++
OBJECT 'DET' CdL< *AH
INTERFACE COATING D AIR AIR HSq}7S&U
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GRID ELLIPSE Z -2 -4@10 10 10 .F+@B\A<
SOURCE DIR 0 0 1 TX
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WINDOW Y Z +SJd@y@fR
PLOT FACETS OVERLAY jt+iv*2N>
TRACE PLOT e}1uz3Rh
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CONSIDER ONLY DET f 2l{^E#h
FOCUS