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: /]m5HW(P7K
SYSTEM NEW "s[wLclfG
RESET Aon3G
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UNITS UM HZC^Q7]hy
WAVELENGTH 0.85 UM pA7&
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R1=26.67 7p*PDoM6`
R2=189.67 low
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R3=-49.66 3*x_S"h
R4=25.47 &7_xr.c7
R5=72.11 I WKq_Zjkz
R6=-35.00 U Hh
D1=5.2 `~0)}K.F
D2=7.95 -l)vl<}
D3=1.6 N\{Xhr7d
D4=6.7 -L&r2RF/
D5=2.8 x9Um4!/t
T=R2+D1-R1 zLEl/yPE
BT=.8 ;Gixu9u'
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Y3=(R6^2-(R6+D5)^2)/(2*(-R6)+2*(-R6+D5)) TLbnG$VQS
W3=SQRT(R6^2-(R6+Y3)^2) oS3'q\
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) "IQ' (^-P
L=R2*THTA UW%zR5q
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R=SQRT(R2^2-L^2) (%.[MilxPM
D_DIS=49.93822 nk=+6r6
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MEDIA -Uj)6PzGu
1.6140 'M1' c"HB7
1.6745 'M2' 8Ld{Xg
1.6140 'M3' S&(MR%".
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COATING PROPERTIES Wk<he F
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SURFACE 2tPW1"M.n
OPTICAL Z 0 (R1) 0 ELLIPSE (R) (R) EHI%QT
OBJECT 'F' J:W|2U="
INTERFACE COATING T M1 AIR I_hus
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SURFACE DzZEn]+zt
OPTICAL Z (D1) (R2) 0 ELLIPSE (R) (R) xib?XzxGo
OBJECT 'B' Aw?i6d
INTERFACE COATING T M1 AIR Yf1&"WW4
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SURFACE _{Z!$q6,
OPTICAL Z (D1+D2) (R3) 0 ELLIPSE (R*BT) (R*BT) Y=G9|7*lO
OBJECT 'F2' \e)>]C}h
INTERFACE COATING T M2 AIR 1f}YKT
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SURFACE >qE f991SZ
OPTICAL Z (D1+D2+D3) (R4) 0 ELLIPSE (R*BT) (R*BT) P"-*'q,9
OBJECT 'B2' r_R(kns
INTERFACE COATING T M2 AIR T'i^yd}*v
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SURFACE uX/K/4
TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) stxei
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OBJECT 'FB2' FZFYwU\~.L
INTERFACE COATING D M2 AIR Fw{:fFZC[
BOUNDS -.2 +.3 Fh8 8DDJ
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SURFACE g2RrBK,
OPTICAL Z (D1+D2+D3+D4) (R5) 0 ELLIPSE (W3) (W3) \_vjc]?
OBJECT 'F3' y<9' 3\
INTERFACE COATING T M3 AIR D;1?IeS
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SURFACE pseN!7+or
OPTICAL Z (D1+D2+D3+D4+D5) (R6) 0 ELLIPSE (W3) (W3) sA(d_Yu_
OBJECT 'B3' kh4., \'
INTERFACE COATING T M3 AIR yN@3uYBF
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SURFACE H|\@[:A+
TUBE Z (D1+D2+D3+D4) (W3) (W3) (D1+D2+D3+D4+D5) (W3) (W3) <6.aSOS
OBJECT 'FB3' o}4~CN9}
INTERFACE COATING D M3 AIR ^5'pJ/BV
BOUNDS -.2 +.3 @GVONluyU`
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SURFACE ']bw37_U,
PLANE Z (D_DIS) ELLIPSE 20 0#G@F5; <
OBJECT 'DET' ayGcc`
INTERFACE COATING D AIR AIR
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GRID ELLIPSE Z -2 -4@10 10 10 n2V
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SOURCE DIR 0 0 1 bmzY^ %a
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WINDOW Y Z G'U ! #
PLOT FACETS OVERLAY A:$4cacu9
TRACE PLOT WqO4_;X6/
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CONSIDER ONLY DET :{LNr!I?I
FOCUS