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: 4#@0T"T~M
SYSTEM NEW P^;WB*V
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UNITS UM |wJ),h8/
WAVELENGTH 0.85 UM x`3.Wu\
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R1=26.67 qAvvXs=5
R2=189.67 ;]u1~
R3=-49.66 L]NYYP-
R4=25.47 't ;/,+:V
R5=72.11 gyg|Tno
R6=-35.00 qKx59
D1=5.2 !g/_w
D2=7.95 x"!#_0TT}
D3=1.6 6(sfpK'
D4=6.7 <H_LFrB$W
D5=2.8 n('VQ0b
T=R2+D1-R1 a6 * Y%?
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Y3=(R6^2-(R6+D5)^2)/(2*(-R6)+2*(-R6+D5)) "$4hv6 s
W3=SQRT(R6^2-(R6+Y3)^2) ]X4RnV55Q
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THTA=((R2)^2+(T)^2-(R1)^2)/(2*R2*T) AF
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D_DIS=49.93822
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MEDIA e4 ?<GT
1.6140 'M1' UU-v;_oP
1.6745 'M2' s2wwmtUCN
1.6140 'M3' dUUPhk0
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COATING PROPERTIES >n#g9v K
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SURFACE }NR`81
OPTICAL Z 0 (R1) 0 ELLIPSE (R) (R) |UABar b
OBJECT 'F' 1\=pPys)
INTERFACE COATING T M1 AIR R,fMZHAG
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SURFACE a [0N,t
OPTICAL Z (D1) (R2) 0 ELLIPSE (R) (R) zvWO4\
OBJECT 'B' dawVE
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INTERFACE COATING T M1 AIR ^?81.b|qb
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SURFACE n">?LN-DC
OPTICAL Z (D1+D2) (R3) 0 ELLIPSE (R*BT) (R*BT) tP/GDC;
OBJECT 'F2' FA<Z37:
INTERFACE COATING T M2 AIR kJVM3F%
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SURFACE ~Q3WBOjn
OPTICAL Z (D1+D2+D3) (R4) 0 ELLIPSE (R*BT) (R*BT)
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OBJECT 'B2' j&o/X7I=
INTERFACE COATING T M2 AIR D>,$c
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SURFACE 8HHgN`_
TUBE Z (D1+D2/2) (R*BT) (R*BT) (D1+D2+D3*5) (R*BT) (R*BT) =k[(rvU3
OBJECT 'FB2' mkKRC;
INTERFACE COATING D M2 AIR kG_&-b
BOUNDS -.2 +.3 ./aZV
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SURFACE @$K![]oD
OPTICAL Z (D1+D2+D3+D4) (R5) 0 ELLIPSE (W3) (W3) Oi+Qy[y2
OBJECT 'F3' c"oQ/x
INTERFACE COATING T M3 AIR nvm1.}=Cnd
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SURFACE ROlzs}
OPTICAL Z (D1+D2+D3+D4+D5) (R6) 0 ELLIPSE (W3) (W3) LRfFn^FPM
OBJECT 'B3' )x9nED{
INTERFACE COATING T M3 AIR Y2ah zB
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SURFACE %-0em!tUV
TUBE Z (D1+D2+D3+D4) (W3) (W3) (D1+D2+D3+D4+D5) (W3) (W3) &km d<
OBJECT 'FB3' b[QCM/
INTERFACE COATING D M3 AIR
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BOUNDS -.2 +.3 YGZAtSf3z
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SURFACE )%nt61P\W
PLANE Z (D_DIS) ELLIPSE 20 y.TdWnXx
OBJECT 'DET' tZ*f~yW
INTERFACE COATING D AIR AIR X(0:zb,#G*
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GRID ELLIPSE Z -2 -4@10 10 10 :&\E\9
SOURCE DIR 0 0 1 &
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WINDOW Y Z EeF n{_
PLOT FACETS OVERLAY )PLc+J.I
TRACE PLOT 4w3V!K8
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CONSIDER ONLY DET %\s#e
FOCUS