主要是看人家的操作步骤,想学命令的人请看，十分有用 a;Q6 S
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) fA
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Display > View Lens (accept defaults, click OK, keep window open) ;Cdr jx
In LDM spreadsheet, select surfaces 1 to Image 7m6@]S6
Choose Edit > Default Variables, then click in any cell to unselect the range We#u-#k_O
Right click in each cell and choose Vary for , C88%k
Thickness of surfaces 1, 4, 6 .kSx>3
Glass of surfaces 1, 4, 6 ZM/*cA!"
File > Save Lens ocCC63J
Using Quick Analysis tool bar, click… p/B &R@%
Quick Spot Diagram (note scale) !M&L<0b:7e
Quick Ray Aberration Plot (note scale) 6,sZo!G
Quick Field Plot (note scales and maximum distortion value) W'2|hP
Analysis > Diffraction > MTF (^'TT>2B
Freq/Calc Tab: Maximum 68, Increment 17 +B$ o 8V
Graphics tab: Max plot freq 68 [kx_Izi/T
Click OK (keep window open, tear off starting MTF graph for later comparison) UdmYS3zs
Optimization > Automatic Design `<Xq@\H
Output controls: Click Draw System button +A 6xY
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) k&4@$;Ap
Specific constraints: n$Z@7r
Click Insert Specific Constraint AvdxDN
Default display is Optical Definitions, Effective Focal Length (correct choice) , ;L
Enter 8.25 for Constraint Target
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Click OK. P SDzs\s
File > Save Lens As (new name, digcam20_opt.len) KH)(xB=
Re-run View Lens window to see new lens picture. ^w.x~#zI
Re-run each of the Quick Analysis windows and note scales. Yxye?R-:
Re-run the MTF window, compare to tear-off of starting point u+eA>{
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以下直接复制到命令行即可出最终结果 GwHMXtj4
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! Command inputs for Workshop 2-2 (for reference) s5T$>+
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!Restore 20 Degree Digital Camera Lens Setup
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!FILE > OPEN Ml` f+$
RES digcam20_start.len 7pDov@K< {
!Vary all radii curvature by right clicking in LDM and selecting VARY TJ3 CXyRq
!HINT: for curvatures highlight all and select vary. Then go back and =.,]}
!freeze stop surface radius. m5lMh14E
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 rK W<kQT
!Vary all thicknesses by same method. Do not select surface with solve since ps1ndGp~#
!varying this surface will delete solve. If mistake, use UNDO or go to Be+CV">2
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve 0S <;T+WA
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 ;/#E!Ja/ u
THC S8 0 !Don't forget to vary the image distance which calculates best <>`+" O}
!best real-ray focus from paraxial image plane pmd=3,D'u
!Vary glass by highlighting, right clicking, and selecting Vary QLYb>8?"C
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 gNJ,Bj Pd
!Optimize OPTIMIZATION > AUTOMATIC DESIGN 2mAXBqdm
AUT 5;5;bB o~
EFL Z1 = 8.25 !Effective Focal Length Constraint $F-qqkR$
MNT 0.8 !Minimum Center Thickness General Constraint |><hdBQXX<
MNE 0.5 !Minimum Edge Thickness General Constraint Ym+k \h
DRA S1..I YES !Draw a picture of lens system at each cycle SovK|b &
GO 1J<Wth{
!Reanalyze the system. Make sure to "Tear Off" original analysis before EotZ$O=
!re-executing to compare optimized system 8jW{0&ox)
!Re-execute Drawing _V6jn~N
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GO =s`\W7/;{-
!Re-execute MTF } 5i0R
MTF .a\b_[ +W
MFR 68 %1fH-:c=C0
IFR 17 Mw2?U>h1
GO )tGeQXVhbJ
!Re-execute Field (Distortion) Analysis cUssF%ud]
FIE 4*W ??(=j
GO ,:UoE
!Save Lens FILE > SAVE LENS AS... qy=4zOOD#
SAV digcam20_opt
