主要是看人家的操作步骤,想学命令的人请看，十分有用 C )
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File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) !qg`/y9
Display > View Lens (accept defaults, click OK, keep window open) .<FH>NW)
In LDM spreadsheet, select surfaces 1 to Image & . j&0WE
Choose Edit > Default Variables, then click in any cell to unselect the range Fm 2AEs\
Right click in each cell and choose Vary for w9imKVry
Thickness of surfaces 1, 4, 6 qDIZJ h
Glass of surfaces 1, 4, 6 :Yl-w-oe
File > Save Lens V!=,0zy~Z
Using Quick Analysis tool bar, click… 3"i-o$P
Quick Spot Diagram (note scale) N+xP26D8
Quick Ray Aberration Plot (note scale) J@'wf8Ub
Quick Field Plot (note scales and maximum distortion value) t{kG<J/l
Analysis > Diffraction > MTF e T{ 4{
Freq/Calc Tab: Maximum 68, Increment 17 'H !Uh]!
Graphics tab: Max plot freq 68 m0SlOgRsk
Click OK (keep window open, tear off starting MTF graph for later comparison) reWot &;
Optimization > Automatic Design X_h}J=33Q
Output controls: Click Draw System button %> eiAB_b
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) A/s?x>QA
Specific constraints: cq]6XK-W
Click Insert Specific Constraint WT=; : j
Default display is Optical Definitions, Effective Focal Length (correct choice) <'*LRd$1
Enter 8.25 for Constraint Target 7$=In K
Click OK. VA5xp]
File > Save Lens As (new name, digcam20_opt.len) f6A h 6tb
Re-run View Lens window to see new lens picture. HV|,}Wks6s
Re-run each of the Quick Analysis windows and note scales. RrB &\9=
Re-run the MTF window, compare to tear-off of starting point I J"q~r$
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以下直接复制到命令行即可出最终结果 abj Q)=u
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! Command inputs for Workshop 2-2 (for reference) cwg"c4V
!Restore 20 Degree Digital Camera Lens Setup D,feF 9
!FILE > OPEN 7:1Lol-V
RES digcam20_start.len *] X'( /b_
!Vary all radii curvature by right clicking in LDM and selecting VARY ~>|ziHx
!HINT: for curvatures highlight all and select vary. Then go back and SJ,v?=S!
!freeze stop surface radius. tD)J *]G
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 e"<OELA
!Vary all thicknesses by same method. Do not select surface with solve since |{ip T SH
!varying this surface will delete solve. If mistake, use UNDO or go to !|(NgzDP/
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve { < KVx9
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 K"MX!
THC S8 0 !Don't forget to vary the image distance which calculates best mzgfFNm^G)
!best real-ray focus from paraxial image plane 77Dn97l)&
!Vary glass by highlighting, right clicking, and selecting Vary 4Nsp<Kn>
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 4WB0Pt{
!Optimize OPTIMIZATION > AUTOMATIC DESIGN hVY $;s
AUT ]/v[8dS(l
EFL Z1 = 8.25 !Effective Focal Length Constraint $UwCMPs X
MNT 0.8 !Minimum Center Thickness General Constraint |6- n bj
MNE 0.5 !Minimum Edge Thickness General Constraint 5H^ (2w
DRA S1..I YES !Draw a picture of lens system at each cycle z{QqY.Gu{G
GO GbI/4<)l}
!Reanalyze the system. Make sure to "Tear Off" original analysis before gbA_DZ
!re-executing to compare optimized system %N._w!N<5n
!Re-execute Drawing $& c*' 3
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GO 9 68Ez
!Re-execute MTF @0''k
MTF F== p<lrs
MFR 68 wCBplaojJ
IFR 17 TWTb?HP
GO [a(#1
!Re-execute Field (Distortion) Analysis 3v-~K)hl?
FIE
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GO "AqB$^S9t
!Save Lens FILE > SAVE LENS AS... UEL _uij
SAV digcam20_opt
