主要是看人家的操作步骤,想学命令的人请看，十分有用 6=G~6Qu
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) HvqF @/xh
Display > View Lens (accept defaults, click OK, keep window open) mX<Fuu}E*Z
In LDM spreadsheet, select surfaces 1 to Image ;LQ# *NjL\
Choose Edit > Default Variables, then click in any cell to unselect the range JGk3 b=K
Right click in each cell and choose Vary for 5q(]1|Se i
Thickness of surfaces 1, 4, 6 w'oo-.k
Glass of surfaces 1, 4, 6 $S6HZG:N
File > Save Lens o [bE
Using Quick Analysis tool bar, click… t
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Quick Spot Diagram (note scale) n*vTVt)dJ
Quick Ray Aberration Plot (note scale) ~|y^\U@
Quick Field Plot (note scales and maximum distortion value) tb:,Uf>E
Analysis > Diffraction > MTF )h>\05|T
Freq/Calc Tab: Maximum 68, Increment 17 7K>D@O
Graphics tab: Max plot freq 68 -y&v9OC2-
Click OK (keep window open, tear off starting MTF graph for later comparison) ~ Ho{p Oq
Optimization > Automatic Design :jt;EzCLg%
Output controls: Click Draw System button V>b2b5QAH,
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) .N~PHyXZR
Specific constraints: 74@lo-/LY
Click Insert Specific Constraint K0EY<Ltq
Default display is Optical Definitions, Effective Focal Length (correct choice) GI2eJK
Enter 8.25 for Constraint Target 8sN#e(@
Click OK. lZ|L2Yg3uB
File > Save Lens As (new name, digcam20_opt.len)
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Re-run View Lens window to see new lens picture. Q^ z=w![z
Re-run each of the Quick Analysis windows and note scales. fm(mO%
Re-run the MTF window, compare to tear-off of starting point D A<F{n.Z:
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以下直接复制到命令行即可出最终结果 b]!9eV$
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! Command inputs for Workshop 2-2 (for reference) : a_BD
!Restore 20 Degree Digital Camera Lens Setup \#4m@
!FILE > OPEN Tub1S v>J
RES digcam20_start.len q,[k7&HS
!Vary all radii curvature by right clicking in LDM and selecting VARY J>rka]*
!HINT: for curvatures highlight all and select vary. Then go back and E,{GU
!freeze stop surface radius. :ozV3`%$(
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 T
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!Vary all thicknesses by same method. Do not select surface with solve since a}:A, t< 6
!varying this surface will delete solve. If mistake, use UNDO or go to ifXW
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve 0U$:>bQ
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 `I5O4|K)
THC S8 0 !Don't forget to vary the image distance which calculates best , N53Iic
!best real-ray focus from paraxial image plane 2t+D8 d|c<
!Vary glass by highlighting, right clicking, and selecting Vary )PR3s1S^
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 x^A7'ad0
!Optimize OPTIMIZATION > AUTOMATIC DESIGN >[ eW">:>K
AUT ze`1fO|%
EFL Z1 = 8.25 !Effective Focal Length Constraint J,f /fPaf7
MNT 0.8 !Minimum Center Thickness General Constraint o^3FL||P#r
MNE 0.5 !Minimum Edge Thickness General Constraint \)ip>{ WG
DRA S1..I YES !Draw a picture of lens system at each cycle "jMqt9ysN
GO 7f tR 4
!Reanalyze the system. Make sure to "Tear Off" original analysis before ~12_D'8D[
!re-executing to compare optimized system S_J,[#&
!Re-execute Drawing Vy__b=ti?
VIE 9 B
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GO {fZb@7?GF
!Re-execute MTF $@_{p*q
MTF #~L!pKM
MFR 68 RctU' T
IFR 17 PgMbMH
GO Kx~$Bor_!
!Re-execute Field (Distortion) Analysis (8.{+8o
FIE 2d*_Qq1
GO [F+(^- (
!Save Lens FILE > SAVE LENS AS... e@E17l-
SAV digcam20_opt
