主要是看人家的操作步骤,想学命令的人请看,十分有用 %Y,Ru)5}
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) =R ZPDu
Display > View Lens (accept defaults, click OK, keep window open) K_k'#j~*?
In LDM spreadsheet, select surfaces 1 to Image bjI3xAs~
Choose Edit > Default Variables, then click in any cell to unselect the range nM *}VI
Right click in each cell and choose Vary for <~aKwSF[wW
Thickness of surfaces 1, 4, 6 &PMfAo^
Glass of surfaces 1, 4, 6 iP@FXJJ
File > Save Lens &%g$Bi,G
Using Quick Analysis tool bar, click… aX*9T8H/
Quick Spot Diagram (note scale) .jiJgUa7
Quick Ray Aberration Plot (note scale) f'*/IG
Quick Field Plot (note scales and maximum distortion value) w`fbUh6/
Analysis > Diffraction > MTF Xk1uCVUe5
Freq/Calc Tab: Maximum 68, Increment 17 ya[f?0b0
Graphics tab: Max plot freq 68 k7j[tB#
Click OK (keep window open, tear off starting MTF graph for later comparison) l]j;0 i
Optimization > Automatic Design 7SNdC8GZ~
Output controls: Click Draw System button UZ "!lpg
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) |'I>Ojm
Specific constraints: IZiS3
Click Insert Specific Constraint /t! 5||G
Default display is Optical Definitions, Effective Focal Length (correct choice) 5<Uh2c
Enter 8.25 for Constraint Target n5;@}Rai
Click OK. :{VXDT"
File > Save Lens As (new name, digcam20_opt.len) C%{2 sMJz
Re-run View Lens window to see new lens picture. (nXnP{yb
Re-run each of the Quick Analysis windows and note scales. 0*+EYnu+
Re-run the MTF window, compare to tear-off of starting point o^Lq8u;i*
---------------------------------------------------------------------------------------------- Vw.)T/B_D
以下直接复制到命令行即可出最终结果 KN"u PW
---------------------------------------------------------------------------------------------- 6b$C/
! Command inputs for Workshop 2-2 (for reference) 2 |JEGyDS-
!Restore 20 Degree Digital Camera Lens Setup q+2A>:|
!FILE > OPEN /W .G-|:
RES digcam20_start.len =F}qT|K
!Vary all radii curvature by right clicking in LDM and selecting VARY iX<" \pV
!HINT: for curvatures highlight all and select vary. Then go back and (h@!_qi9:
!freeze stop surface radius. 9
W|'~r
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 g'{?j~g
!Vary all thicknesses by same method. Do not select surface with solve since (y~%6o6
!varying this surface will delete solve. If mistake, use UNDO or go to &[
],rT
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve <&2<>*/.y
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 Q1ayd$W@<
THC S8 0 !Don't forget to vary the image distance which calculates best >`/s+V
!best real-ray focus from paraxial image plane gK@`0/k{
!Vary glass by highlighting, right clicking, and selecting Vary t\'MB
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 ^fH)E"qq5
!Optimize OPTIMIZATION > AUTOMATIC DESIGN t_*x.{x-
AUT x*RSD,3
EFL Z1 = 8.25 !Effective Focal Length Constraint e6mm;@F>
MNT 0.8 !Minimum Center Thickness General Constraint .tppCy
MNE 0.5 !Minimum Edge Thickness General Constraint *po
o.Zz
DRA S1..I YES !Draw a picture of lens system at each cycle iSR"$H{
GO "A&A?%
!Reanalyze the system. Make sure to "Tear Off" original analysis before 7Z~JuTIZ
!re-executing to compare optimized system NZa 7[}H
!Re-execute Drawing |K;9b-\
VIE aXG|IN5 *m
GO ARt{ 2|
!Re-execute MTF []aw;\7}Y
MTF _+nk3-yQw
MFR 68 ]z8/S!?
IFR 17 Q4L=]qc T
GO mqHH1}
!Re-execute Field (Distortion) Analysis jDTG15_=
FIE :T?WN+3
GO jkta]#O
!Save Lens FILE > SAVE LENS AS... 54JZOtC3~
SAV digcam20_opt