主要是看人家的操作步骤,想学命令的人请看，十分有用 @uqd.Q
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) (
iBl
Display > View Lens (accept defaults, click OK, keep window open) 3LJ+v5T~
In LDM spreadsheet, select surfaces 1 to Image j^j1
Choose Edit > Default Variables, then click in any cell to unselect the range o/$}
Right click in each cell and choose Vary for nA-.mWD_C
Thickness of surfaces 1, 4, 6 H1pO!>M
Glass of surfaces 1, 4, 6 QuF :p
File > Save Lens \}u
Y' F
Using Quick Analysis tool bar, click… c)TPM/>(p
Quick Spot Diagram (note scale) F# ,90F'
Quick Ray Aberration Plot (note scale) BOb">6C
Quick Field Plot (note scales and maximum distortion value) B 4c]}r+
Analysis > Diffraction > MTF N=T< _`$5
Freq/Calc Tab: Maximum 68, Increment 17 JIEK*ui
Graphics tab: Max plot freq 68 =r?hg GWe
Click OK (keep window open, tear off starting MTF graph for later comparison) ??-[eB.
Optimization > Automatic Design ld|5TN1
Output controls: Click Draw System button G\/zkrxmv
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) F 5bj=mI
Specific constraints: gq4Tb
c
oA
Click Insert Specific Constraint ?yrX)3hyH
Default display is Optical Definitions, Effective Focal Length (correct choice) =1FRFZI!j
Enter 8.25 for Constraint Target }W C[$Y_@
Click OK. 8O5s`qKMYT
File > Save Lens As (new name, digcam20_opt.len) '1P 2$#
Re-run View Lens window to see new lens picture. ="1Ind@w!
Re-run each of the Quick Analysis windows and note scales. %B2 '~|g
Re-run the MTF window, compare to tear-off of starting point G}9Jg
---------------------------------------------------------------------------------------------- .;y.]Z/;
以下直接复制到命令行即可出最终结果 m)ky*"(
---------------------------------------------------------------------------------------------- ^b4 9
! Command inputs for Workshop 2-2 (for reference) e8 >})
!Restore 20 Degree Digital Camera Lens Setup -]N
x,{
!FILE > OPEN Maha$n*
RES digcam20_start.len oA7tE u
!Vary all radii curvature by right clicking in LDM and selecting VARY X[-xowE-
!HINT: for curvatures highlight all and select vary. Then go back and z\ \[S@>pt
!freeze stop surface radius. LiC*@W
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 2.`\
!Vary all thicknesses by same method. Do not select surface with solve since \#2Z)Kz
!varying this surface will delete solve. If mistake, use UNDO or go to m4[ ;(1
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve OZb-:!m*
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 @N>\|!1CC
THC S8 0 !Don't forget to vary the image distance which calculates best uanhr)Ys
!best real-ray focus from paraxial image plane !hA-_
!Vary glass by highlighting, right clicking, and selecting Vary & TCkpS
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 1jmjg~W
!Optimize OPTIMIZATION > AUTOMATIC DESIGN =J]&c?I
AUT GL>O4S<`
EFL Z1 = 8.25 !Effective Focal Length Constraint WA <v9#m
MNT 0.8 !Minimum Center Thickness General Constraint ?(@
7r_j
MNE 0.5 !Minimum Edge Thickness General Constraint G*?8MTP8![
DRA S1..I YES !Draw a picture of lens system at each cycle s$zLiQF;
GO 8 ` v-<J
!Reanalyze the system. Make sure to "Tear Off" original analysis before `[y^ :mj
!re-executing to compare optimized system !4ocZmj\
!Re-execute Drawing aj-Km`5r}
VIE l]
K3Y\#bP
GO j"8 ZM{aO
!Re-execute MTF $f$SNx)),
MTF g T6z9
MFR 68 @ f_Lp%K
IFR 17 BwN0!lsF3
GO o3XvRj
!Re-execute Field (Distortion) Analysis ~T"Rw2v b
FIE 7zl5yK N
GO 0gu_yg! R
!Save Lens FILE > SAVE LENS AS... s-NX o
SAV digcam20_opt
