主要是看人家的操作步骤,想学命令的人请看，十分有用 x;l\#x/<
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) uv}[MXOP
Display > View Lens (accept defaults, click OK, keep window open) <jQ?l% \
In LDM spreadsheet, select surfaces 1 to Image ;-lk#D?n9
Choose Edit > Default Variables, then click in any cell to unselect the range Z'>Xn^
Right click in each cell and choose Vary for C 6ZM#}I$l
Thickness of surfaces 1, 4, 6 +y>D 3I
Glass of surfaces 1, 4, 6 M&~3fRb 4
File > Save Lens AM1 J ^Dp
Using Quick Analysis tool bar, click… ^vL Hs=<
Quick Spot Diagram (note scale) p V(b>O
Quick Ray Aberration Plot (note scale) Mje6Q
Quick Field Plot (note scales and maximum distortion value) (01M 0b#
Analysis > Diffraction > MTF >0=` 3X|Y7
Freq/Calc Tab: Maximum 68, Increment 17 uR| Jn)/m(
Graphics tab: Max plot freq 68 -wy$ ?Ha
Click OK (keep window open, tear off starting MTF graph for later comparison) .%h. b6^
Optimization > Automatic Design 9;k_"@A6
Output controls: Click Draw System button gd R wh
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) } '. l'%
Specific constraints: =4"D8 UaHr
Click Insert Specific Constraint @|6n.'f+
Default display is Optical Definitions, Effective Focal Length (correct choice) /-b )`%Q|Y
Enter 8.25 for Constraint Target =M>1;Qr<Z/
Click OK. @mW: FVI
File > Save Lens As (new name, digcam20_opt.len) :se o0 w ]
Re-run View Lens window to see new lens picture. G)';ucs:,
Re-run each of the Quick Analysis windows and note scales. '`#2'MX G
Re-run the MTF window, compare to tear-off of starting point Gmi4ffIb3
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以下直接复制到命令行即可出最终结果 3gaijVN
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! Command inputs for Workshop 2-2 (for reference) iE, I\TY[
!Restore 20 Degree Digital Camera Lens Setup H`G[QC
!FILE > OPEN :[ m; #b
RES digcam20_start.len XL>c TM
!Vary all radii curvature by right clicking in LDM and selecting VARY TggM/ @k
!HINT: for curvatures highlight all and select vary. Then go back and _{) e\n
!freeze stop surface radius. ^rMkCA@;TZ
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0
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!Vary all thicknesses by same method. Do not select surface with solve since bX:Y5o49
!varying this surface will delete solve. If mistake, use UNDO or go to k, & *d4
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve yjaX\Wb[z[
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 6e(|t2^
THC S8 0 !Don't forget to vary the image distance which calculates best v}!eJzeH
!best real-ray focus from paraxial image plane 5 e~\o}]
!Vary glass by highlighting, right clicking, and selecting Vary ^&MMtWR
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 ya0L8 `q
!Optimize OPTIMIZATION > AUTOMATIC DESIGN vcy}ZqWBO
AUT d>*?C!xE
EFL Z1 = 8.25 !Effective Focal Length Constraint 8bLA6qmM\
MNT 0.8 !Minimum Center Thickness General Constraint q{HfT
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MNE 0.5 !Minimum Edge Thickness General Constraint X}Bo[YoY$
DRA S1..I YES !Draw a picture of lens system at each cycle { 5 QIQ
GO <RS@,
!Reanalyze the system. Make sure to "Tear Off" original analysis before x+x 6F
!re-executing to compare optimized system z 0]K:YV_
!Re-execute Drawing v*SSc5gFG
VIE ,4z wd@&O
GO o@mZ 6!ax3
!Re-execute MTF "5"6mw?
MTF i\lur ET
MFR 68 D]S@U>]M!
IFR 17 fhw. A5Ck
GO fNNkc[YTZI
!Re-execute Field (Distortion) Analysis O}I8P") m
FIE ~F [}*%iR
GO q( 4W /y
!Save Lens FILE > SAVE LENS AS... 0)`{]&
SAV digcam20_opt
