主要是看人家的操作步骤,想学命令的人请看，十分有用 &p_ iAMn:9
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) !uIY ,
Display > View Lens (accept defaults, click OK, keep window open) 4 uMMf
In LDM spreadsheet, select surfaces 1 to Image QKts-b[3
Choose Edit > Default Variables, then click in any cell to unselect the range Ay 4P_>^
Right click in each cell and choose Vary for z[<Na3]
Thickness of surfaces 1, 4, 6 -qaO$M^ Q
Glass of surfaces 1, 4, 6 4 ;AQ12<[1
File > Save Lens r4K9W9 0
Using Quick Analysis tool bar, click… ^gp]t Af
Quick Spot Diagram (note scale) N wN xO
Quick Ray Aberration Plot (note scale) -=gI_wLbM
Quick Field Plot (note scales and maximum distortion value) f+s)A(?3
Analysis > Diffraction > MTF rCczQ71W
Freq/Calc Tab: Maximum 68, Increment 17 pL;e(lM
Graphics tab: Max plot freq 68 ~1}fL 1~5
Click OK (keep window open, tear off starting MTF graph for later comparison) c_+fA
Optimization > Automatic Design 4^:dmeMZ`
Output controls: Click Draw System button e Ru5/y~
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) 6Y,& q| K
Specific constraints: %k['<BYG<
Click Insert Specific Constraint pt3)yj&XE
Default display is Optical Definitions, Effective Focal Length (correct choice) G7+ {O7
Enter 8.25 for Constraint Target Al8Dw)uG{
Click OK. SG\ /m'F
File > Save Lens As (new name, digcam20_opt.len) 8,[ *BgeX
Re-run View Lens window to see new lens picture.
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Re-run each of the Quick Analysis windows and note scales. ftPhE)i
Re-run the MTF window, compare to tear-off of starting point
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以下直接复制到命令行即可出最终结果 *WJK&
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! Command inputs for Workshop 2-2 (for reference) mk!8>XvM
!Restore 20 Degree Digital Camera Lens Setup uE (5q!/
!FILE > OPEN G BRiU &D
RES digcam20_start.len W% Lrp{
!Vary all radii curvature by right clicking in LDM and selecting VARY {Ke
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!HINT: for curvatures highlight all and select vary. Then go back and .B2e$`s$
!freeze stop surface radius. -X7 x~x-
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 .* oL@iX
!Vary all thicknesses by same method. Do not select surface with solve since Gsy>"T{CY
!varying this surface will delete solve. If mistake, use UNDO or go to SIR2 Kc0
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve Ax~
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THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 er 1X Z
THC S8 0 !Don't forget to vary the image distance which calculates best jCNR6 3/
!best real-ray focus from paraxial image plane ;'V[8`Z@
!Vary glass by highlighting, right clicking, and selecting Vary 0Qvr
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GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 <b _K*]Z
!Optimize OPTIMIZATION > AUTOMATIC DESIGN Nv;'Ys P
AUT 1EQ:@1
EFL Z1 = 8.25 !Effective Focal Length Constraint y $uq`FW
MNT 0.8 !Minimum Center Thickness General Constraint fSVM[
MNE 0.5 !Minimum Edge Thickness General Constraint xy!E_CuC$
DRA S1..I YES !Draw a picture of lens system at each cycle 6 ]<yR>
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GO vShB26b
!Reanalyze the system. Make sure to "Tear Off" original analysis before 9IG<9uj
!re-executing to compare optimized system h;r^9g
!Re-execute Drawing US9aW)8
VIE *& );-r`.
GO d$+0 ;D4E
!Re-execute MTF
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MTF U*sQ 5uq
MFR 68 XfMUodV-OZ
IFR 17 e<`?$tZ3
GO m
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!Re-execute Field (Distortion) Analysis :]Om4Q\-#
FIE )AdwA+ -x
GO ) y:))\>
!Save Lens FILE > SAVE LENS AS... 7^! zT
SAV digcam20_opt
