主要是看人家的操作步骤,想学命令的人请看，十分有用 ++,mM7a
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) W$gSpZ_7
Display > View Lens (accept defaults, click OK, keep window open) a9QaF s"
In LDM spreadsheet, select surfaces 1 to Image rC_K
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Choose Edit > Default Variables, then click in any cell to unselect the range ./#K@V1
Right click in each cell and choose Vary for `<HY$PAe
Thickness of surfaces 1, 4, 6 .%->
Glass of surfaces 1, 4, 6 ,wO5IaV
File > Save Lens Km+29
Using Quick Analysis tool bar, click… 1b6gTfU
Quick Spot Diagram (note scale) 5*g@;aR1
Quick Ray Aberration Plot (note scale) V2, .@j#
Quick Field Plot (note scales and maximum distortion value) \` >Y
Analysis > Diffraction > MTF !}1n? ~]`
Freq/Calc Tab: Maximum 68, Increment 17 [n74&EH
Graphics tab: Max plot freq 68 <@*mFq0 ,
Click OK (keep window open, tear off starting MTF graph for later comparison) 2d.I3z:[
Optimization > Automatic Design BC@"WlD
Output controls: Click Draw System button d /t'N-m
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) 3J'a
Specific constraints: s
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Click Insert Specific Constraint s\7|b:y&
Default display is Optical Definitions, Effective Focal Length (correct choice) 0QC*Z (
Enter 8.25 for Constraint Target Qs% f6rL
Click OK. aOYd "S}u
File > Save Lens As (new name, digcam20_opt.len) _LK>3 S qd
Re-run View Lens window to see new lens picture. 2"__j p:(
Re-run each of the Quick Analysis windows and note scales. ,nHz~Xi1t
Re-run the MTF window, compare to tear-off of starting point G)< k5U4
---------------------------------------------------------------------------------------------- $S,Uoh
以下直接复制到命令行即可出最终结果 cK-!Evv
---------------------------------------------------------------------------------------------- ,{oP`4\Lm
! Command inputs for Workshop 2-2 (for reference) (O`=$e
!Restore 20 Degree Digital Camera Lens Setup u'32nf?
!FILE > OPEN ;quGy3
RES digcam20_start.len ` gss(o1}
!Vary all radii curvature by right clicking in LDM and selecting VARY v(: VUo]H
!HINT: for curvatures highlight all and select vary. Then go back and k*M{?4
!freeze stop surface radius. "{ V,(w8Dt
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 ,E>VYkoA
!Vary all thicknesses by same method. Do not select surface with solve since l^Lg"m2
!varying this surface will delete solve. If mistake, use UNDO or go to *JpEBtTv=5
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve Fa/i./V2
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 P@5^`b|
THC S8 0 !Don't forget to vary the image distance which calculates best ;<&s _C3
!best real-ray focus from paraxial image plane v>nJy~O]
!Vary glass by highlighting, right clicking, and selecting Vary o9~qJnB/O
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 MfL q
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!Optimize OPTIMIZATION > AUTOMATIC DESIGN zJ9,iJyuD
AUT yTDoS|B+)
EFL Z1 = 8.25 !Effective Focal Length Constraint omRd'\ RO
MNT 0.8 !Minimum Center Thickness General Constraint kb%W3c9HO
MNE 0.5 !Minimum Edge Thickness General Constraint 5 ;|9bWH
DRA S1..I YES !Draw a picture of lens system at each cycle V_
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GO %^5$=w
!Reanalyze the system. Make sure to "Tear Off" original analysis before Me`"@{r|#
!re-executing to compare optimized system 9J|YP}%
!Re-execute Drawing L>L4%?
VIE eq@ v2o7
GO @+{S-iD"
!Re-execute MTF &
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MTF d&ZwVF!
MFR 68 H@
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IFR 17 w}(xs)`num
GO @DUdgPA
!Re-execute Field (Distortion) Analysis * 508PY
FIE q7)$WXe2LM
GO 6Nl$&jL
!Save Lens FILE > SAVE LENS AS... 2
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SAV digcam20_opt
