主要是看人家的操作步骤,想学命令的人请看，十分有用 vaj6 6nV
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) ys/mv'#>
Display > View Lens (accept defaults, click OK, keep window open) <c ovApx
In LDM spreadsheet, select surfaces 1 to Image u!uDu,y
Choose Edit > Default Variables, then click in any cell to unselect the range | sFe:TX
Right click in each cell and choose Vary for ^-IsK#r. k
Thickness of surfaces 1, 4, 6 \ZFQ?e,d
Glass of surfaces 1, 4, 6 `
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File > Save Lens <s-@!8*(
Using Quick Analysis tool bar, click… Nr"N\yOA/
Quick Spot Diagram (note scale) ]|N4 #4
Quick Ray Aberration Plot (note scale) X[ Ek'=}
Quick Field Plot (note scales and maximum distortion value) y"\,%.
Analysis > Diffraction > MTF 'Y[A'.*}4
Freq/Calc Tab: Maximum 68, Increment 17 <KwK
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Graphics tab: Max plot freq 68 @LKG\zYBu
Click OK (keep window open, tear off starting MTF graph for later comparison) ( L5'rNk
Optimization > Automatic Design AD@PNM
Output controls: Click Draw System button r%l%yCH
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) u`pROd/ R5
Specific constraints: 9"aFS=><
Click Insert Specific Constraint bw<w
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Default display is Optical Definitions, Effective Focal Length (correct choice) ?Y{^un
Enter 8.25 for Constraint Target WkaR{{nM
Click OK. s$Zq/l$1x
File > Save Lens As (new name, digcam20_opt.len) .NkAD-k`
Re-run View Lens window to see new lens picture. JblmXqtC
Re-run each of the Quick Analysis windows and note scales. 5)yOw|Bd
Re-run the MTF window, compare to tear-off of starting point lB!vF ~A&
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以下直接复制到命令行即可出最终结果 K O |pJ3
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! Command inputs for Workshop 2-2 (for reference) 8* yo7q&
!Restore 20 Degree Digital Camera Lens Setup sc8DY!|OYN
!FILE > OPEN ~pevU`}Uqc
RES digcam20_start.len g(<T u^F
!Vary all radii curvature by right clicking in LDM and selecting VARY zq;DIWPIoJ
!HINT: for curvatures highlight all and select vary. Then go back and XY{:tR_al
!freeze stop surface radius. 3e TrtCe$
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 HmExfW
!Vary all thicknesses by same method. Do not select surface with solve since h `ME(U~<<
!varying this surface will delete solve. If mistake, use UNDO or go to @ EmGexLPM
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve j`R <90~/
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 i
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THC S8 0 !Don't forget to vary the image distance which calculates best '_ qQrP#
!best real-ray focus from paraxial image plane (a
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!Vary glass by highlighting, right clicking, and selecting Vary nG"n-$A?<
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 q[G /}
!Optimize OPTIMIZATION > AUTOMATIC DESIGN ku9@&W+
AUT f]8!DXEA
EFL Z1 = 8.25 !Effective Focal Length Constraint -@2'I++"@
MNT 0.8 !Minimum Center Thickness General Constraint Xlv#=@;O]
MNE 0.5 !Minimum Edge Thickness General Constraint 1OJ*wI*
DRA S1..I YES !Draw a picture of lens system at each cycle tqf& N0*
GO ,;.B4
!Reanalyze the system. Make sure to "Tear Off" original analysis before R zS|dGNQE
!re-executing to compare optimized system rLJ[FqS
!Re-execute Drawing $;Vc@mYGW;
VIE Dz`k[mI
GO j1YH9T#|D
!Re-execute MTF mz\NFC<
MTF ZBX
MFR 68 XDk'2ycv
IFR 17 h2wN< dJCM
GO e&QS#k
!Re-execute Field (Distortion) Analysis :N@U[Wx0A
FIE 6F`qi: a+
GO W]]q=c%2
!Save Lens FILE > SAVE LENS AS... gYatsFyL
SAV digcam20_opt
