主要是看人家的操作步骤,想学命令的人请看，十分有用 Of7) A
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) x56
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Display > View Lens (accept defaults, click OK, keep window open) QHs:=i~VH
In LDM spreadsheet, select surfaces 1 to Image x*&&?nV Iz
Choose Edit > Default Variables, then click in any cell to unselect the range {IPn\Bka
Right click in each cell and choose Vary for &lPBqw
Thickness of surfaces 1, 4, 6 7s8<FyFsjd
Glass of surfaces 1, 4, 6
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File > Save Lens Mj
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Using Quick Analysis tool bar, click… \W`} L
Quick Spot Diagram (note scale) 2Cd
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Quick Ray Aberration Plot (note scale) r` `i C5Ii
Quick Field Plot (note scales and maximum distortion value) ?[ S
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Analysis > Diffraction > MTF nN=:#4
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Freq/Calc Tab: Maximum 68, Increment 17 hG~]~ )
Graphics tab: Max plot freq 68 O<dZA=Oez
Click OK (keep window open, tear off starting MTF graph for later comparison) \gp,Txueb
Optimization > Automatic Design =F %wlzF:
Output controls: Click Draw System button Z0" &
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) 4/2RfDp
Specific constraints: F7Dc!JNa
Click Insert Specific Constraint a\&(Ua
Default display is Optical Definitions, Effective Focal Length (correct choice) RZd4(7H=q
Enter 8.25 for Constraint Target p_5>?[TW:
Click OK. }^pQbFku
File > Save Lens As (new name, digcam20_opt.len) qXB03}] G
Re-run View Lens window to see new lens picture. *]m kyAhi
Re-run each of the Quick Analysis windows and note scales. fmnR UN=
Re-run the MTF window, compare to tear-off of starting point
