主要是看人家的操作步骤,想学命令的人请看，十分有用 np6R\Q!&
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) @k m@\w
Display > View Lens (accept defaults, click OK, keep window open) {y%cTuC=
In LDM spreadsheet, select surfaces 1 to Image b9Mp@I7Q-
Choose Edit > Default Variables, then click in any cell to unselect the range 8 t5o&8v
Right click in each cell and choose Vary for _g 2"D [I%
Thickness of surfaces 1, 4, 6 [q!/YL3 %
Glass of surfaces 1, 4, 6 t}wwRWo2?f
File > Save Lens 6 BdK)s
Using Quick Analysis tool bar, click… f6])M)
Quick Spot Diagram (note scale) bn#'o(Lp
Quick Ray Aberration Plot (note scale) =3dR- 3
Quick Field Plot (note scales and maximum distortion value) m FgrT
Analysis > Diffraction > MTF @QO^3%b8
Freq/Calc Tab: Maximum 68, Increment 17 tu:W1?
Graphics tab: Max plot freq 68 hCPyCq]
Click OK (keep window open, tear off starting MTF graph for later comparison) h3rVa6cxM
Optimization > Automatic Design :%4N4|
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Output controls: Click Draw System button `Iqh\oY8-
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) BS|$-i 5L
Specific constraints: _O3X;U7rc
Click Insert Specific Constraint s P~;i qk
Default display is Optical Definitions, Effective Focal Length (correct choice) r ]=Z :
Enter 8.25 for Constraint Target i ?:#lbw_
Click OK. vI20G89E
File > Save Lens As (new name, digcam20_opt.len) P}=U
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Re-run View Lens window to see new lens picture. }Y!v"DO#Q*
Re-run each of the Quick Analysis windows and note scales. <%N*IE"q
Re-run the MTF window, compare to tear-off of starting point
