主要是看人家的操作步骤,想学命令的人请看,十分有用 la`f@~Bbr1
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) ;Ehv1{;
Display > View Lens (accept defaults, click OK, keep window open) ]F"@+_E
In LDM spreadsheet, select surfaces 1 to Image *+ +}ll6
Choose Edit > Default Variables, then click in any cell to unselect the range ]MB6++.e
Right click in each cell and choose Vary for A9LVS&52
Thickness of surfaces 1, 4, 6 [2z
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Glass of surfaces 1, 4, 6 |43Oc:Ah+
File > Save Lens GsIqUM#R
Using Quick Analysis tool bar, click… O*c<m,
Quick Spot Diagram (note scale) #X0Y8:vj
Quick Ray Aberration Plot (note scale) ,6x>gcR
Quick Field Plot (note scales and maximum distortion value) ;;Jx1Q
Analysis > Diffraction > MTF :%IB34e
Freq/Calc Tab: Maximum 68, Increment 17 =@MJEo` D
Graphics tab: Max plot freq 68 v+'*.Iv:
Click OK (keep window open, tear off starting MTF graph for later comparison) a!,X@5
Optimization > Automatic Design \Z-Fu=8J8^
Output controls: Click Draw System button 2W;2._
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) "fu@2y4^
Specific constraints: %ejq|i7
Click Insert Specific Constraint &,$N|$yK}|
Default display is Optical Definitions, Effective Focal Length (correct choice) _[N*k"
Enter 8.25 for Constraint Target mH )i
Click OK. Z5[g[Q
File > Save Lens As (new name, digcam20_opt.len) {}BAQ9|q
Re-run View Lens window to see new lens picture. @R ;&P