主要是看人家的操作步骤,想学命令的人请看,十分有用 =W)Fa6P3j(
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) 2<}^m/}
Display > View Lens (accept defaults, click OK, keep window open) "-xm+7
In LDM spreadsheet, select surfaces 1 to Image r,=xI`XH
Choose Edit > Default Variables, then click in any cell to unselect the range @O+yxGA
Right click in each cell and choose Vary for _3<J!$]&p
Thickness of surfaces 1, 4, 6 ey<u
Glass of surfaces 1, 4, 6 6N(Wv0b $
File > Save Lens GL&ri!,
Using Quick Analysis tool bar, click… y [e$
Quick Spot Diagram (note scale) Z!=/[,b
Quick Ray Aberration Plot (note scale) B&A4-w v
Quick Field Plot (note scales and maximum distortion value) XOzPi*V**
Analysis > Diffraction > MTF /b,M492
Freq/Calc Tab: Maximum 68, Increment 17 +U&aK dQs
Graphics tab: Max plot freq 68 <lZyUd
Click OK (keep window open, tear off starting MTF graph for later comparison) o:#l r{
Optimization > Automatic Design e:{v.C0ez
Output controls: Click Draw System button Vnuz!
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General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) Py\xN
Specific constraints: STu!v5XY}-
Click Insert Specific Constraint ,(Fo%.j
Default display is Optical Definitions, Effective Focal Length (correct choice) aB<~T[H%h
Enter 8.25 for Constraint Target '1;Q'-/J
Click OK. =Z_\8qc
File > Save Lens As (new name, digcam20_opt.len) b!SGQv(^M
Re-run View Lens window to see new lens picture. Y2vzK;
Re-run each of the Quick Analysis windows and note scales. ;RZ@t6^
Re-run the MTF window, compare to tear-off of starting point