主要是看人家的操作步骤,想学命令的人请看,十分有用 RS9mAeX4h
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) 4lsg%b6_%,
Display > View Lens (accept defaults, click OK, keep window open) 2r*Yd(e
In LDM spreadsheet, select surfaces 1 to Image ) |Md"r_B
Choose Edit > Default Variables, then click in any cell to unselect the range TChKm-x
Right click in each cell and choose Vary for P; DGs]PF
Thickness of surfaces 1, 4, 6 &
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Glass of surfaces 1, 4, 6 N799@:.
File > Save Lens oJln"-M1nx
Using Quick Analysis tool bar, click… ["}Yp
Quick Spot Diagram (note scale) TZ>_N;jTZ
Quick Ray Aberration Plot (note scale) wzNGL{3
Quick Field Plot (note scales and maximum distortion value) G~FAChI8![
Analysis > Diffraction > MTF 4O1[D?)`x
Freq/Calc Tab: Maximum 68, Increment 17 Puodsd
Graphics tab: Max plot freq 68 am(jmf::
Click OK (keep window open, tear off starting MTF graph for later comparison) vC|V8ea
Optimization > Automatic Design rJws#^]
Output controls: Click Draw System button s!eB8lkcT
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) ! 1wf/C;=
Specific constraints: nhb: y
Click Insert Specific Constraint _X"G(
Default display is Optical Definitions, Effective Focal Length (correct choice) TW)~&;1l
Enter 8.25 for Constraint Target Bq*aP*jv
Click OK. 9S!
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File > Save Lens As (new name, digcam20_opt.len) $CP_oEb
Re-run View Lens window to see new lens picture. vd ]75
Re-run each of the Quick Analysis windows and note scales. iW$f1=i
Re-run the MTF window, compare to tear-off of starting point