主要是看人家的操作步骤,想学命令的人请看，十分有用 ?[< #>,W
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) GIZw/L7Yb
Display > View Lens (accept defaults, click OK, keep window open) 9? y&/D5O
In LDM spreadsheet, select surfaces 1 to Image !nU|3S[b
Choose Edit > Default Variables, then click in any cell to unselect the range ShesJj
Right click in each cell and choose Vary for [\3W_jR
Thickness of surfaces 1, 4, 6 rS8}(lf
Glass of surfaces 1, 4, 6 &WNIL13DK
File > Save Lens $p |Im,
Using Quick Analysis tool bar, click… s}F.D^^G
Quick Spot Diagram (note scale) m6uFmU*<M}
Quick Ray Aberration Plot (note scale) k8c( |/7d
Quick Field Plot (note scales and maximum distortion value) #y-R*4G
Analysis > Diffraction > MTF JNv@MJb}
Freq/Calc Tab: Maximum 68, Increment 17 Lpohc4 d[V
Graphics tab: Max plot freq 68 FsLd&$?T&
Click OK (keep window open, tear off starting MTF graph for later comparison) K7 X * N
Optimization > Automatic Design mw&'@M_(7
Output controls: Click Draw System button U"RA*|
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) fjC FJ_
Specific constraints: A0,h 7<i
Click Insert Specific Constraint ,bzC| AK
Default display is Optical Definitions, Effective Focal Length (correct choice) UD=[::##
Enter 8.25 for Constraint Target jO-T1P']Y
Click OK. ~BiLzT1,
File > Save Lens As (new name, digcam20_opt.len) OS-k_l L
Re-run View Lens window to see new lens picture. ,BFw-A
Re-run each of the Quick Analysis windows and note scales. M`n0
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Re-run the MTF window, compare to tear-off of starting point RzU9]e
---------------------------------------------------------------------------------------------- Z((e-T#,
以下直接复制到命令行即可出最终结果 tA]u=-_h
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! Command inputs for Workshop 2-2 (for reference) Dn)B19b
!Restore 20 Degree Digital Camera Lens Setup Id1de >:;
!FILE > OPEN ^ WF_IH&
RES digcam20_start.len Oy b0t|do+
!Vary all radii curvature by right clicking in LDM and selecting VARY M@JW/~ p '
!HINT: for curvatures highlight all and select vary. Then go back and Hy5 6@jW+E
!freeze stop surface radius. 8DX5bB
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 `=S%!akj
!Vary all thicknesses by same method. Do not select surface with solve since Zv2]X-
!varying this surface will delete solve. If mistake, use UNDO or go to eLLOE)x
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve ,Wtgj=1!.
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 W[sQ_Z1C
THC S8 0 !Don't forget to vary the image distance which calculates best znDpg{U(
!best real-ray focus from paraxial image plane B}nT>Ub
!Vary glass by highlighting, right clicking, and selecting Vary M3Qi]jO98
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 l$[,V:N
!Optimize OPTIMIZATION > AUTOMATIC DESIGN m%'T90mi
AUT hX vC>ie(i
EFL Z1 = 8.25 !Effective Focal Length Constraint L1WvX6
MNT 0.8 !Minimum Center Thickness General Constraint Xvk+ 1:D
MNE 0.5 !Minimum Edge Thickness General Constraint \r9E6LL X'
DRA S1..I YES !Draw a picture of lens system at each cycle 5 `@yX[G
GO nch#DE8 2
!Reanalyze the system. Make sure to "Tear Off" original analysis before 6v74mIRn'?
!re-executing to compare optimized system "_2;+@+
!Re-execute Drawing 65nK1W`i
VIE -?l`LbD
GO rp ^:{6O
!Re-execute MTF Rn`DUYg
MTF -p%cw0*Y]C
MFR 68 ZuZCIqN
IFR 17 7kI TssVHI
GO tt
CC]
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!Re-execute Field (Distortion) Analysis O \gVB!x
FIE qA[cF$CIl)
GO scTt53v^
!Save Lens FILE > SAVE LENS AS... _[Sh`4`r
SAV digcam20_opt
