主要是看人家的操作步骤,想学命令的人请看，十分有用 g SwG=e\
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) 'LOqGpmVc
Display > View Lens (accept defaults, click OK, keep window open) 'wZy: c
In LDM spreadsheet, select surfaces 1 to Image BJq}1mn*
Choose Edit > Default Variables, then click in any cell to unselect the range m0*
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Right click in each cell and choose Vary for lcP@5ZW
Thickness of surfaces 1, 4, 6 87Uv+((H
Glass of surfaces 1, 4, 6 .;F+ QP0
File > Save Lens ~^euaOFU 6
Using Quick Analysis tool bar, click… &B 2c]GoW
Quick Spot Diagram (note scale) UxvsSH i
Quick Ray Aberration Plot (note scale) xWw Prd
Quick Field Plot (note scales and maximum distortion value) aK>9:{]ez
Analysis > Diffraction > MTF #,PAM.rH
Freq/Calc Tab: Maximum 68, Increment 17 *~cs8<.!1
Graphics tab: Max plot freq 68 F ezW/+D
Click OK (keep window open, tear off starting MTF graph for later comparison) %~;Q_#CR/K
Optimization > Automatic Design [s34N+vU
Output controls: Click Draw System button __fR #D
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) 6C0_. = 7#
Specific constraints: W@C56fCa
Click Insert Specific Constraint 0;H6b=
Default display is Optical Definitions, Effective Focal Length (correct choice) u20b+c4
Enter 8.25 for Constraint Target 6uXW`/lvX
Click OK. IX*S:7S[
File > Save Lens As (new name, digcam20_opt.len) CU;nrd "
Re-run View Lens window to see new lens picture. )[) ]@e
Re-run each of the Quick Analysis windows and note scales. -5cH$]1\
Re-run the MTF window, compare to tear-off of starting point RsD`9>6)
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以下直接复制到命令行即可出最终结果 -Wn. @bz6B
---------------------------------------------------------------------------------------------- 3.0c/v5Go
! Command inputs for Workshop 2-2 (for reference) D+)=bPMe
!Restore 20 Degree Digital Camera Lens Setup i-FUAR
!FILE > OPEN iXm||?Rnx
RES digcam20_start.len ]18ygqt
!Vary all radii curvature by right clicking in LDM and selecting VARY - h@0 1
!HINT: for curvatures highlight all and select vary. Then go back and H/3Zdj 9
!freeze stop surface radius. N39nJqo>"
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 ,4Fq vg
!Vary all thicknesses by same method. Do not select surface with solve since (K6`nWk2
!varying this surface will delete solve. If mistake, use UNDO or go to WDGGT .h G
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve oyt //SE
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 ZQkw }3*n
THC S8 0 !Don't forget to vary the image distance which calculates best jDX<iX%e
!best real-ray focus from paraxial image plane 1 (i>Vt.+
!Vary glass by highlighting, right clicking, and selecting Vary Vrj1$NL%
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 bVeTseAG
!Optimize OPTIMIZATION > AUTOMATIC DESIGN rH9}nL
AUT hcgc
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EFL Z1 = 8.25 !Effective Focal Length Constraint ww($0A`ek
MNT 0.8 !Minimum Center Thickness General Constraint Uo}&-$ B
MNE 0.5 !Minimum Edge Thickness General Constraint 7Hl_[n|
DRA S1..I YES !Draw a picture of lens system at each cycle -p.*<y
GO b H?qijrC
!Reanalyze the system. Make sure to "Tear Off" original analysis before >NRz*h #
!re-executing to compare optimized system klJ[ {p
!Re-execute Drawing b'1d<sD
VIE G\+nWvV7
GO HD)HCDTX
!Re-execute MTF +q j*P9
MTF P"x-7>c>Y
MFR 68 @7s,| \
IFR 17 @pG lWw9*
GO p R wGv
!Re-execute Field (Distortion) Analysis 3EVC8 ue
FIE (bx\4Ws
GO X^D9)kel
!Save Lens FILE > SAVE LENS AS... Dsj|~J3
SAV digcam20_opt
