主要是看人家的操作步骤,想学命令的人请看，十分有用 |"9vq<`
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) H{Lt,#
Display > View Lens (accept defaults, click OK, keep window open) HDKY7Yr
In LDM spreadsheet, select surfaces 1 to Image &-JIXVd* R
Choose Edit > Default Variables, then click in any cell to unselect the range -1`}|t;
Right click in each cell and choose Vary for Q~k|lTf
Thickness of surfaces 1, 4, 6 ^tWSu?9
Glass of surfaces 1, 4, 6 W1t_P&i
File > Save Lens ZM <UiN
Using Quick Analysis tool bar, click… >;%QW
Quick Spot Diagram (note scale) n<<arO"cv
Quick Ray Aberration Plot (note scale) s{V&vRr
Quick Field Plot (note scales and maximum distortion value) .;.Zbhm
Analysis > Diffraction > MTF ~ Fl\c-
Freq/Calc Tab: Maximum 68, Increment 17 ,j\uvi(Y
Graphics tab: Max plot freq 68 * LWihal
Click OK (keep window open, tear off starting MTF graph for later comparison) `T ^0&#
Optimization > Automatic Design Gm =&[ ?}
Output controls: Click Draw System button FeQo,a
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) PYY<
Specific constraints: (x.qyYEoI
Click Insert Specific Constraint e^\#DDm
Default display is Optical Definitions, Effective Focal Length (correct choice) aG4 ^xOD
Enter 8.25 for Constraint Target 61OlnmvE
Click OK. E<0Mluk
File > Save Lens As (new name, digcam20_opt.len) Cw kQhj?
Re-run View Lens window to see new lens picture. qe(C>qjMbG
Re-run each of the Quick Analysis windows and note scales. $= 2[Q
Re-run the MTF window, compare to tear-off of starting point ]n<B a7Y
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以下直接复制到命令行即可出最终结果 CRrEs
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! Command inputs for Workshop 2-2 (for reference) j
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!Restore 20 Degree Digital Camera Lens Setup QR8]d1+GV
!FILE > OPEN sCQV-%9
RES digcam20_start.len 9.( [,J
!Vary all radii curvature by right clicking in LDM and selecting VARY MBKF8b'k
!HINT: for curvatures highlight all and select vary. Then go back and $#W^JWN1
!freeze stop surface radius. 7!m<d,]N
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 _4#7 ? p
!Vary all thicknesses by same method. Do not select surface with solve since /RxqFpu|.
!varying this surface will delete solve. If mistake, use UNDO or go to q D=b+\F
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve k]RQ 7e
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 6cbV[ !BL
THC S8 0 !Don't forget to vary the image distance which calculates best TeR bW
!best real-ray focus from paraxial image plane T?.l_"%%d
!Vary glass by highlighting, right clicking, and selecting Vary "[7'i<,AI
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 EGFPv'De
!Optimize OPTIMIZATION > AUTOMATIC DESIGN CtD<% v3`
AUT \9od*y
EFL Z1 = 8.25 !Effective Focal Length Constraint <@+L^Ps~z
MNT 0.8 !Minimum Center Thickness General Constraint oY,{9H37b
MNE 0.5 !Minimum Edge Thickness General Constraint OPqhdqo
DRA S1..I YES !Draw a picture of lens system at each cycle Nt?=0X|M
GO :6EX-Xyj
!Reanalyze the system. Make sure to "Tear Off" original analysis before ]6|?H6'/`v
!re-executing to compare optimized system .RmoO\
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!Re-execute Drawing ' @\[U0?@K
VIE !O'p{dj][
GO e},:QL0X
!Re-execute MTF 1 Ak0A6E
MTF ^( 7l!
MFR 68 pI>GusXg
IFR 17 Tkp"mT
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GO C$LRX7Z`o
!Re-execute Field (Distortion) Analysis bm Kvvq
FIE BrzTOkeyG
GO J<Ki;_=I
!Save Lens FILE > SAVE LENS AS... pjSM7PhQ
SAV digcam20_opt
