主要是看人家的操作步骤,想学命令的人请看，十分有用 k8S u/U
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) i"2J5 LLv
Display > View Lens (accept defaults, click OK, keep window open) V{ a}#J
In LDM spreadsheet, select surfaces 1 to Image 2yi*eR
Choose Edit > Default Variables, then click in any cell to unselect the range
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Right click in each cell and choose Vary for mlsvP%[f.
Thickness of surfaces 1, 4, 6 #2ZrdD"5kQ
Glass of surfaces 1, 4, 6 ~x +:44*
File > Save Lens eY6gb!5u
Using Quick Analysis tool bar, click… $w";*">:0
Quick Spot Diagram (note scale) vJ# rW8y
Quick Ray Aberration Plot (note scale) FEm1^X#]
Quick Field Plot (note scales and maximum distortion value) _^ CQ*+F
Analysis > Diffraction > MTF n{qa ]3
Freq/Calc Tab: Maximum 68, Increment 17 4:%El+,_Y
Graphics tab: Max plot freq 68 kcma/d
Click OK (keep window open, tear off starting MTF graph for later comparison) fm ZzBZ_
Optimization > Automatic Design #V(Hk )
Output controls: Click Draw System button fed[^wW
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) N~Sue
Specific constraints: ?=|) n%
Click Insert Specific Constraint E:dT_x<Y
Default display is Optical Definitions, Effective Focal Length (correct choice) ! )51v {
Enter 8.25 for Constraint Target <Vr ] 2mw
Click OK. Hjo:;s
File > Save Lens As (new name, digcam20_opt.len) =5s~$C
Re-run View Lens window to see new lens picture. 6U,U[MWJ
Re-run each of the Quick Analysis windows and note scales. tswG"1R
Re-run the MTF window, compare to tear-off of starting point 2\iD;Z#gM
---------------------------------------------------------------------------------------------- Xx 9~
以下直接复制到命令行即可出最终结果 l+3%%TV@L
---------------------------------------------------------------------------------------------- !kHy LEV
! Command inputs for Workshop 2-2 (for reference) #IL~0 t
!Restore 20 Degree Digital Camera Lens Setup ([4{ n
!FILE > OPEN CpP$HrQ
RES digcam20_start.len ]>S$R&a
!Vary all radii curvature by right clicking in LDM and selecting VARY 8 ' g*}[
!HINT: for curvatures highlight all and select vary. Then go back and ]mJAKy cE%
!freeze stop surface radius. e)
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CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 %8` 1Li6 g
!Vary all thicknesses by same method. Do not select surface with solve since #Ko+_Hm?4
!varying this surface will delete solve. If mistake, use UNDO or go to ytBxe]
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve 7Hr4yh[j&
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 sP8-gkkor
THC S8 0 !Don't forget to vary the image distance which calculates best V;(* \"O
!best real-ray focus from paraxial image plane =-1^ K
!Vary glass by highlighting, right clicking, and selecting Vary >/OXC+=^4
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 [#3Cg%V
!Optimize OPTIMIZATION > AUTOMATIC DESIGN Q+%m+ /Zq
AUT Q,M/R6i-
EFL Z1 = 8.25 !Effective Focal Length Constraint e&a[k
MNT 0.8 !Minimum Center Thickness General Constraint [2H(yLw O
MNE 0.5 !Minimum Edge Thickness General Constraint WH D/s
DRA S1..I YES !Draw a picture of lens system at each cycle [0,q7d?"
GO #*;fQ&p
!Reanalyze the system. Make sure to "Tear Off" original analysis before 5+Zx-oWq_
!re-executing to compare optimized system w$_'xX(
!Re-execute Drawing uK&wS #uY
VIE A](}"Pi!n
GO efAahH
!Re-execute MTF L!}j3(I
MTF 5KPPZmO
MFR 68 da86Jj=k
IFR 17 Z@aL"@2]a
GO G zZ|T7fm
!Re-execute Field (Distortion) Analysis Uub%s` O
FIE Drq{)#7
GO bEXHB
!Save Lens FILE > SAVE LENS AS... p~zTRnm
SAV digcam20_opt
