主要是看人家的操作步骤,想学命令的人请看，十分有用 i,rX. K}X
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) zm3$)*p1
Display > View Lens (accept defaults, click OK, keep window open) !6hV|2aJy
In LDM spreadsheet, select surfaces 1 to Image a% /D~5Z
Choose Edit > Default Variables, then click in any cell to unselect the range `3* QKi$
Right click in each cell and choose Vary for *y', eB
Thickness of surfaces 1, 4, 6 @|{8/s Oq
Glass of surfaces 1, 4, 6 WM7LCP
File > Save Lens '(-H#D.oy'
Using Quick Analysis tool bar, click… DB}v..
Quick Spot Diagram (note scale) {^k7}`7,
Quick Ray Aberration Plot (note scale) 'uF-}_
|
Quick Field Plot (note scales and maximum distortion value) n2|@Hz_
Analysis > Diffraction > MTF d[Z x [=h
Freq/Calc Tab: Maximum 68, Increment 17 M(I%QD
Graphics tab: Max plot freq 68 {$ > .I
Click OK (keep window open, tear off starting MTF graph for later comparison) V+r&Z<&
Optimization > Automatic Design }2S)CL=
Output controls: Click Draw System button Ai )>ot
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) FjMKb
Specific constraints: E)wf'x
Click Insert Specific Constraint (" + clb`
Default display is Optical Definitions, Effective Focal Length (correct choice) 5,-:31(j\
Enter 8.25 for Constraint Target ;+bF4r@: +
Click OK. ju07gzz
File > Save Lens As (new name, digcam20_opt.len) f>e0 l'\
Re-run View Lens window to see new lens picture. PjXiYc&
Re-run each of the Quick Analysis windows and note scales. fs-LaV
0
Re-run the MTF window, compare to tear-off of starting point CIf@G>e-
---------------------------------------------------------------------------------------------- l]j;0 i
以下直接复制到命令行即可出最终结果 947;6a%$
---------------------------------------------------------------------------------------------- [rW];H8:~
! Command inputs for Workshop 2-2 (for reference) u / DE
!Restore 20 Degree Digital Camera Lens Setup n5;@}Rai
!FILE > OPEN Z>3m-:-e
RES digcam20_start.len %nG>3.%
!Vary all radii curvature by right clicking in LDM and selecting VARY o^Lq8u;i*
!HINT: for curvatures highlight all and select vary. Then go back and kR:kn:
!freeze stop surface radius. 6R guUDRQ
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 t0r0{:
!Vary all thicknesses by same method. Do not select surface with solve since =f [/Pv
!varying this surface will delete solve. If mistake, use UNDO or go to JYmYX-
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve lw99{y3<<
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 "K$c 9Z8
THC S8 0 !Don't forget to vary the image distance which calculates best <&2<>*/.y
!best real-ray focus from paraxial image plane fM|s,'Q1x
!Vary glass by highlighting, right clicking, and selecting Vary kjB'W zZ8
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 +\;Ro18?
!Optimize OPTIMIZATION > AUTOMATIC DESIGN _0FMwC#DY
AUT 0
f$96sl
EFL Z1 = 8.25 !Effective Focal Length Constraint 5j$&Zgx51
MNT 0.8 !Minimum Center Thickness General Constraint %NJ0 Y(:9(
MNE 0.5 !Minimum Edge Thickness General Constraint 'o4`GkNh)
DRA S1..I YES !Draw a picture of lens system at each cycle NZa 7 [}H
GO
;(J&%
!Reanalyze the system. Make sure to "Tear Off" original analysis before !#WQ8s!?o
!re-executing to compare optimized system GQk/ G0*&
!Re-execute Drawing 8 hhMuh
VIE 8F[ ;ma>Z8
GO g|->W]q@;
!Re-execute MTF D&I /Tbc
MTF cWZ uph\
MFR 68 e`H>}O/ai
IFR 17 &-p~UZy
GO V defgq@<
!Re-execute Field (Distortion) Analysis S.B?l_d^
FIE D`!Bj hlW
GO S[yrGX8lu
!Save Lens FILE > SAVE LENS AS... s$ qc &
SAV digcam20_opt
