主要是看人家的操作步骤,想学命令的人请看，十分有用 | NyANsI
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) 6Q_ZP#oAV
Display > View Lens (accept defaults, click OK, keep window open) {uxTgX
In LDM spreadsheet, select surfaces 1 to Image -}RGz_LO/
Choose Edit > Default Variables, then click in any cell to unselect the range pz"}o#R"x
Right click in each cell and choose Vary for +5GPU 9k
Thickness of surfaces 1, 4, 6 b`;Cm)@X!)
Glass of surfaces 1, 4, 6 bpa'`sf
File > Save Lens k{bC3)'$#R
Using Quick Analysis tool bar, click… hJ75(I
*j
Quick Spot Diagram (note scale) M3eFG@,
Quick Ray Aberration Plot (note scale) h r6?9RJY
Quick Field Plot (note scales and maximum distortion value) u R]8ZT")
Analysis > Diffraction > MTF FJFO0Hb6
Freq/Calc Tab: Maximum 68, Increment 17 "i&9RA! 1
Graphics tab: Max plot freq 68 V /RV, K1/
Click OK (keep window open, tear off starting MTF graph for later comparison) 9}+X#ma.Nc
Optimization > Automatic Design 4ZkaH(a1
Output controls: Click Draw System button Z7k ku :9
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) Lzx2An@R
Specific constraints: s%G%s,d
Click Insert Specific Constraint s 0DT1s&
Default display is Optical Definitions, Effective Focal Length (correct choice) 9x eg,#1
Enter 8.25 for Constraint Target 8YQ7XB
Click OK. p[}~Z|(
File > Save Lens As (new name, digcam20_opt.len) >[Tt'.S!?
Re-run View Lens window to see new lens picture. 3Te&w9K
Re-run each of the Quick Analysis windows and note scales. 5>hXqNjP2
Re-run the MTF window, compare to tear-off of starting point t
>Rh
---------------------------------------------------------------------------------------------- Ql"~ z^L
以下直接复制到命令行即可出最终结果 H%0WD_
---------------------------------------------------------------------------------------------- szD9z{9"y
! Command inputs for Workshop 2-2 (for reference) -] G=Q1 1
!Restore 20 Degree Digital Camera Lens Setup *77Y$X##k
!FILE > OPEN b&'Y W*W
RES digcam20_start.len *d31fBCk%
!Vary all radii curvature by right clicking in LDM and selecting VARY EXR6Vb,
!HINT: for curvatures highlight all and select vary. Then go back and y[GqV_~?Y
!freeze stop surface radius. I A$=
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 x+v&3YF
!Vary all thicknesses by same method. Do not select surface with solve since 7Rn
4gT
!varying this surface will delete solve. If mistake, use UNDO or go to )_}xK={
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve # k,.xMJ~
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 iu2O/l# r
THC S8 0 !Don't forget to vary the image distance which calculates best t
;fJ` .
!best real-ray focus from paraxial image plane COj^pdE3
!Vary glass by highlighting, right clicking, and selecting Vary h-U]?De5\
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 E&)o.l<h|
!Optimize OPTIMIZATION > AUTOMATIC DESIGN U|aEyMU
AUT 'Z)#Sz Y
EFL Z1 = 8.25 !Effective Focal Length Constraint H|/"'t
OZ
MNT 0.8 !Minimum Center Thickness General Constraint /v.<h*hxWy
MNE 0.5 !Minimum Edge Thickness General Constraint V6B[eV$D
DRA S1..I YES !Draw a picture of lens system at each cycle a%`L+b5-$
GO ! vuun |
!Reanalyze the system. Make sure to "Tear Off" original analysis before fS p
!re-executing to compare optimized system ""IPaNHQ
!Re-execute Drawing qC q?`0&#
VIE 2iC BF-,
GO y( UWh4?t
!Re-execute MTF s+ ^1\
MTF O x@$ }
MFR 68 E+ /XKF
IFR 17 # wyjb:Ql
GO W,:j >v g
!Re-execute Field (Distortion) Analysis zoBp02j
FIE g[;&_gL
GO L @J$kqWY
!Save Lens FILE > SAVE LENS AS... rS+ >oP}
SAV digcam20_opt
