| longlllooo |
2006-03-27 20:26 |
主要是看人家的操作步骤,想学命令的人请看，十分有用 ma__LWKM,
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) o H o@rGU
Display > View Lens (accept defaults, click OK, keep window open) Fp3NWvu
In LDM spreadsheet, select surfaces 1 to Image -_<rmR[:]
Choose Edit > Default Variables, then click in any cell to unselect the range g<ZB9;FX %
Right click in each cell and choose Vary for Km UH([#
Thickness of surfaces 1, 4, 6 {ek a xSR
Glass of surfaces 1, 4, 6 IIrp-E MXJ
File > Save Lens g9N_s,3jC
Using Quick Analysis tool bar, click… a!iG;:K
Quick Spot Diagram (note scale) fa~4+jx>S
Quick Ray Aberration Plot (note scale) ' 3h"Ol{b
Quick Field Plot (note scales and maximum distortion value) IEbk _-h[
Analysis > Diffraction > MTF puE!7 :X7
Freq/Calc Tab: Maximum 68, Increment 17 pAZD>15l"
Graphics tab: Max plot freq 68 M`1pze_A
Click OK (keep window open, tear off starting MTF graph for later comparison) Ft} h&aYP
Optimization > Automatic Design VV'K$v3'N8
Output controls: Click Draw System button J erueF;J
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) 3m2hB%SNb
Specific constraints: iLd_{
Click Insert Specific Constraint y+R *<5qC<
Default display is Optical Definitions, Effective Focal Length (correct choice) st91r V$y?
Enter 8.25 for Constraint Target Ze?(N~
Click OK. > St]MS
File > Save Lens As (new name, digcam20_opt.len) <G+IbUG:
Re-run View Lens window to see new lens picture. Ml bQLtw
Re-run each of the Quick Analysis windows and note scales. o3=2`BvJ
Re-run the MTF window, compare to tear-off of starting point c-? 2>%;(V
---------------------------------------------------------------------------------------------- qKL :#ny
以下直接复制到命令行即可出最终结果 1$A7 BP
---------------------------------------------------------------------------------------------- tN-U,6c]
! Command inputs for Workshop 2-2 (for reference) NG )Xk[q4
!Restore 20 Degree Digital Camera Lens Setup ^seb8o7
!FILE > OPEN M .*3qWM
RES digcam20_start.len -Y?C1DbKz
!Vary all radii curvature by right clicking in LDM and selecting VARY fWutB5?P
!HINT: for curvatures highlight all and select vary. Then go back and 5(+9(
\x
!freeze stop surface radius. zG"*B_l}+
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 Ug2^cgL
!Vary all thicknesses by same method. Do not select surface with solve since KUR9v o
!varying this surface will delete solve. If mistake, use UNDO or go to Y2Z<A(W
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve @'D ,T^I
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 p|q } z /
THC S8 0 !Don't forget to vary the image distance which calculates best Uo D@ix&0
!best real-ray focus from paraxial image plane pb `!_GmB
!Vary glass by highlighting, right clicking, and selecting Vary $N@EH;{_0
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 zJx O\
!Optimize OPTIMIZATION > AUTOMATIC DESIGN cz{5-;$9Z
AUT [H-r0A h
EFL Z1 = 8.25 !Effective Focal Length Constraint *|OP>N
MNT 0.8 !Minimum Center Thickness General Constraint J/-&Fa\(
MNE 0.5 !Minimum Edge Thickness General Constraint B '@a36
DRA S1..I YES !Draw a picture of lens system at each cycle =x QLf4>
GO nKR=/5a4Y
!Reanalyze the system. Make sure to "Tear Off" original analysis before v&#=1Zb
!re-executing to compare optimized system x!@ 3.$
!Re-execute Drawing w%Bo7 'o)V
VIE ,sk0){ rW
GO ";>>{lYA .
!Re-execute MTF I z^lED
MTF ko T b{U L
MFR 68 $t1XoL
IFR 17 ,xhB
GO QP%*`t?
!Re-execute Field (Distortion) Analysis !+F6 Bf
FIE M@wQ6ow
GO cW|M4`
!Save Lens FILE > SAVE LENS AS... *
11|P
SAV digcam20_opt
|
|
