主要是看人家的操作步骤,想学命令的人请看，十分有用 zFmoo4P/
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) f8'D{OP"G
Display > View Lens (accept defaults, click OK, keep window open) *[t@j*al
In LDM spreadsheet, select surfaces 1 to Image 02q]^3
Choose Edit > Default Variables, then click in any cell to unselect the range xG@zy4
Right click in each cell and choose Vary for \^or l9
Thickness of surfaces 1, 4, 6 Rm`_0}5
Glass of surfaces 1, 4, 6 WDNuR #J?
File > Save Lens 5r K7nLb
Using Quick Analysis tool bar, click… ZgVYC4=Q-\
Quick Spot Diagram (note scale) xH #R _
Quick Ray Aberration Plot (note scale) ,{MA90!
Quick Field Plot (note scales and maximum distortion value) #Y`GWT1==
Analysis > Diffraction > MTF fx2r\ usX[
Freq/Calc Tab: Maximum 68, Increment 17 @U08v_,
Graphics tab: Max plot freq 68 f l*]ua
Click OK (keep window open, tear off starting MTF graph for later comparison) xhLVLXZ9
Optimization > Automatic Design ,rx?Ig}k z
Output controls: Click Draw System button JK34pm[s
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) l?L wQmq6
Specific constraints: w K0vKd i
Click Insert Specific Constraint gBGUGjVj
Default display is Optical Definitions, Effective Focal Length (correct choice) gZ F-zhnC
Enter 8.25 for Constraint Target *P]FX-D3
Click OK. AAUFX/}8P
File > Save Lens As (new name, digcam20_opt.len) 0+p
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Re-run View Lens window to see new lens picture. 60(j[d-$p
Re-run each of the Quick Analysis windows and note scales. M l VN'w
Re-run the MTF window, compare to tear-off of starting point Li)rs<IX;m
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以下直接复制到命令行即可出最终结果 ,\ [R\s
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! Command inputs for Workshop 2-2 (for reference) b:VCr ^vp
!Restore 20 Degree Digital Camera Lens Setup N#
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!FILE > OPEN C)66 ^l!x
RES digcam20_start.len ZT;$aNy
!Vary all radii curvature by right clicking in LDM and selecting VARY CmKbpN*
!HINT: for curvatures highlight all and select vary. Then go back and L ldZ"%P
!freeze stop surface radius. yXyL,R
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 NN\>(
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!Vary all thicknesses by same method. Do not select surface with solve since
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!varying this surface will delete solve. If mistake, use UNDO or go to } wZ9#Ll
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve 3BHPD; U
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 I~ Q2jg2
THC S8 0 !Don't forget to vary the image distance which calculates best ([\mnL<FC
!best real-ray focus from paraxial image plane k'Is]=3
!Vary glass by highlighting, right clicking, and selecting Vary NbnahhS
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 hq[;Q F:B
!Optimize OPTIMIZATION > AUTOMATIC DESIGN +ve S~
AUT ehe hTP
EFL Z1 = 8.25 !Effective Focal Length Constraint *9Eep~ 6
MNT 0.8 !Minimum Center Thickness General Constraint wj$l 093
MNE 0.5 !Minimum Edge Thickness General Constraint ,`kag~ bZ
DRA S1..I YES !Draw a picture of lens system at each cycle !0i6:2nw
GO W>$2 BsO
!Reanalyze the system. Make sure to "Tear Off" original analysis before g{0a]'ph
!re-executing to compare optimized system 4h% G %>j
!Re-execute Drawing 5eS0
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GO 3Wv -olv
!Re-execute MTF =
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MTF K[{hh;7
MFR 68 <!@*2/Q]J]
IFR 17 8x":7 yV&
GO l Rb|GS.h/
!Re-execute Field (Distortion) Analysis :De@_m
FIE ob= ](
GO s}3g+T\l1w
!Save Lens FILE > SAVE LENS AS... vZhC_G+tGd
SAV digcam20_opt
