| longlllooo |
2006-03-27 20:24 |
主要是看人家的操作步骤,想学命令的人请看，十分有用 }PC_qQF
File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) Th\w#%'N
Display > View Lens (accept defaults, click OK, keep window open) [h5~1N
In LDM spreadsheet, select surfaces 1 to Image 4q9 + a7@
Choose Edit > Default Variables, then click in any cell to unselect the range ,.<[iHC}9
Right click in each cell and choose Vary for %S`ygc}|
Thickness of surfaces 1, 4, 6 L=7Y~aL=
Glass of surfaces 1, 4, 6 p`+=)
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File > Save Lens 2F}D?] A
Using Quick Analysis tool bar, click… $Ph
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Quick Spot Diagram (note scale) +#;t.&\80N
Quick Ray Aberration Plot (note scale) 9$
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Quick Field Plot (note scales and maximum distortion value) `G@(Z:]f,t
Analysis > Diffraction > MTF .eBo:4T!d
Freq/Calc Tab: Maximum 68, Increment 17 i% FpPni
Graphics tab: Max plot freq 68 !t;B.[U *
Click OK (keep window open, tear off starting MTF graph for later comparison) /JqNiqvh
Optimization > Automatic Design 0uZL*4A+C
Output controls: Click Draw System button c"wk_ #
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) O:% ,.??<%
Specific constraints: qsA`\%]H
Click Insert Specific Constraint bZ5cKQ\6
Default display is Optical Definitions, Effective Focal Length (correct choice) $D][_ I
Enter 8.25 for Constraint Target a< E\9DL
Click OK. (93$ L zZ
File > Save Lens As (new name, digcam20_opt.len) r_"=DLx6
Re-run View Lens window to see new lens picture. 3+<f7
Re-run each of the Quick Analysis windows and note scales. s)A=hB- V
Re-run the MTF window, compare to tear-off of starting point pdw;SIoC
---------------------------------------------------------------------------------------------- mXSs:FqE!
以下直接复制到命令行即可出最终结果 uo TTHj7cq
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! Command inputs for Workshop 2-2 (for reference) /bSAVSKR
!Restore 20 Degree Digital Camera Lens Setup GG=R!+p2
!FILE > OPEN a>o]garB+
RES digcam20_start.len LykB2]T
!Vary all radii curvature by right clicking in LDM and selecting VARY TOH+JL8L
!HINT: for curvatures highlight all and select vary. Then go back and r%uka5@
!freeze stop surface radius. V * I2
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 %a=^T?8
!Vary all thicknesses by same method. Do not select surface with solve since `Eg~;E:
!varying this surface will delete solve. If mistake, use UNDO or go to U
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!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve mS9ITe
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THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 >zS<1
THC S8 0 !Don't forget to vary the image distance which calculates best :z^,>So :
!best real-ray focus from paraxial image plane %wQE
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!Vary glass by highlighting, right clicking, and selecting Vary N<N uBtkA
GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 /)J]m
!Optimize OPTIMIZATION > AUTOMATIC DESIGN SZVAf|]Yg
AUT 4(D1/8
EFL Z1 = 8.25 !Effective Focal Length Constraint O pLo[Y\
MNT 0.8 !Minimum Center Thickness General Constraint H/^t]bg,
MNE 0.5 !Minimum Edge Thickness General Constraint PNp-/1 Cx
DRA S1..I YES !Draw a picture of lens system at each cycle Q/%] %d
GO \c\z 6;j
!Reanalyze the system. Make sure to "Tear Off" original analysis before VBN=xg}
!re-executing to compare optimized system GlOSCJZ
!Re-execute Drawing 3EA+tG4KnO
VIE 3 +WmM4|
GO |44 E:pA
!Re-execute MTF 8#ZF<B Y
MTF h|{DIG3
MFR 68 Vpe\Okt:
IFR 17 ^//`Dz
GO nJ|M
!Re-execute Field (Distortion) Analysis O!k C
FIE Yl`)%6'5|
GO 0x2[*pJ|IW
!Save Lens FILE > SAVE LENS AS... 18WJ*q7:
SAV digcam20_opt
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