主要是看人家的操作步骤,想学命令的人请看,十分有用
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File > Open (locate saved Workshop 1 lens if it is not open already, digcam20_start.len) C#4_`4{
Display > View Lens (accept defaults, click OK, keep window open)
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In LDM spreadsheet, select surfaces 1 to Image 6`vW4]zu
Choose Edit > Default Variables, then click in any cell to unselect the range pp@B]We
Right click in each cell and choose Vary for yn"4qC#Z
Thickness of surfaces 1, 4, 6 AWE ab
Glass of surfaces 1, 4, 6 $7ix(WL<%
File > Save Lens Pjn{3/*wi
Using Quick Analysis tool bar, click… 3m9b
Quick Spot Diagram (note scale) ^}{x).
Quick Ray Aberration Plot (note scale) V#5$J Xp
Quick Field Plot (note scales and maximum distortion value) $:\`E56\
Analysis > Diffraction > MTF @OGG]0
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Freq/Calc Tab: Maximum 68, Increment 17 P-nhG
Graphics tab: Max plot freq 68 Dx`-h#
Click OK (keep window open, tear off starting MTF graph for later comparison) Nd+1r|e'
Optimization > Automatic Design 89;@#9
Output controls: Click Draw System button [3I|MZ
General constraints: Min center thickness 0.8, Min edge thickness 0.5 (others default) =*I|z+
Specific constraints: ,p OGT71
Click Insert Specific Constraint dGi
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Default display is Optical Definitions, Effective Focal Length (correct choice) Ibu9AwPm
Enter 8.25 for Constraint Target C\aHr!
Click OK. l GBg8/[
File > Save Lens As (new name, digcam20_opt.len) M0~%[nX
Re-run View Lens window to see new lens picture. 4 ob W>
Re-run each of the Quick Analysis windows and note scales. ggiy{CdR
Re-run the MTF window, compare to tear-off of starting point E1tCY.N{
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以下直接复制到命令行即可出最终结果 h6OQeZ.
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! Command inputs for Workshop 2-2 (for reference) AFm9"mQrw
!Restore 20 Degree Digital Camera Lens Setup vV*J;%MO
!FILE > OPEN %Zbm%YaW5
RES digcam20_start.len {wsJ1v8!
!Vary all radii curvature by right clicking in LDM and selecting VARY l_yF;5|?z
!HINT: for curvatures highlight all and select vary. Then go back and g2m*Q%
!freeze stop surface radius. J{-`&I'b
CCY S1 0 ; CCY S2 0 ; CCY S4 0 ; CCY S5 0 ; CCY S6 0 ; CCY S7 0 hc+B+-,
!Vary all thicknesses by same method. Do not select surface with solve since Eu:/U*j
!varying this surface will delete solve. If mistake, use UNDO or go to 80_w_i +
!LENS > SYSTEM DATA > SYSTEM SOLVES and reselect Paraxial Image Solve DyCzRkH
THC S1 0 ; THC S2 0 ; THC S3 0 ; THC S4 0 ; THC S5 0 ; THC S6 0 gwQMy$
THC S8 0 !Don't forget to vary the image distance which calculates best <n 06(9BF
!best real-ray focus from paraxial image plane :i4(cap&}F
!Vary glass by highlighting, right clicking, and selecting Vary d1/9
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GC1 S1 0 ; GC1 S4 0 ; GC1 S6 0 H@Ot77(*
!Optimize OPTIMIZATION > AUTOMATIC DESIGN Ie!&FQe2