匹茲瓦型照相物鏡方案內(nèi)容

1、一、技術(shù)指標(biāo)要求(1 )光學(xué)特性要求：f'=60mm, F數(shù) 1.2，2® 二±5,波長范圍 0.4860.656um(2)成像質(zhì)量要求：畸變 <1%,MTF>0.2,(70lp/mm>二、初始結(jié)構(gòu)初始結(jié)構(gòu)數(shù)據(jù)如表1:表1初始數(shù)據(jù)Surfacer/mmd/mm材料Object14.66270.3000N-LAK3320.00000.015032.07990.5391N-PSK34-2.64760.1700F252.64760.1400Stopjj|1.518271.10280.6000N-PSK38-1.10280.1300F29-3.3330P0

2、.371210-1.04000.0600SF2113.80850.1000MImage三、設(shè)計(jì)過程1、初始數(shù)據(jù)錄入：通過給定的數(shù)據(jù)，在鏡頭數(shù)據(jù)編輯頁面輸入如表1中物鏡的初始值:Edt商閏亡砒甲£iuf: L*rp*Iu-TEatThx-ZLknua3im-h' atTCd=J.ehu 4 iTTll»llJjL ICUMd.!g 1C&TInfltdiyInflniilZnfuitjD.flHOD：-3.4. HITQQK-LAjew|J . BKQtfGhQ岡Q聞1InExnixvd.lkLtbM<l.ll2!i4iL<i.OMaDO$3ta=

3、diiEdX.SciAdu4-2. £17600D.0W0D55>a.nTWfl rmi.STai.LLt34di.ODE-5也的T1.跡創(chuàng)LEaODWH-3SK9g-l.USMflF2«.«.Qm»t6 口期Qfl.riawt. mt hrxiiiEd-l.MCiMdd.WHd甘ci的11l£djk£da.«4BE4d.詢訊>runS?iadirdInElnlt?-圖1系統(tǒng)初始結(jié)構(gòu)數(shù)據(jù)2、焦距縮放：改變相關(guān)參數(shù)，使數(shù)據(jù)符合需要設(shè)計(jì)的照相物鏡改變?nèi)胪睆胶徒咕啵耗?General二Filesd. | Folr i

4、 zaticn Bay Aiming | Mi sc.Aperture | Title/Hotes Uni tsGlass Catalogs Environment| 就 | 取消 | 應(yīng)用如 | _ 幫助 |圖2改變系統(tǒng)的入瞳直徑Make Focdl LengihFocal Length: |60|QK|© 呼 el|圖3改變系統(tǒng)的焦距調(diào)整系統(tǒng)的焦距為60mm,入瞳直徑為D=f 7F=50mm。設(shè)定視場 圖4):選擇三個(gè)線視場0，3.5，5。Field Data(* Angle (Deg)C Paraxial Image HeightC Object HeightC Red Ima

5、ge HeightUseX-FieWV-Fieldv/eight甲DX7DY心VCYVAN兩10 101.0000CODDDD|0.0000010.000000.000000.00000P 203.51.00000 000000.000000.000000 000000.00000層30|51.00000 000000.000000000000000000.00000廠4|0 |0J1.0000O.OOODDQ000000.0000001000000.00000廠5a-1.00000.000000.000000000000.000000.00000廠E0|0 1.00000.000000.00

6、000Q.000000.000000.00000廠7a-0-1.0000oooooo0.00000OOOKO0.00000ooooo廠e00 1.0000|O.ODDDD |0.00000|0.00CMX)0.000000.00000廠9|0 JP|1.0000 o.o(x)oo aooooo0.000000.00000aooooo廠101.0000 |orooooo0.000000000000.00000000000rn曠1.0000O.ODDDD0.00000Q.000000.000000.00000廠12aroooo|o aaaaaQ00000000000coboooooooooOKCa

7、nedSortHelpSetVigClr VigSaveLoad圖4設(shè)定視場設(shè)定波長 圖5):選擇0.486, 0.546, 0.656三個(gè)波長Wavelength DataWavelengthu FRrrrrrrrrr101112Wavelencith (jjmWeight0 48600000Q546000000G5600DDD0.55000000D. 550000000 550000000 550000000.550000000.550000000 550000000 55000000|0 55000000JKSelect1rhJ11r

8、isO55(X»D00|11j|廠IE0.55000000|i廠171.55000000Fr is055000000F1廠1915500000011jlr 200 55000000fTr 2i0.55000000frFr 220 55000000|1Fr 2305500000011廠241550000001dPrimary:I2WeightF. d” C (Visible)CancelSoitSaveHelpLoad3、初步分析：焦距縮放后，系統(tǒng)的畸變基本滿足要求，但系統(tǒng)光路圖與MTF曲線嚴(yán)重不符合要求。4、換玻璃：將初始數(shù)據(jù)中的玻璃改為成都光明玻璃庫下的名稱5、優(yōu)化設(shè)計(jì)：設(shè)定默認(rèn)優(yōu)

9、化函數(shù)，選擇工具欄 Editors宀MeriFunction宀 TooIst Default Merit Function，在該選項(xiàng)框中選擇 RMS, Spot Radius,Cheif Ray,其它項(xiàng)默認(rèn)即可，選擇 OK。為避免焦距變化過大，將其確定為初始值，即設(shè)定有效焦距EFFL為60, Weight為0.1選擇第2波長）申比1NiiveTarget對 al 口口% CasE£<bEFFX2£ .QqgDDa.icoonog£.51061199.21G4B12 DDWJ0i.oaoooQci.ijaoMOi.ooacioa!OaOHOM期時(shí)酸KFS<

10、; 3LKXBLEiBfi'ancEj-coi: 9l£tSspec radxua 除二£ GQ 3- Eingi：百 a.miB 3LKKELNKHo dafAul-E 3.1F thizX&aiA haLtnda.Ey e口日hhtslI日r 3LKKBLHK7 BLKKBLKKijpersinds Eorfield 1.1o.floooaoo.oooaoafl.aas7iia.oGaa&o乩 0-9ti»Gaa.41G14?E-03IiU21口 -EWIIMD.ODD口DQ0.7417107a.dODo 口 o>Q-.0E1D0

11、DQa.L5&i4a4.3a9E7IE-3O32 . as&aTLL-oni10 丁宙口TOP1a.ooooooQ.aOUOOQ0.WQ00a.omoo<J.DT9»»0.0443430.01565911 T 紳.20.000000a.000000<3.i3i7110. >0000090.00GOODso犧那陽«.77S25E-O04»雄出1魄創(chuàng)百TUA2O.flODOOO>.000000馳他a.OMOMI0.1BS1403.«9.1O39E-Oa-1.7：£2531-0Ci13IU£

12、2a.D 口 DQMD.aDO 口 DUd.941966a.uaDD口o .OEinaDDa_D9£5-S3D.041336D.D13BD-114 THA330.000000Q.0MKIIHfl-535711O.dOOQOOQ-.QChOOOQ(LQrg<EKai0.013-7341. g 蜩4 託 703TRAS：30.000000D.OODOQOfl.TOlQTa.OQSOGO0-155H0C.035570S.27QH27&-0Q3rm占O.fiOOfiOOO.QMOOOAlChMBMIO.jatS.7t£O.G£4«7S丄一圖6設(shè)定默

13、認(rèn)優(yōu)化函數(shù)將參數(shù)改變后的物鏡優(yōu)化，多次優(yōu)化，并觀察 MTF曲線和畸變圖像，到滿足條件為止。如圖7:圖7優(yōu)化物鏡OptimizationL 1=1 1 '- JAutomatic1 Cyde5 Cycles10 Cycles50 Cycles Inf. Cycles T erminateExitWeighted T argets: 65Lagrange T argets: 0Vanables: 8Initial MF: 0 606011306Cuirent MF: 0 606011306Status: IdeExecudon Time：tt CPU's; 4 廠 Auto Upd

14、ate四、設(shè)計(jì)結(jié)果和成像質(zhì)量評價(jià)優(yōu)化到最后的數(shù)據(jù)如圖&Lens Diata EditorEdit JdfeM Options HelpSurfThicknsiUmSeoi-DiaHterBniwFir 0miys«d>Pae LlvnuiedPar :CBJ7r:'.r.i:yiDfinityInfinityO.nOODDCL関.鉗05諾7?.40?329M-1AKSL26-?05ilS2StandardInfTiiiL'0.3?G3»氛如訕MaStlDdkZQ<9.B1B7C17ll-ODGODOE-KLL23.1&34ot.a

15、nooDa如7.帥 new：V初4刑a-iFTiiiZ&OLtS&.0DO5iia£StandardSL SW潮V3 益獅119 腐 BfTMa.DoeDDSSIDStisdkZQInfinity37.48)23Qi.ngoogo7丸占"占西31.47(1433Vg.-sjoaoflo&-血 ii12.9SBm0.000301EStandardHm.39H7V3.30943E-Z73xe.r G5.ila.oomia9StiiidBZii-itd.tbw：V9.1GE335igrf?QT?(.noMoo10宮EJEd聲由-S3.2&3446V

16、1.4&146«Z?L5.§5930.QOO3OI11Standard.TsrrcsV1 常托處N9.000009mStmdBisInfinity-E.2£31319.QOOOOQ圖8優(yōu)化后的數(shù)據(jù)觀察各項(xiàng)數(shù)據(jù)和圖像，查看是否符合要求。上圖即為匹茲瓦物鏡。像質(zhì)評價(jià)：Stop Diagrams（幾何點(diǎn)列圖f陋申 4: Spot Diagram口 母Update Settings Print Window T ext Zoom0,嗣ITRP GH屮片 RMSPOT 口IRGRAMFl DEC 邯 29L1Jns fFE 舊.FELD)2aFMS RH D IL1

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18、ngs Print Window Text ZoomFRI DEC 3D 2OLHRXIMUM 5CHLE S d 50 . DEC!嵐m .G . 5460 t 656SURFACE i IMAGEMTF曲線:| 1; FR MTFpm回 IUpdate Settings Print Window Text ZoomTS： 6.WD0 DEC T3 鼠畑 Q IDBGI ITS 3.EE0S DBGPULYCHRarATM CCFF艮RCTUN NTFFRI DEC 口nm for SURFFICE ；L 100L3G 21R 目叭I3 ZMKCQNPTQURfl T工口國 1 OF 1五、結(jié)論按照設(shè)計(jì)指標(biāo)要求完成匹茲瓦型照相物鏡的設(shè)計(jì)，各項(xiàng)指標(biāo)均滿足要求 通過這次的設(shè)計(jì)，從中發(fā)現(xiàn)自己對光學(xué)基礎(chǔ)知識(shí)的掌握還有待加強(qiáng)，對