投影显示系统光学引擎研究

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1、中国科学院长春光学精密机械与物理研究所博士学位论文投影显示系统光学引擎研究姓名：张增宝申请学位级别：博士专业：光学指导教师：翁志成20040109投影显示系统光学引擎研究AbstractProjectiondisplaytechnologybasedonspacelightmodulatorhasmanyadvantagessuchashighbrightness，highresolution，andisgoingdigitalThismakesitaveryattractivemarkettrend．WiththeestablishmentofdigitalT

2、Vandhigh-definitionTV’Sstandard，alsothedevelopmentofDMDandLCoS，projectiondisplaytechnologyhaswidepotentialuse，Theopticalengineofprojectiondisplaysystem—mainpartofthewholesystemwillhaveheavyeffectsonfinalperformances．Soitiskeytodesigntheopticalengine．Thisdissertationdidresearchonlarge

3、screenprojectiondisplay．Worksweremainlyaboutdesignofilluminationsystemandmodelemulationofopticalengine．Improvementsonwholesystemweremadebycomputeremulationandoptimizeddesign．Etenduevalueisanimportantdefinitioninnon-imagingoptics．Itwasusedtoillustrateluminousfluxandopticalefficiency．A

4、tlast，relationbetweenopticalefficiencyandEtenduevalueisanalyze．ZEMAXandLi曲tToolsareusedinthedesignoffly-eyelensarrayilluminationsystem，whichhasmanyadvantagesincludingcompactvolume，highefficiencyanduniformity．Nowithasbeenappliedincommercial0．9inchTFT-LCDpanelprojector．Integratorrodill

5、uminationsystemdesignedwithtiltedlenselementswasusedtoDMDillumination．ChangesofEtenduevaluebeforeandafterlightwentthroughtheilluminationsystemwasanalyzedanditwoulddirectthedesignofsystemparameters，Basedontheprototypeofstandardellipseintegratorrodilluminator,halfelliptical，ellipticalh

6、yperbolic，dual—parabolicanddual—axisdual-parabolicreflectorweredesigned．TheEmulationsdisplayedhi曲Etendueefficiencyandprovedthatthefourdesignshavepotentialvaluesin0．5—0．7inchSLMprojeetdisplay,Dividingcolorsandrecombiningcolorssystemwithdiehroicfiltersystemfulfilledtheanalysisofcolorba

7、lancebyLightTool，Thestructure，coating，energyefficiency,EtendueofSCRcolorwheelsystemwasanalyzedandimprovementsII摘要towardthemweremade．Bytheoryofanti—telephotoandwidefieldopticalsystem’Silluminancedistribution，projectionlenswasdevisedtofulfillthedemaudofopticalengine．Emulation，modelinga

8、ndevaluation