导光板的设计及制作方法研究

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1、苏州大学硕士学位论文导光板的设计及制作方法研究姓名：李晓建申请学位级别：硕士专业：光学工程指导教师：陈林森20090401导光板的设计及制作方法研究中文摘要关键词：背光模组；导光板；激光直写；微光刻；数字微反射镜Ⅱ作者：李晓建指导教师：陈林森导光板的设计及制作方法研究英文摘要ResearchonDesignandFabricationofLightGuidePlateAbstractWiththedevelopmentofscienceandtechnology,theliquid—crystald

2、isplayhasbeenthemainstreamfinallysubstitutingfortheCathodeRayTube．Becauseliquid—crystaldisplaycannotcertainlyshinebyitself,itneedsthebacklightmoduletorealizeitsdisplayfunction．Inbaeklightmodule，lightguideplate(LGP)isakey-componentbecauseofthefunctionof

3、guidinglight．WiththethicknessofLGPdecreasingandthequalityrequesttomakelightachievehighbrightnessandtheuniformity,thedesignandfabricationofLGPisveryimportant．ThepaperisfocusedonthedesignandfabricationofLGEAmethodoffabricatinglightguidedplates(LGP)ispres

4、ented，basedonDMDmicro—lithographyandmicro—imprinttechnique．Andtheexperimentalmeasurementresultsarealsogiveninthisthesis．Firstly,thecurrentstageanddevelopmenttrendofliquid-crystaldisplayaresummarized．Thedevelopmentofbacklightmoduletechniqueisalsointrodu

5、ced．Intheend，thetraditionalmethodsoffabricatingLGPareintroducedindetail．．Inthesecondchapter,theopticalprincipleofLGPisgiven．SomeknowledgeaboutluminosityinthetestofLGPhasbeendescribed．Amodelissetuptoderivetheruleofscatteringnetteddotarrangementbytheopti

6、caltheory．LightoutfunctioniscalculatedunderidealconditionandsomefactorsaboutaffectinguniformityofLGPareanalyzed．Inchapterthree，thefunctionofTrace-prosoftwareisexplained．AprocessoptimizationofLGPbyTrace-proisdescribedindetailfordifferentmicro-structured

7、esigning．SomeilluminationmapsaboutdifferentLGParegotbyray-tracing．Al(indofLGPdesignhasbeenobtainedbyTrace·prosoftware，whoseuniformityCanbeachievedllpto86．2％．Intheforthchapter,aflexibleandefficientsolutionforfabricatingultra-thinlightguidedplates(LGP’s)

8、hasbeenpresented．Theapproachisbasedonmask-lesslithographybyuseofdigitalmicro—mirrordevice(DMD)inthelaserlithographicsystem．Thepatterns、析tllmicrostructurescreatedbyDMDisfurtherreducedtobeprojectedonthephoto-resistIII导光板的设计及制作方法研究英文摘要plat