自聚焦透鏡制造技術(shù)與性能優(yōu)化研究

1、西南師范大學(xué)碩士學(xué)位論文自聚焦透鏡制造技術(shù)與性能優(yōu)化研究姓名：郎賢禮申請學(xué)位級別：碩士專業(yè)：光學(xué)指導(dǎo)教師：劉德森20050501英文摘要ResearchonmanufactureandoptimizedmethodsofGR_NrodIensesMajor：OpticsSpecialty：MicroopticsandMicrophotondevicesSupervisor：ProfLiuDesenAuthor：LangXianliAbs

2、tractTheincorporationofgradientindex(OmN)materialintoopticalsystemsoffersnovelandpracticalsolutionstolensdesignproblems，andinfusesnewvitalityintothedevelopmentofopticalcommunicationsandopticalinformationsystemsHoweverwid

3、espreaduseofgradientindexopticshasbeenlimitedbypoorcorrelationbetweengradient—indexdesignsandtherefractiveindexprofilesproducedbyionexchangebetweenglassandmoltensaltThedensityofionsatisfythethermody’namicscovarianceregul

4、ation，itisconfirmedbythetheoryandexperimentthattheidealdistributionsisdifficulttogetbyonestepionexchangeTwokindsofmethodsareputforwardtoimprovethequantityofGRINrodlenses：multistepionexchangeandheattreatmentTheboundarycon

5、ditionsarechangedpurposelytocontroltherefractiveindexprofileinmultiplestepdiffusionTheglasssampleisalternatedbetweenionexchangewithamoltensaltbathandannealingThetimeofeachdiffusionstepandthesaltcompositioncallbeusedtoexe