光学与我们的生活

《光学与我们的生活》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、现代光学前沿讲座2013-07-28光与我们的生活郑海荣陕西师范大学物理学与信息技术学院现代光学研究所LightandOpticsinourdailylife生活中的光与光学AbouttheOptics----OpticalScience光学UnderstandingtheLight对光的认识TheOriginoflight光的产生ColorDisplay彩色显示器Microscopicandimagine显微镜与成像Laser激光Nanomaterials纳米材料OutlineLightandOpticsinourdailylife生活中的光与光学4Sunlight

2、5Rainbow6Bio-fluorescence同星珊瑚海洋生物7Acolorfulskyisoftenduetoscatteringoflightoffparticulesandpollution8Theeffectsofapolarizingfilterontheskyinaphotograph.Leftpictureistakenwithoutpolarizer.Fortherightpicture,filterwasadjustedtoeliminatecertainpolarizationsofthescatteredbluelightfromthesky

3、.9Whenoilorfuelisspilled,colorfulpatternsareformedbythin-filminterference.10CreationandapplicationoftheLight11Indicator12液晶平板LCD显示器等离子体平板PDP显示器阴极射线管显示CRT13CameraAmplifier14Glasses15TelescopeMicroscope16哈勃太空望远镜SpaceTelescope17斯必泽空间望远镜（SpitzerSpaceTelescope，缩写为SST）是美国宇航局2003年发射的一颗红外天文卫星，是

4、大型轨道天文台计划的最后一台空间望远镜18天体物理紧密衔接粒子物理光学已应用到物理学的各个空间尺度AbouttheOptics----OpticalScience光学20OpticsOpticsisabranchofphysics.Itinvolvesthebehaviorandpropertiesoflight,includingitsinteractionswithmatterandtheconstructionofinstrumentsthatuseordetectit.Itusuallydescribesthebehaviorofvisible,ultravi

5、olet,andinfraredlight.21Models：Geometricoptics：lightasacollectionofraysthattravelinstraightlinesandbendwhentheypassthroughorreflectfromsurfaces.Physicaloptics：morecomprehensive,itincludeswaveeffectssuchasdiffractionandinterferencethatcannotbeaccountedforingeometricoptics.22NatureofLight

6、Lighthasbothwave-likeandparticle-likeproperties.Explanation：quantummechanics.Particle-likeproperty：thelightisacollectionofphotons.Wave-likeproperty:thelightisanelectro-magneticwavethathasthecharacteristicsofwaves.UnderstandingtheLight对光的认识24Lightdispersionthroughaprism25Colorvs.Frequenc

7、y/wavelengthHighfrequency(blue)lightisdeflectedthemost,Lowfrequency(red)lightisdeflectedtheleast.2627Positionofthevisiblelight28Visiblespectrumfromviolet(400nm)tored(700nm)fromlefttoright:Gammarays,X-rays,ultravioletrays,visiblespectrum,infrared,microwaves,radiowaves.29Lightspe