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        • 2017

          7-24

          Diffuser Selection Guide

          DiffuserSelectionGuideDiffusersareanopticalcomponentusedtoevenlydistributelightfromasourcewhileeliminatingbrightspots.AperfecteddiffusershouldcreateLambertianscatteringwheretheradianceisindependentofangle.Withapplicationsrangingfromprojecto...
        • 2017

          7-24

          Edge-Blackening

          Edge-BlackeningHowtoSpecifyEdgeBlackenedOpticsAnyofourlenseswithadiameterof5mmorgreatercanbespecifiedwithblackenededges.Tospecifytheblackening,simplyappenda–INKtotheBBARcoatedstocknumber.Forexample,toordera10mmdiameter,10mmfocallength,VIS0°...
        • 2017

          7-24

          成本有效的光學設計和公差的關鍵

          KeystoCostEffectiveOpticalDesignandTolerancingAsmostdesignersknow,opticaldesignsoftwarecanbeapowerfultool.Butit'sjustthat,a"tool".Theproperinterpretationofoptimizedresultsisjustasimportantastheinputofcorrectinformation.Thatiswhyexperiencedd...
        • 2017

          7-24

          離軸拋物面鏡選擇指南

          Off-AxisParabolicMirrorSelectionGuideParabolicmirrorshavetheabilitytofocuscollimatedlightwithoutintroducingsphericalaberration.AnOff-AxisParabolic(OAP)mirrorissimplyasidesectionofaparentparabolicmirror.CollimatedlightthatisincidenttoanOAPmi...
        • 2017

          7-24

          Optical Flats

          OpticalFlatsPRECISIONOPTICALFLATSAnopticalflatisapreciselypolishedflatsurface,usedasareferenceagainstwhichtheflatnessofanunknownsurfacemaybecompared.EdmundOpticsoffersbothsinglesurfaceanddualsurfaceopticalflatsineitherZERODUR®orFusedSil...
        • 2017

          7-24

          光學101:1級理論基礎

          Optics101:Level1TheoreticalFoundationsTheElectromagneticSpectrum|Interference|Reflection|Refraction|Dispersion|DiffractionOpticsisthebranchofphysicsthatdealswithlightanditspropertiesandbehavior.Itisavastsciencecoveringmanysimpleandcomplexsu...
        • 2017

          7-24

          Polarizer Selection Guide

          PolarizerSelectionGuideFormoreinformationonpolarizationreadIntroductiontoPolarization.Polarizationisanimportantcharacteristicoflight.Polarizersarekeyopticalelementsforcontrollingyourpolarization,transmittingadesiredpolarizationstatewhileref...
        • 2017

          7-24

          大功率光學涂料的復雜性

          TheComplexitiesofHigh-PowerOpticalCoatingsIntoday'sopticsindustry,manyprecisionopticalelementsreceivecoatingsinordertoimprovetheirtransmissionorreflectionforcertainwavelengthsorpolarizationstates.Themostcommontypesofcoatingsareanti-reflecti...
        • 2017

          7-24

          紅外(IR)應用的正確材料

          TheCorrectMaterialforInfrared(IR)ApplicationsIntroductiontoInfrared(IR)Infrared(IR)radiationischaracterizedbywavelengthsrangingfrom0.750-1000μm(750-1000000nm).Duetolimitationsondetectorrange,IRradiationisoftendividedintothreesmallerregions:...
        • 2017

          7-24

          了解中性密度濾鏡

          UnderstandingNeutralDensityFiltersNeutralDensity(ND)filtersaredesignedtoreducetransmissionevenlyacrossaportionofaspecificspectrum.NDfiltersaretypicallydefinedbytheirOpticalDensity(OD)whichdescribestheamountofenergyblockedbythefilter.Ahighop...
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