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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(xué)設(shè)計和公差的關(guān)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(xué)101:1級理論基礎(chǔ)

    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(xué)涂料的復(fù)雜性

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

    7-24

    紅外(IR)應(yīng)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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