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How to Measure the Effectiveness of Your Illumination System

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Brightness. An illumination system's brightness can be measured in two ways: luminance or illuminance. Luminance is the amount of light being ... Process Applications Decorative GraphicsandLogos KeyboardandKeypad LCD EgressandExitSigns UserInterface Markets Automotive ConsumerElectronics GeneralLighting Instrumentation Medical WhiteGoods Resources Articles Downloads StartYourDesign search PostedbyGlobalLightingTechnologiesonMay1,2019 UnderstandingThreeCommonIlluminationMetrics Whatmakesalightingdesignsuccessful?Theanswervariesfromprojecttoprojectdependingonyourobjectives.Sometimes,alightingdesigngrabstheuser’sattentionlikeawarningsignorblindspotmonitoringinyourcar. Inothercases,thelightingproducesahidden,non-intrusiveeffect.Whilethereareseveralfactorsthatinfluencethesuccessorfailureofanilluminationsystem,therearethreecommonmetricsthathelpprojectengineersdetermineitsimpactonthefinalproduct. 1.Brightness Anilluminationsystem’sbrightnesscanbemeasuredintwoways:luminanceorilluminance.Luminanceistheamountoflightbeingemittedfromanobject,whereasilluminanceiftheamountoflightfallingintoagivensurfacearea. Sophisticatedlightguidetechnologyhelpscontrolbrightnesslevelstodelivertherightimpact.Otherwise,thelightsourcemayproducelevelsofglarethatimpairorpreventthedesiredoutcome. 2.Uniformity Lightuniformityisthepercentagedifferencebetweenyourbrightestspotsanddimmestspotsofyourlightingsystem.It’softenanoverlookedmetric,butit’sextremelyimportanttotheultimatesuccessofyourilluminationsystem. AnumberofthingscanimpactuniformityincludingLEDselection,lightdiffusersandtheeffectivenessofyourlightguidetechnology.Withtherightdesignandtechnology,acustomlightguidecanincreasetheuniformityofthedisplay. Youcanlearnmoreaboutuniformityinourarticle,5HighlyEffectiveWaystoIncreaseUniformity. 3.EnergyEfficiency  Yourilluminationsystem’senergyefficiencydependsonhoweffectivelyittransformselectricalinput,measuredinwatts(W),intousefullightinput.Efficiencyisalsoameasureofhowwellthefixtureitselftransmitslightontoagivensurfacearea. Somefactorsthatimpactefficiencyincludethelightingsystem’sshape,materialsused,howmanyLEDsareinsidethefixtureandhowclosetheLEDsaretoeachother.Sometimes,efficiencycanbenegativelyimpactedifyouhavehighbrightnessoruniformitytargets,butyourprojectengineercanhelpyouachievetherightbalance. Meetyourgoalswiththerightlightingexperts Aslongasyourprojectengineerunderstandsthevisionfortheenduserexperienceandtheconcernsofthosewhoinstallandmaintaintheilluminationsystem,you’redestinedforasuccessfuloutcome. Ourteamworksdiligentlytohitkeyperformancemetricsthroughouttheprototyping,testingandmeasurementstagesofourproductdevelopmentprocess.We’realsoawareofindustry-specificrequirementsandtestingstandards,includingconsumerelectronics,automotive,medicalandgenerallighting,andensureyourilluminationsystemmeetsimportantregulationtargets. Doyouhaveanupcomingilluminationproject?Connectwithalightingexperttoday. Webetyouhaveabrightidea. Let’sseehowGLTcanhelpmakeitareality. ContactUs ForevenmoreinformationaboutGLT,viewourcompanypresentationatthelinkbelow. WatchNow Resources 4WaystoFixBacklightBleedonDisplays Ready,Touch,Glow:AcceleratingCapacitiveTouchDesigninCars SelectiveIlluminationinAction

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