Luxisaunitusedtomeasuretheintensityoflighthittingasurface, typicallyawallorfloorinalightingdesign.Oneluxisequivalenttoonelumenpersquaremeter.Theydifferfromlumens, whichmeasurethebrightnessofthelightsource.1LUX=1Lumen / m2
Whatdoesthisactuallymeanforyou? Wellimagineyoubuya400lumenbulbandputitinaroomwith10m2ofsurfaceareainside.Alittletoiletorstoreroomforexample.Puttingthatintoourequation, theroomisthereforeonaveragegettingalightintensityof40lux.Putthatsamebulbintoalargerroomwithsay, 20m2ofsurfacearea, andallofasuddentheluxlevelwilldropto20lux.Thiskindofdemonstratestheobviousinthatthebiggertheroom, themoreyouwillneedtocreatetherightlightlevels.Thatmuchisobvious, butwhenyoufactorinnaturallight, thedimensionsoftheroom, therequireduseoftheroomandotherfactors, suddenlyhavingaunitlikeluxtobeabletocomparelightintensityisveryuseful.
Youcanuseluxtocreateastandardthatcanbeemployedacrossdifferentbuildingsandusages, suddenlyallowingyoutocomparethequalityofthelightinginonebuildingtoanother, orassessingwhetherthelightissufficientforthepurposeitwasdesignedfor.IfyougetalightingdesigncarriedoutbyanexpertcompanylikeTheGreenAge, wecanshowyouthebrightestspotsinaroomandareaswhereyouneedmorelighting, makingsurethateachareaofthepropertyissufficientlyandcorrectlylighted.
150lux-Restroomsandplantroomsrequirethisleveloflight.Againthisisnotparticularlybrightbutgoodenoughforsimpletasks.
200lux-Entranceareasandlobbiesrequirethisleveloflight, anditisalsotheminimumforarestaurantdiningarea.
300lux-AssemblyAreas, likevillagehallsrequireatleast300lux
500lux-Retailspacesshouldhavethisasaminimumlightlevel, asshouldgeneralofficespaces.Thislevelshouldbesuitableforprolongedworkoncomputers, machineryandreading.
Morethan500lux-Ifyouhaveanareawhereintricateworkisbeingcarriedout, thenveryhighluxvaluesmaybeneeded.Wherefinedetailedworkisbeingcarriedout, anythingupto2,000luxcanbeused-thisisusuallyonlynecessaryinfairlyunusualcircumstances.Formostpurposes, 500luxwillbeample.
Ifyouwouldlikemoreadviceonlightingorwouldlikeafullsurvey, justgetintouchandwewillbehappytohelpyou.
Whatdoesthisactuallymeanforyou? Wellimagineyoubuya400lumenbulbandputitinaroomwith10m2ofsurfaceareainside.Alittletoiletorstoreroomforexample.Puttingthatintoourequation, theroomisthereforeonaveragegettingalightintensityof40lux.Putthatsamebulbintoalargerroomwithsay, 20m2ofsurfacearea, andallofasuddentheluxlevelwilldropto20lux.Thiskindofdemonstratestheobviousinthatthebiggertheroom, themoreyouwillneedtocreatetherightlightlevels.Thatmuchisobvious, butwhenyoufactorinnaturallight, thedimensionsoftheroom, therequireduseoftheroomandotherfactors, suddenlyhavingaunitlikeluxtobeabletocomparelightintensityisveryuseful.
Youcanuseluxtocreateastandardthatcanbeemployedacrossdifferentbuildingsandusages, suddenlyallowingyoutocomparethequalityofthelightinginonebuildingtoanother, orassessingwhetherthelightissufficientforthepurposeitwasdesignedfor.IfyougetalightingdesigncarriedoutbyanexpertcompanylikeTheGreenAge, wecanshowyouthebrightestspotsinaroomandareaswhereyouneedmorelighting, makingsurethateachareaofthepropertyissufficientlyandcorrectlylighted.
7REASONSTOSWAPTOLEDLIGHTINGIfyoulookatthevariousrecommendationswhenitcomestolightinglevels, therearedifferentrecommendedintensitylevelsdependingontheroomandthepurposeofthespace.Aroomwhichisusedforstorage, foreksempel, needsrelativelylowlightlevels; whilstaworkshopwherefinedetailisrequiredwillneedmuchbrighterlightlevels.Assuch, theCharteredInstituteofBuildingServiceEngineersgivesthevariouslightlevelsthateachpartofaproperty-domesticorcommercial-requirestogiveadequatelighting.Thisispurelyguidance, butitshouldgiveyouagoodideaoftheappropriatelevelsforeachtypeofspace.
100lux-Thisleveloflightissufficientforlifts, corridorsandstairs.Areasthataretransitoryforoccupantsanddon'trequireanydetailedwork.Warehouseareasandbulkstoreswillalsorequirethisminimallightlevel.Youwouldn'twanttoreadabookinthissortoflight, butitisgoodenoughtogetaroundwithoutinjuringyourselfandseewhereyouaregoing.150lux-Restroomsandplantroomsrequirethisleveloflight.Againthisisnotparticularlybrightbutgoodenoughforsimpletasks.
200lux-Entranceareasandlobbiesrequirethisleveloflight, anditisalsotheminimumforarestaurantdiningarea.
300lux-AssemblyAreas, likevillagehallsrequireatleast300lux
500lux-Retailspacesshouldhavethisasaminimumlightlevel, asshouldgeneralofficespaces.Thislevelshouldbesuitableforprolongedworkoncomputers, machineryandreading.
Morethan500lux-Ifyouhaveanareawhereintricateworkisbeingcarriedout, thenveryhighluxvaluesmaybeneeded.Wherefinedetailedworkisbeingcarriedout, anythingupto2,000luxcanbeused-thisisusuallyonlynecessaryinfairlyunusualcircumstances.Formostpurposes, 500luxwillbeample.
Ifyouwouldlikemoreadviceonlightingorwouldlikeafullsurvey, justgetintouchandwewillbehappytohelpyou.
