Home›Non-SI metric units›langley🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsTürkçeРусскийالعربية한국어中文EntityQ1805331· pop 13· linked from 57 articleslangleySign in to saveAlso known as Lyunit of energy distribution over an areaWikidata factsShow 2 more factsunit symbolLyconversion to SI unit41840Sources (1)wikidata.orgvia Wikidata · CC0Available in 13 languagesEspañolFrançaisDeutsch中文РусскийItalianoالعربيةFinnishNederlandsRomanianTürkçe한국어via Wikidata sitelinks · CC0Connectionssquare metreEntityInternational Standard Book NumberEntityInternational System of UnitsEntityjouleEntitysmall calorieEntitysunlightEntitySamuel LangleyEntitysystem of unitsEntitysolar constantEntitysolar irradianceEntityheat flux densityEntityradiant exposureEntityCategoriesNon-SI metric unitsUnits of measurement