Home›Browse›optical engineering🌐EnglishEnglishBahasa IndonesiaDeutschEspañolItalianoPortuguêsTiếng ViệtTürkçeالعربيةفارسی한국어中文日本語EntityQ640621· pop 21· linked from 249 articlesoptical engineeringSign in to savefield centered around the applications of opticsAvailable in 20 languagesEspañolDeutsch中文日本語PortuguêsItalianoالعربيةAzerbaijaniBahasa IndonesiaFilipinoMalayMalayalamTiếng ViệtTürkçeUkrainianUrduzh_yueفارسیShow 1 more한국어via Wikidata sitelinks · CC0