LIGHTING DEVICE

摘要

A lighting device may be provided that includes: a housing (100) including a top opening and a bottom opening; an optical plate (200) disposed in the top opening; heat sink (600) disposed in the bottom opening; a driving unit (500) which is received in the housing (100), disposed between the optical plate (200) and the heat sink (600) and receives external electric power; and light source (400) which is received in the housing (100), disposed between the optical plate (200) and the driving unit (500), spatially separated from the driving unit (500) and is electrically connected to the driving unit (500).