| abstract |
The light emitting device according to the embodiment has a structure that is easy to improve the luminous efficiency, the embodiment includes a light emitting device comprising a substrate, a second semiconductor layer having a stepped portion formed sequentially on the substrate, the first semiconductor layer, the active layer and the hole A structure, a first passivation disposed in an edge portion of the first semiconductor layer, a second passivation in contact with the first passivation, and disposed up to a first surface of the step portion along a side surface of the light emitting structure; A first electrode disposed on a first semiconductor layer, a second electrode spaced apart from the first electrode, an electrode pad disposed on a second surface opposite to the first surface, and the second electrode disposed on the first passivation The light emitting device includes a side electrode penetrating the hole along a passivation and contacting the electrode pad and the second electrode. |