Patent ID: 10516131

Abstract:
An organic EL device of one aspect of the disclosure includes: a base material; an insulating layer provided with a recessed portion on an upper face thereof; and a light-emitting element including a reflective layer provided on at least a surface of the recessed portion, a filling layer having optical transparency and filling the inside of the recessed portion with the reflective layer interposed between the filling layer and the recessed portion, a first electrode having optical transparency and provided on at least an upper layer side of the filling layer, an organic layer containing at least a light-emitting layer provided on an upper layer of the first electrode, a second electrode having optical transparency and provided on an upper layer side of the organic layer, and an edge cover layer covering at least an end portion of the first electrode, wherein the organic electroluminescence device includes a plurality of unit light emitting regions separated from one another, an excavated portion is provided in the insulating layer between adjacent unit light emitting regions, and at last the filling layer is provided inside the excavated portion.