Patent ID: 8841656
Filing Date: 2014-09-23
Classification: H01L

Abstract:
1. An organic electroluminescent element comprising: a first electrode having a first major surface and a second major surface on opposite side from the first major surface and having optical transparency; a second electrode opposed to part of the first major surface; an organic luminescent layer provided between the first electrode and the second electrode; an optical layer having a third major surface opposed to the second major surface and a fourth major surface on opposite side from the third major surface and having optical transparency, the fourth major surface including a first region overlapping the second electrode and a second region not overlapping the second electrode as projected on a plane parallel to the first major surface, and the fourth major surface including a first concave-convex provided in the first region and a second concave-convex provided in the second region; and a planarization layer provided on the second region and burying the second concave-convex.