Patent ID: 8963170
Filing Date: 2015-02-24
Classification: H01L

Abstract:
1. An organic light emitting device comprising: a first electrode and a second electrode; an organic layer including a light emitting layer between the first electrode and the second electrode; and an insulating film covering a rim of the first electrode from a top surface thereof to a side surface thereof, and having an aperture therein above the first electrode, wherein the insulating film has an internal wall surface that is in contact with the organic layer and forms a border of the aperture, the internal wall surface including at least a first face portion and a second face portion, the first face portion extending from the first electrode to the second face portion, the second face portion extending from the first face portion toward a top surface of the insulating film, and an intersection of the first and second face portions forming a ridge line in parallel with the top surface of the first electrode, wherein a first angle θ wherein a second angle θ