Patent ID: 7683533

Claim:
An organic electroluminescent light-emitting apparatus comprising: a base; an organic electroluminescent light-emitting device on the base, the organic electroluminescent light-emitting device having a pair of electrodes and an organic compound layer disposed between the pair of electrodes; a phase member adjacent to a light extraction side of the organic electroluminescent light-emitting device; a polarizing member adjacent to a light extraction side of the phase member; and a prism member adjacent to a side of the polarizing member that faces the base, the prism member including a plurality of unit prisms each having a triangular-column shape, the unit prisms being arranged such that their longitudinal directions are parallel to one another, wherein the prism member has an apex angle between 90° to 140° and wherein the polarizing member, the prism member, the phase member, and the organic electroluminescent light-emitting device are arranged in this order from the light extraction side.