Light-Emitting Device and Method for Manufacturing the Same

A light-emitting device comprising:

• a first lower electrode and a second lower electrode;
• a partition between the first lower electrode and the second lower electrode;
• a first light-emitting layer over each of the first lower electrode, the partition, and the second lower electrode;
• a first conductive layer over the first light-emitting layer;
• a second light-emitting layer over the first conductive layer;
• and
• an upper electrode over the second light-emitting layer,
• wherein conductivity of the first conductive layer is higher than conductivity of each of the first light-emitting layer and the second light-emitting layer and is lower than conductivity of each of the first lower electrode, the second lower electrode, and the upper electrode,
• wherein the partition includes a first slope located on a first lower electrode side and a second slope located on a second lower electrode side, and
• wherein a thickness of the first conductive layer located over the first slope in a direction perpendicular to the first slope is larger than a thickness of the first conductive layer located over the second slope in a direction perpendicular to the second slope.

A method for manufacturing a light-emitting device, comprising the steps of:

• preparing a substrate with a plurality of first lower electrodes, a plurality of second lower electrodes, and a partition between each of the plurality of first lower electrodes and each of the plurality of second lower electrodes;
• and
• forming a conductive layer over each of the plurality of first lower electrodes, the partition, and the plurality of second lower electrodes in such a manner that an evaporation substance evaporated from an evaporation source flies in an oblique direction to a surface of the substrate,
• wherein conductivity of the conductive layer is lower than conductivity of each of the plurality of first lower electrodes and the plurality of second lower electrodes,
• wherein the partition each includes a first slope located on a first lower electrode side and a second slope located on a second lower electrode side, and
• wherein a thickness of the conductive layer located over the first slope in a direction perpendicular to the first slope is larger than a thickness of the conductive layer located over the second slope in a direction perpendicular to the second slope.