Patent ID: 8646405

Claim:
A deposition mask comprising: a plurality of regions spaced apart from each other, wherein the plurality of regions comprise at least a first region and a second region; and first and second surfaces opposing each other, wherein the first surface is configured to receive a deposition material, wherein a through-hole is defined in each of the plurality of regions, and wherein at least one of the through-holes in the first surface of the mask is divided into a plurality of sub-regions, and wherein the quantity of sub-regions of the first region is different from that of the second region and the width of the sub-regions of the first region is different from the width of the sub-regions of the second region, wherein the through-hole of the first region in the first surface of the mask is divided into two sub-regions, and wherein the through-hole of the second region in the first surface of the mask is divided into three sub-regions.