To decrease graininess in a display surface. First openings comprise third openings each having a first area that extends at a −45 degree angle, and a second area that extends vertically, and fourth openings each having a first area that extends at a 45 degree angle, and a second area that extends vertically. Second openings comprise fifth openings each having a first area that extends at a 45 degree angle, and a second area that extends vertically, and sixth openings each having a first area that extends at a −45 degree angle, and a second area that extends vertically. The third and the fifth openings are disposed along horizontally so that one third opening and one fifth opening adjacent to each other overlap. The fourth and the sixth openings are disposed along horizontally so that a part of one fourth opening and one sixth opening adjacent to each other overlap.