A liquid crystal display device , comprising: a first substrate and a second substrate facing each other and a liquid crystal layer between the first and second substrates; a thin film transistor (T) in a pixel region (P) on the first substrate; a first insulating layer formed on the thin film transistor; a first electrode formed on the first insulating layer in each pixel region; a second insulating layer formed on the first insulating layer and the first electrode; and a second electrode formed on the second insulating layer the second electrode being connected to the thin film transistor; and the second electrode being between the first electrode and the liquid crystal layer which includes a plurality of liquid crystal molecules , the alignment of which is changed by an electric field produced between the first electrode and the second electrode; wherein the second electrode includes a first rib electrode , a second rib electrode and a connection electrode , and vertical opening (opV, opV1a, opV1b) is between the first rib electrode and the second rib electrode along a first direction (D1), and the first rib electrode and the second rib electrode are connected by the connection electrode; characterized in that the connection electrode includes a hole at a region adjacent to the vertical opening, the hole being connected to said vertical opening such that the presence of the hole expands and increases the electric field over the vertical opening adjacent to the hole such that the electric field between the first rib electrode and the second rib electrode is in equilibrium over the vertical opening so that a declination line (DCL), where the alignment of the liquid crystal molecules does not change, is produced at the vertical opening such that the declination line is not biased toward the first or second rib electrode. a first substrate and a second substrate facing each other and a liquid crystal layer between the first and second substrates; a thin film transistor (T) in a pixel region (P) on the first substrate; a first insulating layer formed on the thin film transistor; a first electrode formed on the first insulating layer in each pixel region; a second insulating layer formed on the first insulating layer and the first electrode; and a second electrode formed on the second insulating layer the second electrode being connected to the thin film transistor; and the second electrode being between the first electrode and the liquid crystal layer which includes a plurality of liquid crystal molecules , the alignment of which is changed by an electric field produced between the first electrode and the second electrode; wherein the second electrode includes a first rib electrode , a second rib electrode and a connection electrode , and vertical opening (opV, opV1a, opV1b) is between the first rib electrode and the second rib electrode along a first direction (D1), and the first rib electrode and the second rib electrode are connected by the connection electrode; characterized in that the connection electrode includes a hole at a region adjacent to the vertical opening, the hole being connected to said vertical opening such that the presence of the hole expands and increases the electric field over the vertical opening adjacent to the hole such that the electric field between the first rib electrode and the second rib electrode is in equilibrium over the vertical opening so that a declination line (DCL), where the alignment of the liquid crystal molecules does not change, is produced at the vertical opening such that the declination line is not biased toward the first or second rib electrode. <EOS>