A touch panel comprising: a substrate; a plurality of sensor electrodes disposed on the substrate and having a plurality of mesh openings arranged along a first direction and a second direction crossing the first direction; a plurality of routing wirings connected to the plurality of sensor electrodes, respectively; and a dummy pattern disposed on the substrate among the plurality of sensor electrodes and comprising a plurality of first patterns arranged along the first direction and the second direction, wherein: the sensor electrodes are mesh-shaped, the plurality of mesh openings are separated from each other in the first direction and the second direction, the plurality of first patterns are separated from each other in the first direction and the second direction, the dummy pattern is disposed in an entire area of the substrate except areas in which the plurality of sensor electrodes and the plurality of routing wirings are disposed, the plurality of first patterns have the same shape and the same orientation as the plurality of mesh openings, each of the first patterns has the same size of each of the plurality of mesh openings, and the plurality of adjacent mesh openings and the plurality of adjacent first patterns are located at the same distance in the first direction, the plurality of adjacent mesh openings and the plurality of adjancent first patterns are located at the same distance in the second direction, and the sensor electrodes and the first patterns are made of a transparent conductive material. a substrate; a plurality of sensor electrodes disposed on the substrate and having a plurality of mesh openings arranged along a first direction and a second direction crossing the first direction; a plurality of routing wirings connected to the plurality of sensor electrodes, respectively; and a dummy pattern disposed on the substrate among the plurality of sensor electrodes and comprising a plurality of first patterns arranged along the first direction and the second direction, wherein: the sensor electrodes are mesh-shaped, the plurality of mesh openings are separated from each other in the first direction and the second direction, the plurality of first patterns are separated from each other in the first direction and the second direction, the dummy pattern is disposed in an entire area of the substrate except areas in which the plurality of sensor electrodes and the plurality of routing wirings are disposed, the plurality of first patterns have the same shape and the same orientation as the plurality of mesh openings, each of the first patterns has the same size of each of the plurality of mesh openings, and the plurality of adjacent mesh openings and the plurality of adjacent first patterns are located at the same distance in the first direction, the plurality of adjacent mesh openings and the plurality of adjancent first patterns are located at the same distance in the second direction, and the sensor electrodes and the first patterns are made of a transparent conductive material. the sensor electrodes are mesh-shaped, the plurality of mesh openings are separated from each other in the first direction and the second direction, the plurality of first patterns are separated from each other in the first direction and the second direction, the dummy pattern is disposed in an entire area of the substrate except areas in which the plurality of sensor electrodes and the plurality of routing wirings are disposed, the plurality of first patterns have the same shape and the same orientation as the plurality of mesh openings, each of the first patterns has the same size of each of the plurality of mesh openings, and the plurality of adjacent mesh openings and the plurality of adjacent first patterns are located at the same distance in the first direction, the plurality of adjacent mesh openings and the plurality of adjancent first patterns are located at the same distance in the second direction, and the sensor electrodes and the first patterns are made of a transparent conductive material.