Touch sensor

A touch sensor, comprising:

• a substrate comprising:
• a sensing area;
• and
• a peripheral area outside the sensing area;
• sensing electrodes overlapping the sensing area;
• and
• sensing lines overlapping the peripheral area and respectively connected to the sensing electrodes, the sensing lines comprising first sensing lines alternatingly arranged with second sensing lines,
• wherein each of the first sensing lines and the second sensing lines comprises:
• a first metal layer on the substrate;
• a first insulating layer on the first metal layer, the first insulating layer comprising a first contact hole exposing a portion of the first metal layer;
• and
• a second metal layer on the first insulating layer, the second metal layer being connected to the first metal layer through the first contact hole, and
• wherein:
• a width of the first metal layer of each first sensing line of the first sensing lines is equal to a width of the first metal layer of each second sensing line of the is second sensing lines, and a width of the second metal layer of each first sensing line of the first sensing lines is different from a width of the second metal layer of each second sensing line of the second sensing lines;
• or
• a width of the second metal layer of each first sensing line of the first sensing lines is equal to a width of the second metal layer of each second sensing line of the second sensing lines, and a width of the first metal layer of each first sensing line of the first sensing lines is different from a width of the first metal layer of each second sensing line of the second sensing lines.

A touch sensor, comprising:

• a substrate comprising:
• a sensing area;
• and
• a peripheral area outside the sensing area;
• sensing electrodes overlapping the sensing area;
• and
• n sensing lines overlapping the peripheral area and respectively connected to the sensing electrodes, n being a natural number,
• wherein each of the n sensing lines comprises:
• a first metal layer on the substrate;
• a first insulating layer on the first metal layer, the first insulating layer comprising a first contact hole exposing a portion of the first metal layer;
• and
• a second metal layer on the first insulating layer, the second metal layer being connected to the first metal layer through the first contact hole,
• wherein the n sensing lines comprises iterations of 1 sensing lines as a unit, 1 being a natural number greater than or equal to two and less than or equal to n,
• wherein, in the unit, a width of the first metal layer of a kth sensing line is different from a width of the first metal layer of a (k+1)th sensing line adjacent to the kth sensing line, k being a natural number less than or equal to 1-1,
• wherein, in the unit, a width of the second metal layer of the kth sensing line is different from a width of the second metal layer of the (k+1)th sensing line, and
• wherein a distance between the first metal layer of the kth sensing line and the first metal layer of the (k+1)th sensing line is equal to a distance between the second metal layer of the kth sensing line and the second metal layer of the (k+1)th sensing line.