Touch panel used as touch sensor to increase touch detection sensitivity, including conductive member and conductive sheet

A touch sensor comprising:

• a transparent insulating member;
• a first electrode layer that is positioned on a first surface of the transparent insulating member;
• and
• a second electrode layer that is positioned on a second surface opposed to the first surface of the transparent insulating member,
• wherein the first surface is on a contact detection side,
• the first electrode layer is provided with a plurality of first strip electrodes that are disposed at intervals in a first direction and extend in a second direction perpendicular to the first direction,
• the first strip electrode has a plurality of first electrode wires having a bent shape that are disposed at intervals in the first direction and extend in the second direction perpendicular to the first direction, a first pad to which the plurality of first electrode wires are electrically connected, and a plurality of first non-connecting wires that are not electrically connected to the first electrode wires,
• the first electrode layer is further provided with a plurality of first dummy wires that are not electrically connected to the first electrode wires between adjacent first strip electrodes,
• the second electrode layer is provided with a plurality of second strip electrodes that are disposed at intervals in the second direction and extend in the first direction,
• the second strip electrode has a plurality of second electrode wires having a bent shape that are disposed at intervals in the second direction and extend in the first direction, a second pad to which the plurality of second electrode wires are electrically connected, and a plurality of second non-connecting wires that are not electrically connected to the second electrode wires,
• the second electrode layer is further provided with a plurality of second dummy wires that are not electrically connected to the second electrode wires between adjacent second strip electrodes, and
• in a case where an electrode width of the first strip electrode is indicated by W1 and an electrode width of the second strip electrode is indicated by W2, there is at least one combination of the first strip electrode and the second strip electrode satisfying 1.2≤W2/W1≤2.5 in a main sensing region not including electrodes disposed on outermost sides of the plurality of first strip electrodes and electrodes disposed on outermost sides of the plurality of second strip electrodes in a region where the first electrode layer and the second electrode layer are provided.

A conductive member for a touch panel comprising:

• a transparent insulating member;
• a first electrode layer that is positioned on a first surface of the transparent insulating member;
• and
• a second electrode layer that is positioned on a second surface opposed to the first surface of the transparent insulating member,
• wherein the first electrode layer is provided with a plurality of first strip electrodes that are disposed at intervals in a first direction and extend in a second direction perpendicular to the first direction,
• the first strip electrode has a plurality of first electrode wires having a bent shape that are disposed at intervals in the first direction and extend in the second direction perpendicular to the first direction, a first pad to which the plurality of first electrode wires are electrically connected, and a plurality of first non-connecting wires that are not electrically connected to the first electrode wires,
• the first electrode layer is further provided with a plurality of first dummy wires that are not electrically connected to the first electrode wires between adjacent first strip electrodes,
• the second electrode layer is provided with a plurality of second strip electrodes that are disposed at intervals in the second direction and extend in the first direction,
• the second strip electrode has a plurality of second electrode wires having a bent shape that are disposed at intervals in the second direction and extend in the first direction, a second pad to which the plurality of second electrode wires are electrically connected, and a plurality of second non-connecting wires that are not electrically connected to the second electrode wires,
• the second electrode layer is further provided with a plurality of second dummy wires that are not electrically connected to the second electrode wires between adjacent second strip electrodes, and
• in a case where an electrode width of the first strip electrode is indicated by W1 and an electrode width of the second strip electrode is indicated by W2, there is at least one combination of the first strip electrode and the second strip electrode satisfying 1.2≤W2/W1≤2.5 in a main sensing region not including electrodes disposed on outermost sides of the plurality of first strip electrodes and electrodes disposed on outermost sides of the plurality of second strip electrodes in a region where the first electrode layer and the second electrode layer are provided.

A conductive sheet for a touch panel comprising:

• a transparent insulating member;
• a first electrode layer that is positioned on a first surface of the transparent insulating member;
• and
• a second electrode layer that is positioned on a second surface opposed to the first surface of the transparent insulating member,
• wherein the first electrode layer is provided with a plurality of first strip electrodes that are disposed at intervals in a first direction and extend in a second direction perpendicular to the first direction,
• the first strip electrode has a plurality of first electrode wires having a bent shape that are disposed at intervals in the first direction and extend in the second direction perpendicular to the first direction, a first pad to which the plurality of first electrode wires are electrically connected, and a plurality of first non-connecting wires that are not electrically connected to the first electrode wires,
• the first electrode layer is further provided with a plurality of first dummy wires that are not electrically connected to the first electrode wires between adjacent first strip electrodes,
• the second electrode layer is provided with a plurality of second strip electrodes that are disposed at intervals in the second direction and extend in the first direction,
• the second strip electrode has a plurality of second electrode wires having a bent shape that are disposed at intervals in the second direction and extend in the first direction, a second pad to which the plurality of second electrode wires are electrically connected, and a plurality of second non-connecting wires that are not electrically connected to the second electrode wires,
• the second electrode layer is further provided with a plurality of second dummy wires that are not electrically connected to the second electrode wires between adjacent second strip electrodes, and
• in a case where an electrode width of the first strip electrode is indicated by W1 and an electrode width of the second strip electrode is indicated by W2, there is at least one combination of the first strip electrode and the second strip electrode satisfying 1.2≤W2/W1≤2.5 in a main sensing region not including electrodes disposed on outermost sides of the plurality of first strip electrodes and electrodes disposed on outermost sides of the plurality of second strip electrodes in a region where the first electrode layer and the second electrode layer are provided.