Image display apparatus

An image display apparatus comprising:

• first and second light-emitting regions which are arranged in a first direction and have different colors;
• a first electron-emitting device corresponding to the first light-emitting region which is a surface conduction electron-emitting device or a lateral field-emission device and is located further from the second light-emitting region than the first light-emitting region with respect to the first direction;
• a second electron-emitting device corresponding to the second light-emitting region which is a surface conduction electron-emitting device or a lateral field-emission device and is located further from the first light-emitting region than the second light-emitting region with respect to the first direction;
• and
• a first black member which is located on the opposite side of the first light-emitting region from the second light-emitting region,
• wherein the first and second light-emitting regions are directly adjacent with no black member therebetween.

An image display apparatus comprising:

• a face plate;
• first and second light-emitting regions which are arranged on the face plate in a first direction and have different colors;
• first and second electron-emitting devices corresponding to the first and second light-emitting regions respectively;
• a first black member which is located on the opposite side of the first light-emitting region from the second light-emitting region;
• and
• a second black member which is located between the first and second light-emitting regions,
• wherein a first electron-irradiated region is formed on the face plate by irradiation with electrons emitted toward the first light-emitting region from the first electron-emitting device,
• a second electron-irradiated region is formed on the face plate by irradiation with electrons emitted toward the second light-emitting region from the second electron-emitting device,
• a centroid and an electron-density-weighted center of the first electron-irradiated region are in different positions along the first direction,
• a centroid and an electron-density-weighted center of the second electron-irradiated region are in different positions along the first direction,
• high electron-density sides of the first and second electron-irradiated regions face each other;
• and
• a width of the second black member with respect to the first direction is smaller than a width of the first black member.

An image display apparatus comprising:

• a face plate;
• first and second light-emitting regions which are arranged on the face plate in a first direction and have different colors;
• first and second electron-emitting devices corresponding to the first and second light-emitting regions respectively;
• and
• a first black member which is located on the opposite side of the first light-emitting region from the second light-emitting region;
• wherein a first electron-irradiated region is formed on the face plate by irradiation with electrons emitted toward the first light-emitting region from the first electron-emitting device,
• a second electron-irradiated region is formed on the face plate by irradiation with electrons emitted toward the second light-emitting region from the second electron-emitting device,
• a centroid and an electron-density-weighted center of the first electron-irradiated region are in different positions along the first direction,
• a centroid and an electron-density-weighted center of the second electron-irradiated region are in different positions along the first direction,
• high electron-density sides of the first and second electron-irradiated regions face each other;
• and
• the first and second light-emitting regions are directly adjacent with no black member therebetween.

An image display apparatus comprising:

• a face plate;
• first, second and third light-emitting regions which are arranged on the face plate in a circular form and have different colors;
• first, second and third electron-emitting devices corresponding to the first, second and third light-emitting regions respectively;
• and
• a black member which is located at a center of the first, second and third light-emitting regions;
• wherein a first electron-irradiated region is formed on the face plate by irradiation with electrons emitted toward the first light-emitting region from the first electron-emitting device,
• a second electron-irradiated region is formed on the face plate by irradiation with electrons emitted toward the second light-emitting region from the second electron-emitting device,
• a third electron-irradiated region is formed on the face plate by irradiation with electrons emitted toward the third light-emitting region from the third electron-emitting device,
• a centroid and an electron-density-weighted center of the first electron-irradiated region are in different positions along a direction radial about the black member,
• a centroid and an electron-density-weighted center of the second electron-irradiated region are in different positions along a direction radial about the black member,
• a centroid and an electron-density-weighted center of the third electron-irradiated region are in different positions along a direction radial about the black member, and
• the black member is located on low electron-density sides of the first, second and third electron-irradiated regions.