| 摘要 |
PROBLEM TO BE SOLVED: To provide an image display unit that can eliminate the shortening of the lifetime due to deterioration of powder and display images repeatedly and stably for a long time.SOLUTION: There is provided an image display unit which displays an image by moving electrified powder with an electric field, and is characterized in that the powder is encapsulated between a transparent electrode and an electron emission element which are arranged opposite each other, and electrified with electrons emitted from the electron emission element. |
