| 摘要 |
PROBLEM TO BE SOLVED: To provide a structural color display capable of preventing an image (especially, its hue) displayed by using a structural color from being changed by the observation angle of an observer and to provide an image display object using the structural color display.SOLUTION: An image display device 10 which is an image display device on which the image is displayed by the structural color and includes at least an image display sheet 1 which has a structural color development area R1 which is an area where the structural color is developed and an incident/reflected light restriction part 2 which is installed on the image display side of the structural color development area R1 and selectively transmits incident light made incident on the surface S1 of the structural color development area R1 located on the image display side at a previously set angle and the reflected light reflected by a part of the structural color development area R1, of the incident light.SELECTED DRAWING: Figure 1 |
