According to one embodiment, an image display device includes first and second display devices and an optical plate. The first display device includes a first display region and a frame region provided around the first display region. The second display device includes a second display region and a frame region provided around the second display region. The optical plate covers the first and second display regions and includes a light incident surface and a light exit surface. The light incident surface opposes the first and second display regions. The optical plate is configured to emit at least a portion of light emitted from any first point of the first display region and incident on an opposing point of the first point of the light incident surface in a direction from the first display region side toward the second display region side.