Display device and display element unit

摘要

A display groove is formed along a display pattern provided on a display panel, and a display element unit is arranged along the display groove as a light source to constitute a display device. The display element unit 2 has one or more LED's inserted into a unit case 21 having an elongated opening so that light is emitted over the width area and the length area of this lens 25 for providing an emitted state of a wide display pattern along a display groove in a small number of LED's 231 along the display pattern.