| 摘要 |
PROBLEM TO BE SOLVED: To provide a color display device wherein an LED is used for accurate luminosity with a desired color tone, with no color shade. SOLUTION: A tricolor light-emitting element 11 where 3 kinds of light- emitting diode chips 11r, 11g, and 11b which emit different colors, respectively, are coaxially arranged, drive parts 20 which drive the tricolor light-emitting element, a color adjusting part 30 which controls the drive parts so that the mixed light of desired tone is emitted with the tricolor light-emitting element, and an operation part 40 wherein the adjusted signal of desired tone is generated by operation and outputted to the color adjusting part 30, are provided in a color display device 10. |
