LED UNIT, LED ILLUMINATION DEVICE, LED ILLUMINATION SYSTEM, AND ILLUMINATION DEVICE

摘要

Disclosed is an LED unit (301) that comprises a plurality of LED modules (403) each of which contains an LED chip. The plurality of LED modules (403) contain LED modules (404, 405) which emit light having wavelengths different from each other. The luminance and color of the emitted light can be adjusted by having such a configuration.