| 摘要 |
PROBLEM TO BE SOLVED: To provide a long-life light irradiation system capable of continuous driving by high electric current.SOLUTION: A light irradiation system 1 comprises: a plurality of light irradiation devices 3 which are arrayed in a second direction 2D crossing a first direction 1D of a medium to be irradiated that travels in the first direction 1D and irradiate the medium to be irradiated with light; and a control section 60 which controls each irradiation of the plurality of light irradiation devices 3, in which the plurality of light irradiation devices 3 severally have first light irradiation devices 3A and second light irradiation devices 3B, the first light irradiation devices 3A have time when no irradiation is performed and the first light irradiation devices 3A and the second light irradiation devices 3B have time when irradiation is performed simultaneously with each other. |
