| 摘要 |
PROBLEM TO BE SOLVED: To provide a light radiation device which prevents dew condensation from occurring therein while adopting the structure that the entire light radiation device is covered by a sealing case.SOLUTION: A light radiation device includes: a light source module which includes a substrate and a light emitting element mounted on a surface of the substrate and emits light to a radiation object; a heat sink which is provided so as to contact with a rear surface of the substrate and has a passage, in which a refrigerant flows, therein; a sealing case which is provided so as to seal the light source module and the heat sink; and a humidity conditioning member which is adhered to the heat sink and adjusts humidity in the sealing case. |
