| 摘要 |
PROBLEM TO BE SOLVED: To cool a light emission part while preventing dust, a droplet, etc. from entering.SOLUTION: A flash device 10 includes a housing chamber 20 which houses a light emission part 27 for lighting up a subject. An acrylic panel 25 and a Fresnel lens 26 are fitted to the front of the housing chamber 20. A heat sink 45 and circulation means 46 are installed in the housing chamber 20. The circulation means 46 circulates air in an internal space of the housing chamber 20 by sucking the air in the internal space from an air intake 49 arranged at a left inner upper place, circulates the sucked air in contact with a part of the heat sink 45, and then exhausts the air from an exhaust port 50 arranged at a right lower place through a blower fan 22. |
