The present disclosure relates to an image capturing device configured to capture an image of a target. The image capturing device includes a probe and a housing. The probe includes an optical component and is configured to receive light from the target. The housing includes electronic components each configured to process the light received from the probe. Moreover, the housing includes an air sending unit, and a controller configured to control driving of the air sending unit. The air sending unit is provided at a position above the electronic components in the housing when a user holds the housing during utilization of the image capturing device, and is configured to supply air to the optical component provided in the probe.