Sample cooling device and sample cooling method for linked image detection through optical microscope and electron microscope

Disclosed are a sample cooling device and a sample cooling method for linked image detection through an optical microscope and an electron microscope. The sample cooling device includes: an observing part for observing a sample illuminated by a light source; a transferring part for transferring the sample through the observing part when the observation of the sample is complete; and a discharging part for removing a culture medium that has formed on the surface of the transferred sample and discharging the sample to the outside.