The visual inspection device comprises a first illumination device capable of illuminating an top surface of an inspection object, a second illumination device capable of illuminating a bottom surface opposite to the top surface of the inspection object and a first imaging device capable of capturing the top surface of the inspection object. A relative position of each of the first illumination device and the second illumination device and the inspection object are adjusted such that a part of the captured image captured by the first imaging device is disappeared.