INSPECTION SYSTEM

In order to reduce inspection tact time in centralized management of a plurality of inspection lines, the system includes: a plurality of inspection lines 4 each having a visual appearance inspection device 3; a first database 5A for storing a captured image captured by each of the visual appearance inspection device 3; and a centralized control device 6 connected to each of the visual appearance inspection devices 3 and the first database 5A, having a display unit 32 that displays an inspection image of an inspection object 7, and enabling visual inspection of the inspection object 7 conveyed on each of the inspection lines 4 in a centralized manner; wherein, while one of the inspection lines 4 is inspected by using the centralized control device 6, the visual appearance inspection devices 3 of the other inspection lines 4 pre-captures the inspection object 7 conveyed on the inspection line 4 under predetermined capturing conditions and stores the pre-captured image in the first database 5A, and wherein the pre-captured image read from the first database 5A is displayed on the display unit 32 in the visual inspection.