1. An inspection method comprising: setting a plurality of measurement areas on a board; acquiring reference data and measurement data of at least one adjacent measurement area that is adjacent to a target measurement area for inspecting a measurement target, among the measurement areas; extracting at least one feature object from the adjacent measurement area; acquiring a distortion degree by comparing reference data and measurement data corresponding to the feature object with each other; and compensating for the distortion degree to set an inspection area in the target measurement area.