The document discusses computer-aided inspection technologies. It defines inspection as examining products and components to determine if they conform to design specifications. There are two main types of inspection: inspection for variables which measures quality characteristics, and inspection for attributes which determines if a product meets accepted standards. A typical inspection procedure involves presenting an item, examining it for defects, making an acceptance decision, and taking appropriate action. The document focuses on computer-aided inspection tools like coordinate measuring machines (CMMs) and machine vision systems which allow engineers to quickly and precisely assess physical properties of manufactured objects.