Hole-Quality Inspection Using Machine Learning Based on Temperature Images Obtained Using Two-Color High-Speed Video for Cu Direct Laser Processes of a Printed Wiring Board - Fujimoto Takuto; Nowatari Soma; Nakagawa Masao; Hirogaki Toshiki; Aoyama Eiichi (International journal of automation technology, 2025)
Keywords: Anomalies; Carbon dioxide; Carbon dioxide lasers; Circuit boards; Composite materials; Copper; Inspection; Laser processing; Machine learning; Machining; Metal foils; Printed circuits