The SPIE/COS Photonics Asia 2026 will take place from October 24 to 26, 2026, in Nantong, Jiangsu, China. Organized by SPIE in partnership with the Chinese Optical Society (COS), the conference is a premier international event for optics and photonics technologies, bringing together researchers, scientists, engineers, and industry professionals from around the world. Attendees will have the opportunity to explore the latest advancements in biomedical optics, advanced optical imaging, quantum and nonlinear optics, laser processing, plasmonics, holography, photonic sensing, and AI in photonics through technical conferences, plenary presentations, exhibitions, and networking sessions.