Optics, Photonics & Quantum Science Conferences & Events 2026

Find 7+ Optics, Photonics & Quantum Science conferences, trade shows, and summits in 2026–2027. Events are taking place across locations worldwide — covering the latest trends, research, and business opportunities in the sector. Industry Events is updated daily, so every listing is current. Use the filters to narrow by date, country, or format, and register directly with the organiser. Listing your own Optics, Photonics & Quantum Science event is free.