The Optica Laser Congress and Exhibition 2026 will take place from October 11 to 15, 2026, at the Radisson Blu Hotel Lietuva in Vilnius, Lithuania. Organized by Optica, the congress is a leading international event focused on laser science, solid-state lasers, high-intensity laser systems, and advanced photonic applications, bringing together researchers, scientists, engineers, and industry professionals from around the world. Attendees will have the opportunity to explore the latest developments in high-power fiber lasers, laser beam combining, remote sensing, EUV and X-ray light sources, mid-infrared coherent sources, laser materials processing, and ultrafast photonics through technical presentations, exhibitions, panel discussions, and networking sessions.