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Optica, formerly OSA, the society advancing optics and photonic worldwide, is a leader of excellence, delivering high-quality scientific and technical information that is authoritative, accessible and archived.

The new brand, Optica, builds on our history of discovery and innovation. Since 1916, the society has been the world's leading champion for optics and photonics, uniting and educating scientists, engineers, educators, technicians and business leaders worldwide. Optica currently serves 432,000 customers from 181 countries.
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Optica Imaging Congress 2025
Imaging and Applied Optics Congress
8/18/2025 - 8/21/2025
Optica Laser Congress and Exhibition 2025
Optica Laser Congress and Exhibition
10/19/2025 - 10/23/2025
FiO+LS 2025
Frontiers in Optics: Annual Meeting and Exhibit/Laser Science Conference
10/26/2025 - 10/30/2025
OFC 2026 Conference
Optical Fiber Communication Conference and Exposition
3/15/2026 - 3/19/2026
Optica High-Brightness Sources Congress 2026
Optica High-Brightness Sources and Light-Driven Interactions Congress
Dates: TBD



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