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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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OFC 2025 Conference
Optical Fiber Communication Conference and Exposition
3/30/2025 - 4/3/2025
Optica Biophotonics Congress 2025
Optica Biophotonics Congress: Optics in the Life Sciences
4/21/2025 - 4/24/2025
CLEO 2025
Conference on Lasers and Electro-Optics
5/4/2025 - 5/9/2025
Optica OIC 2025
Optical Interference Coatings Conference
5/18/2025 - 5/23/2025
Optical Fiber Sensors 2025
29th International Conference on Optical Fiber Sensors (OFS)
5/25/2025 - 5/30/2025



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