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The Optical Society (OSA) is home to the world’s most accomplished leaders in science, engineering and business. Our more than 21,000 members reside in 100 countries and span academia, industry and government.

OSA Membership delivers access to an unparalleled, international network and the highest-caliber research. From the latest discoveries and news to members-only events and technical groups, The Optical Society is the international organization of choice for leading professionals in optics and photonics, like you. Benefits include registration discounts on high-quality meetings; 50 downloads from OSA Publishing, the most-cited Digital Library in the field; subscriptions to leading magazines, Optics & Photonics News and Physics Today; and much more. Learn more about OSA Member benefits.