SPIE Photonics EXPO | January 20 – 22, 2026 | San Francisco, USA

20 January – 22 January 2026.

SPIE Photonics West 2025 was an impactful and vibrant experience at San Francisco’s Moscone Center, with 24,000 registered optics and photonics professionals from more than 75 countries. Leaders from academia, industry, and government agree Photonics West is the most valuable optics and photonics event to attend. Learn about the latest research, see the newest innovations, and meet with the global community during the most exciting week in photonics.

‍Visit our booth #3433