#DayOfPhotonics
💡 The 21st October 2026 is the International Day of Photonics! 💡

The date was selected as an anniversary for when the exact number for the speed of light was adopted by the General Conference on Weights and Measures.

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#Photonics #DayOfPhotonics2026 #VacuumTechnology #Quantum #DayOfPhotonics
October 20, 2026 at 11:01 AM
Today we celebrate the #DayOfPhotonics and recall our #ICFOOpenDay ✨

Through lab tours, hands-on activities, and conversations with researchers, attendees discovered how #photonics help us understand and improve the world around us.

ICFO News👉 icfo.eu/news/2576/op...
October 21, 2025 at 9:04 AM