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2025 International Day of Light

It all started with, “We should have a celebration on the International Day of Light.” 

Then: “It should involve the Optica Student Chapters.” And: “We can ask them to post photos from their events.” Finally: “And Optica can do a 24-hour, round-the-clock social media campaign sharing photos from chapters.”

We weren't sure it could happen, but our global community of Optica Student Chapters proved once again just how amazing they are. More than 40 student chapters hosted an event right before or on 16 May 2025 — the International Day of Light. They watched quantum-related programs, engaged in learning exercises and (based on the photos we received) consumed a significant amount of pizza.

In one magical day, they helped us showcase what Optica stands for – the sharing of knowledge, connecting with colleagues and helping the world to recognize the importance of light in science.  

Every expert on‑screen started as a student, sending a clear message: If they can do it, so can we.

Axolotl – Optics Student Chapter

Universidad Autónoma del Estado de Morelos, Mexico

Axolotl – Optics Student Chapter
Optica Student Chapter Paderborn

Optica Student Chapter Paderborn

We bear the responsibility to 'translate' quantum concepts for the public, and these international observances provide natural opportunities for science communication. 

Optica Student Chapter at Zhejiang University

Zhejiang University, China

Optica Student Chapter at Zhejiang University
Yerevan State University & NAS Armenia

Yerevan State University & NAS Armenia

Vrije Univ. Brussel Student Chapter

Vrije Univ. Brussel Student Chapter

UNILAB Student Chapter

UNILAB Student Chapter

KN Fizyki i Inżynierii Fotonicznej

KN Fizyki i Inżynierii Fotonicznej

RAU Optica Student Chapter (Radiant Minds)

RAU Optica Student Chapter (Radiant Minds)

Optical Society at Johns Hopkins

Optical Society at Johns Hopkins

Optica Student Chapter QUEST

Optica Student Chapter QUEST

Photonets UV Student Chapter

Photonets UV Student Chapter

Our watch party gave attendees a broader insight into quantum technologies and their modern-day applications.

Bristol Optica Student Society (BOSS)

University of Bristol, UK

Bristol Optica Student Society (BOSS)
CUST Student Chapter of Optica

CUST Student Chapter of Optica

OIST Optica Student Chapter

It strengthens our community and promotes knowledge sharing within our chapter.

OIST Optica Student Chapter

Okinawa Institute of Science and Technology (OIST), Japan

Events like this remind us that science isn't just about equations — it's about impact, community and vision.

Optica DIAT Student Chapter

Defence Institute of Advanced Technology, India

Optica DIAT Student Chapter

The session left us inspired about the transformative potential of quantum technologies in shaping the future.

IIT BBS Optica Student Chapter

Indian Institute of Technology (IIT) Bhubaneswar, India

IIT BBS Optica Student Chapter

IQ LightFest 2025 successfully brought students together to explore cutting-edge topics in quantum science while celebrating the spirit of light and innovation.

IIT Patna Optica Student Chapter

Indian Institute of Technology (IIT) Patna, India

IIT Patna Optica Student Chapter
Multimedia University of Kenya Optical Society (MUKOS)

Attendees engaged in rich discussions, networking and collaborative reflection on the growing role of quantum science in shaping the future of optics, photonics and technology.

Multimedia University of Kenya Optical Society (MUKOS)

Multimedia University of Kenya, Kenya

The gathering allowed attendees to celebrate their achievements, share their aspirations and strengthen their network within the Optica community.

Optica Student Chapter of The NorthCap University

The NorthCap University, India

Optica Student Chapter of The NorthCap University
SUT Optica Student Chapter

SUT Optica Student Chapter

Optica Student Chapter MUET

Optica Student Chapter MUET

FCU Student Chapter of Optica

Through activities such as talk listening, discussions and experimental workshops, we can cultivate our members’ international perspective and scientific literacy.

FCU Student Chapter of Optica

Feng Chia University, Taiwan

JIIT—Optica Student Chapter

JIIT—Optica Student Chapter

IU Digital Optica Student Chapter - IUDOPTICA

IU Digital Optica Student Chapter - IUDOPTICA

Boston University SPIE & Optica Student Chapter

Boston University SPIE & Optica Student Chapter

OSAL Student Chapter

OSAL Student Chapter

Image for keeping the session alive