Attend SPIE/COS Photonics Asia 2021

Join this premier international event on optics and photonics technologies in China

Make plans to join other leaders for this optics and photonics technologies event

Expand your professional network by participating in China’s leading international research meeting for biomedical optics, advanced optical imaging, quantum and nonlinear optics, laser processing, plasmonics, holography, and more.

If you live outside of China and are unable to travel to Nantong, options will be made available for remote participation. Stay connected to the photonics community and make plans to join, either in-person in Nantong, or online through

A home for your research. In person. Online.

Stay connected to optical engineers around the world, learn about recent advances, and report your own progress

Participate in Photonics Asia in person, or remotely. If you live outside of mainland China and you are unable to travel to Nantong, you can participate remotely and stay connected to the Photonics Asia community. No matter how the research is presented, information exchange is important and SPIE and COS are here to help bring the optics and photonics community together to share the advances with the world.

Attendees at SPIE/COS Photonics Asia

Why attend Photonics Asia?

Latest research presented at SPIE/COS Photonics Asia

Access the latest research

Hear presentations with the latest breakthroughs from around the world

Attendees at SPIE/COS Photonics Asia

Connect with colleagues

Technical and networking events to help you make important contacts

Plenary speaker at SPIE/COS Photonics Asia

Hear world-class speakers

Review plenary presentations to learn latest challenges and opportunities