🏳️SPIE, the international society for optics and photonics

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SPIE is a non-profit dedicated to advancing the scientific research and engineering applications of optics and photonics through international conferences, education programs and publications.

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Vision Tech Expo at SPIE Photonics West 2026

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##### The newest expo for vision, sensing, and imaging technologies

Reserve your space

Defense + Commercial Sensing 13-17 April

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##### Prices increase 28 March

Register now

SPIE serves the entire international optics and photonics community

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##### We support inclusive, collaborative environments and value a diversity of ideas, perspectives, and experiences

EDI at SPIE

Yaver Memorial Scholarship to promote business knowledge

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##### Applications due 14 March

Apply now

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The world's largest optics and photonics membership society

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Connecting minds. Advancing light.

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Learn more about SPIE

SPIE is the international society for optics and photonics. Serving a global membership of over 25,000, we bring engineers, scientists, students, and business professionals together to advance light-based science and technology.

Over the past five years, we have invested more than $25 million in the international optics community through our advocacy and support, including scholarships, educational resources, travel grants, endowed gifts, and public-policy development.

### Recent news and stories

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Metasurface technology offers a compact way to generate multiphoton entanglement

](/news/metasurface-technology-offers-a-compact-way-to-generate-multiphoton-entanglement "Metasurface technology offers a compact way to generate multiphoton entanglement")

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Building beyond Earth: What’s in it for photonics?

](/news/building-beyond-earth-whats-in-it-for-photonics "Building beyond Earth: What’s in it for photonics?")

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Tying photonic knots in space and time

](/news/tying-photonic-knots-in-space-and-time "Tying photonic knots in space and time")

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Getting PFAS out of lithography materials

](/news/getting-pfas-out-of-lithography-materials "Getting PFAS out of lithography materials")

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Other lithography approaches offer alternatives

](/news/other-lithography-approaches-offer-alternatives "Other lithography approaches offer alternatives")

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Chips – and lithography – head up and down

](/news/chips-and-lithography-head-up-and-down "Chips – and lithography – head up and down")

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AI’s impact: Three examples

](/news/ais-impact-three-examples "AI’s impact: Three examples")

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Read the latest issue of Photonics Focus magazine

](/news/photonics-focus/marchapril-2025 "From the Editor's desk: Still more room at the bottom")

Read more news from SPIE

### Opportunities to get connected

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[](/conferences-and-exhibitions)

Attend a conference

[](/publications)

Publish with SPIE

[](/education)

Professional Training

[](/membership)

Become a Member

### Featured events

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Photonics West

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25 - 30 January 2025

](/conferences-and-exhibitions/photonics-west "SPIE Photonics West")

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Advanced Lithography + Patterning

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23 - 27 February 2025

](/conferences-and-exhibitions/advanced-lithography-and-patterning "SPIE Advanced Lithography + Patterning")

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Defense + Commercial Sensing

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13 - 17 April 2025

](/conferences-and-exhibitions/defense-and-commercial-sensing "SPIE Defense + Commercial Sensing")

View all upcoming events

### More resources for professional growth

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The world's largest collection of optics and photonics applied research

](https://www.spiedigitallibrary.org/?SSO=1&webSyncID=2dc022c6-e5a9-c27d-e737-ce3920887323&sessionGUID=047e781e-c816-395d-3ee5-a3d3d50d995d)

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Daily news coverage of the optics and photonics industry

](https://optics.org/?webSyncID=2dc022c6-e5a9-c27d-e737-ce3920887323&sessionGUID=047e781e-c816-395d-3ee5-a3d3d50d995d)

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Find a job at a leading company in the optics and photonics community

](https://spie.org/careercenter)