Timekeepers in Space 

Placing optical clocks in orbit could potentially transform timekeeping, navigation and precision science—if scientists can overcome the formidable hurdles involved.

by Edwin Cartlidge

Waveguide Quantum Electrodynamics

Engineering photon–emitter interactions in 1D—using a suite of tools ranging from photonic-crystal waveguides to quantum dots to ultracold atoms in optical lattices—is opening intriguing experimental and practical opportunities in quantum information science and technology.

by Francesco Ciccarello, Peter Lodahl and Dominik Schneble

Brilliant Idea or Big Headache?

Efforts to augment reality by mixing light from real and virtual objects are fueling optical innovation, but making them work with the human sensory system has proved a tough job.

by Jeff Hecht

Newsroom

Research and Industry News

Implantable hydrogels / Laser-melted lunar roads / Hollow cores for higher intensity / Self-configuring optical chip / Industry news

Conversations

Making an Impact

OPN talks with Trumpf Group’s Peter Leibinger about his roles in business and philanthropy.

Market Report

Spotting Trends in Optics and Photonics

How to identify up-and-coming areas by looking at the big picture, from enabling science to vertical markets.

Reflections in Diversity

Strength in Cognitive Difference

An inclusive approach to neurodiversity in STEM can enable creative problem solving.

Visualizing Optics

“Optics in 2023” Cover Art

For its December 2023 “year in optics” feature, OPN received numerous submissions for cover art. Which cover would you choose?

President's Message

Hopes for 2024

Optica members live in varied environments and face different challenges.

Looking Back

30, 20, and 10 Years Ago in OPN

Electronic imaging; energy-efficient lighting; lidar and archaeology

Optica in Focus

News from the Society

Launch of Optica Quantum / Incubators at HQ / Optica Fellow stories / Optics in South Africa / Paperpal partnership / Quantum industry summit / Thank you, technical group chairs and editors

After Image

Firework Reflections

Fireworks viewed through the combination of a phone and a cylindrical glass create a prismatic effect, with vibrant patterns generated from reflection and refraction of the light.