A Compact, Lightweight Metalens-Based Microscope
Newsroom

A Compact, Lightweight Metalens-Based Microscope

The device, which leverages geometric silicon nitride metasurfaces, exceeds the performance of conventional microscopes with the same resolution.

04 August 2022
Complex-Light Lasers
From the Archive
Complex-Light Lasers

Tailoring modal competition inside lasers is enabling novel sources of complex light—and new approaches to light-based computation.

01 May 2022
Toward Faster, More Useful Data on X-Ray Pulses
Newsroom
Toward Faster, More Useful Data on X-Ray Pulses

Ability to infer complete amplitude and phase information from high-rep-rate X-ray free-electron lasers—pulse by pulse and in near real time—could open up new kinds of experiments.

08 August 2022
Senior Member Insights: Fei Ding
Careers
Senior Member Insights: Fei Ding

OPN talks with an assistant professor about how a grant award changed his career trajectory.

09 August 2022
Advanced Materials for Printed Flexible Electronics
Book Reviews
Advanced Materials for Printed Flexible Electronics

A beautifully illustrated book for anyone working in printed flexible electronics.

04 August 2022
Halo Sunset with Sun Dogs
Image of the Week
Halo Sunset with Sun Dogs

Sunset with 22-degree halo and sun dogs caused by ice crystals from a cold front moving over the Pacific Ocean.

05 August 2022
LATEST NEWS
Toward Faster, More Useful Data on X-Ray Pulses
Research News
Toward Faster, More Useful Data on X-Ray Pulses

Ability to infer complete amplitude and phase information from high-rep-rate X-ray free-electron lasers—pulse by pulse and in near real time—could open up new kinds of experiments.

08 August 2022
Fast Creation of Custom-Tailored Waveguides
Research News
Fast Creation of Custom-Tailored Waveguides

Femtosecond laser writing and adaptive optics combine to build twisted, tapered and other exotic waveguide shapes for applications in integrated and quantum photonics.

06 August 2022
“Smart” Windows Inspired by Marine Animals
Research News
“Smart” Windows Inspired by Marine Animals

A building facade reacts to fluctuating sunlight and temperature, releases reversable pigmented fluid to provide shade.

05 August 2022
A Compact, Lightweight Metalens-Based Microscope
Research News
A Compact, Lightweight Metalens-Based Microscope

The device, which leverages geometric silicon nitride metasurfaces, exceeds the performance of conventional microscopes with the same resolution.

04 August 2022
Tiny Photoacoustic Probe May Guide Future Biopsies
Research News
Tiny Photoacoustic Probe May Guide Future Biopsies

The device is faster than previous endoscope probes and fits inside a needle.

03 August 2022

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EDITOR'S PICKS
The Breakthrough Birth of Low-Loss Fiber Optics
From the Archive

The Breakthrough Birth of Low-Loss Fiber Optics

Once Charles Kao had identified the promise of glass for communications, specialists in glass science took on the task of making that promise a reality. A small group at Corning succeeded by taking a contrarian approach.

01 March 2020
“Thoughtographs” and Stanhope Lenses
Light Touch
“Thoughtographs” and Stanhope Lenses

A 1960s personality wowed audiences with his supposedly paranormal images—but magicians detected optical illusions, not sorcery.

01 October 2017
Nano in Our Food
Infographic
Nano in Our Food

The addition of nanoparticles to food has the potential to improve food quality, safety and nutrition. However, because of their small size, there is also the risk that ingested nanoparticles could damage cells or organs.

01 July 2019
Evaluating Medical Extended-Reality Devices
Optics Innovations
Evaluating Medical Extended-Reality Devices

U.S. FDA researchers outline regulatory science efforts to advance the adoption of digital health technologies.

01 February 2021

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Image of the Week

Halo Sunset with Sun Dogs

Sunset with 22-degree halo and sun dogs caused by ice crystals from a cold front moving over the Pacific Ocean.

05 August 2022
Optics in 2022

Illuminate your research

Submit a summary of your best recent peer-reviewed optics research to our “Optics in 2022” special feature. 

Enter by:

31 August 2021
Then and Now

The First Diffraction Gratings

Close, equally-spaced grooves on a surface can disperse light, separating the frequencies. This simple tool launched spectroscopic science and more.

01 January 2021
CAREERS
Senior Member Insights: Fei Ding
Careers
Senior Member Insights: Fei Ding

OPN talks with an assistant professor about how a grant award changed his career trajectory.

09 August 2022
Senior Member Insights: Marcel Poulain
Careers
Senior Member Insights: Marcel Poulain

A professor and president of Le Verre Fluoré talks about an academic discovery that shaped his career.

26 July 2022
Senior Member Insights: Yuxi Fu
Careers
Senior Member Insights: Yuxi Fu

A professor and deputy director talks about developing skills and knowledge while young.

12 July 2022
Exploring STEM Through a Board Game
Careers
Exploring STEM Through a Board Game

Scientists designed a game based on the UK’s national synchrotron, getting players excited about science’s collaborative nature and diverse research topics.

07 July 2022
Senior Member Insights: Luciana Kassab
Careers
Senior Member Insights: Luciana Kassab

A professor talks about the importance of pursuing what you love to do.

28 June 2022

Photo Contest

Enter OPN's 17th Annual Photo Contest

The first-place winner will receive a canvas-stretched print of their winning entry, a $250 Amazon gift card, and publication of the winning image in OPN.

Enter by:

15 September 2022