Message on COVID-19 (Coronavirus)

The Optical Society (OSA) has expanded virtual meetings, programs and services to ensure our global community is informed and engaged during the COVID-19 pandemic. We have embraced our core value of inclusivity in providing high-quality technical content at no cost to our members and customers worldwide.

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Optics & Photonics News

COVER STORY

OPN Cover for the October 2020 issue

High-Powered Diode Lasers—New, Bright and Blue

Valerie C. Coffey

Blue diode laser designs with kW powers are advancing in industrial processing applications, including cutting, welding and foil joining of copper and other high-reflectance materials.

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IMAGE OF THE WEEK

A Sunset View
A Sunset View

The splitting of the rays of the sun—the primary source of light to the planet—in the evening sky.


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Latest News

3D Biometric Authentication Based on Finger Veins Almost Impossible to Fool

28 September 2020
Biometric authentication, which uses unique anatomical features such as fingerprints or facial features to verify a person’s identity, is...

OIDA Member Profile - Multiphoton Optics

25 September 2020
OSA Industry Development Associates (OIDA) member Multiphoton Optics, Germany is a leading developer of green technology in the 3D lithography...

The Optical Society (OSA) Mourns the Passing of Nobel Laureate Arthur Ashkin

25 September 2020
The Optical Society (OSA) is deeply saddened by the passing of Nobel Laureate and OSA Honorary Member Arthur Ashkin, known for his extraordinary...

OptoSigma and Spectrolight, Inc. Announce a New Partnership

22 September 2020
OptoSigma Corporation, a global manufacturer based in the USA, Japan, and Europe, and Spectrolight, Inc., an innovative company based in Irvine, CA...

It’s Not You, It’s Your Brain: Bringing Neuroscience to the 2020 FiO + LS Mid-Manager Summit

22 September 2020
During the Advancing Mid-Managers Summit held 15 September 2020 at the 2020 Frontiers in Optics + Laser Science APS/DLS (FiO +LS) conference...

OSA Publishing

Recently Published

Femtosecond laser direct inscription of 3D photonic devices in Er/Yb-doped oxyfluoride nano-glass ceramics

Optical Materials Express, Vol. 10 Issue 10, pp.2695-2704 (2020)
The fabrication of optical waveguides by direct femtosecond laser irradiation in Er3+/Yb3+ oxyfluoride nano-glass ceramics is...

Disorder-protected quantum state transmission through helical coupled-resonator waveguides

Photonics Research, Vol. 8 Issue 10, pp.B15-B24 (2020)
We predict the preservation of temporal indistinguishability of photons propagating through helical coupled-resonator optical waveguides (H-CROWs)....

Nanometer precise red blood cell sizing using a cost-effective quantitative dark field imaging system

Biomedical Optics Express, Vol. 11 Issue 10, pp.5950-5966 (2020)
Because of the bulk, complexity, calibration requirements, and need for operator training, most current flow-based blood counting devices are not a...

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