October 2021 Issue
Feature Articles
The Story of Optica
A century-old society adopts a new name and brand—and looks ahead to the next 100 years.
by OPN StaffEntrepreneurs to Watch
In a new feature, OPN throws the spotlight on a selection of creative scientists and engineers—and the enterprises they’re building.
by OPN StaffHearing the Light
Through optogenetics and new medical devices, optical stimulation of the auditory nerve could improve on current hearing-restoration technology, affording better speech recognition and perception of music.
by Tobias Moser, Daniel Keppeler, Christian Goßler and Ulrich T. SchwarzDepartments and Columns
Research and Industry News
Wearable UV sensors / Mid-IR imaging with a CCD / Syncing up atomic clocks / Ultrafast 5D imaging / Space–time quantum metasurfaces / Toward a hydrogen economy / Mass-market AR prospects / Faces of Optica / Lower-energy e-displays / Automating OCT
The Faces of Optica
To celebrate the extraordinary global diversity of our community, renowned portrait photographer Sam Barker has taken a series of portraits of Optica members. Visit optica.org/faces to view the full gallery.
A Scientist Abroad
When cultural heritage meets international collaboration and science.
Sizing Up Optics and Photonics
Optica’s Tom Hausken looks at estimates of the industry’s growth—and why such estimates matter.
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Also in this Issue
Welcome to Optica!
This month I have the pleasure of welcoming you to Optica, the new name for our society.
30, 20, and 10 Years Ago in OPN
Optical remote sensing of the atmosphere; magnetorheological finishing; scattering technology
News from the Society
Oximeters for COVID / Siegman School / GEMM summit / Optica Fellow stories / Meeting roundup / Virtual FiO+LS / DEI developments / Creative Zoom / Remembering Jane Simmons / Thanks, editors and volunteers
Thank You to Our Donors
The Optica Foundation recognizes and fosters excellence in the next generation of the field.
Creating Art with Fruit
Striped pattern reflected in surface of milk with a few wild berries.