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February 2022 Issue
Feature Articles
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Surfing the Wakefield
Scientists have shown that lasers can accelerate electrons to immense energies within a few centimeters of plasma. Their aim now is to build a useful machine.
by Edwin Cartlidge![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2022/0222/features/bettini-icon-360x270px.jpg?t=638452548815060638)
Did Leonardo da Vinci Invent the Telescope?
An analysis of one of the Italian master’s early-16th-century notebooks suggests that his experiments may have extended to combining lenses to achieve a better view of the moon.
by Alessandro Bettini![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2022/0222/features/fellows-icon-360x270px.jpg?t=638452548877681226)
Meet Optica’s 2022 Fellows
Congratulations to the 106 members of the 2022 class of Optica Fellow Members.
by Meredith Smith, Kari Apter and Samantha HornbackDepartments and Columns
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Research and Industry News
Detecting quantum sound / Mouse brain microscope / Rapid freeform fabrication / 3D imaging through hair-thin fiber / Light-powered robots / Studying bats in the wild / Lightelligence chip / Rockley sensor / Eco-friendly glitter
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Toward a Truly Inclusive Classroom
OPN talks to a physics professor whose research focuses on reimagining education to better include students with disabilities.
![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2022/0222/departments/optinnov-icon.jpg?t=638452548391337506)
PSI’s Journey: From Research to Production
The founder and president of Phase Sensitive Innovations, a university-incubated startup, offers a personal recollection of how the company pivoted its business to succeed.
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Also in this Issue
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Globalization and Decentralization
Companies that have successfully globalized are rooted in different parts of the world.
![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2022/0222/departments/looking-img1-icon.jpg?t=638452548375919571)
30, 20, and 10 Years Ago in OPN
Hubble woes; optics and bioterrorism; fiber optics’ endless development.
![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2022/0222/departments/focus-img3-icon.jpg?t=638452548351853264)
News from the Society
Ethics in publishing / New editors-in-chief / Engineering prize for Jarrahi / John Tyndall award / DiversiWiki edit-a-thon / Women in industry / Optica Fellow stories / Industry predictions for 2022 / Executive Forum / Thank you, editors and volunteers
![](https://opn-web-afd-d3bfbkd5bcc5asbs.z02.azurefd.net/opn/media/images/articles/2022/0222/departments/afterimage-feb21-icon.jpg?t=638452548325948170)
Volcano Track, Imaged from Space
A volcano track or plume rises over Mount Michael, an active stratovolcano on Saunders Island, about 1600 km from Antarctica.