February 2010 Issue
Feature Articles
Lasers in Ophthalmology
Now that laser-assisted surgery for nearsightedness has become a routine elective procedure, ophthalmologists and vision scientists are branching out to other medical uses of lasers, from cataract surgery to diagnostic retinal imaging.
by Patricia DaukantasHistory of Gas Lasers, Part 2: Pulsed Gas Lasers
In this second article of a two-part series, Colin Webb explores the origins of pulsed gas lasers, which made possible many critical applications of laser technology, including corneal reshaping and microlithography.
by Colin WebbSPAD Sensors Come of Age
A unique light detector combines single-photon performance, multi-pixel image resolution and deep sub-nanosecond response.
by Edoardo Charbon and Silvano DonatiDepartments and Columns
Our conversation with Brian Herlihy
OPN talks with Brian Herlihy, continent connector and OFC/NFOEC keynote speaker.
The Optical Society of Korea Celebrates 20 Years
For two decades, the Optical Society of Korea (OSK) has helped lead optical science in South Korea by promoting innovation and spurring growth in industrial technology.
Catalyzing Innovation: The Fraunhofer Society and Institute for Laser Technology
For more than 60 years, the Fraunhofer Society—a large German organization—has devoted itself to applications-oriented research in medical engineering, defense, energy and other areas. And its Institute for Laser Technology focuses on innovative laser solutions to society’s most pressing problems.
U.S. Cities Go Green with LEDs
Cities and towns across the United States are incorporating solid-state lighting into their infrastructures.
Testing a New Model for Tiny Fiber Cores
An Australian team researching so-called “holey” optical fibers has discovered that light occupies much less space in the core than previously thought.
JOSA Editors of the 1930s & 1940s
Remembering two influential editors and OSA presidents.
OSA’s Global Network of Students
In 2006, members from four OSA Student Chapters had a big idea: to create a global network of OSA students. Since then, IONS (the International OSA Network of Students) has grown to include hundreds of students who have taken the world by storm—traveling to leading research institutes, exchanging results with peers, and visiting cities all over the globe.
Plasmonic Paradox: Hole-Filled Thin Film Transmits Less Light
If you punch holes into a semitransparent gold film, it will transmit less light through, thanks to surface plasmons.
Did You Know?
Enhancing infrared-sensing capability of an ordinary camera to analyze paintings.
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Also in this Issue
Book Reviews
2010 OSA Fellows
Sixty-three OSA members were recently elevated to the rank of Fellow.