Optical Society of America

Optical sensors improve railway safety

A string of fiber-optic sensors running along a 36-km stretch of high-speed commuter railroad lines connecting Hong Kong to mainland China has taken more than 10 million measurements over the past few years in a demonstration ...

Sep 30, 2013
3.5 / 5 (2) 0

A better imager for identifying tumors

Before they excise a tumor, surgeons need to determine exactly where the cancerous cells lie. Now, research published today in The Optical Society's (OSA) journal Optics Letters details a new technique that c ...

Jun 19, 2014
5 / 5 (4) 0

Open wide and say 'zap'

A group of researchers in Australia and Taiwan has developed a new way to analyze the health of human teeth using lasers. As described in the latest issue of Optics Express,, by measuring how the surface of a tooth respon ...

Aug 18, 2009
4 / 5 (1) 0