Monitoring Nanoparticles & Gauging Ocean Color - LIGHT MATTERS 05.07.2014

On this week's show, an LED device simulates sunlight, doctors monitor nanoparticles in living tissue, and a photomultiplier gauges the ocean's color even at night. Light Matters is the photonics industry’s only weekly news program and is hosted by Photonics Media editors Laura Marshall and James Lowe.