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News: Imaging
A Real Engineering Feat: Two Holograms on One Surface

For years many engineers have assumed that you cannot encode more than one holographic image in a single surface — at...

News: Materials
The Top Tech Briefs Stories of 2017

With another year of Tech Briefs almost in the books, it's time to look at our most-read news articles of 2017.

Top stories included a look back at the life of Robert Goddard, and a look forward to new...

INSIDER: Defense
Radar Sees Through Walls – By Seeking Symmetry

Using a narrow band of microwave frequencies, researchers at Duke University found a new way to see on the other side of the...

Briefs: Imaging
Device-Free Motion Tracing Using WiFi Signals

Fine-grained human motion tracing — the ability to trace the trajectory of a moving human hand or leg, or even the whole...

Briefs: Imaging
Detector System for High-Resolution Imaging

A large-area detector without any dead space capable of handling a large dynamic range does not currently exist. Current...

Briefs: Imaging
Method for Tracking Moving Targets

Moving target indication (MTI) methodologies are essential tools to detect, locate, recognize, and track the moving targets of interest...

Briefs: Imaging
Method Uses Drones and WiFi to Enable 3D Through-Wall Imaging

WiFi signals are everywhere. Unmanned aerial vehicles (UAVs, or drones) are expected to become a larger part...

Briefs: Imaging
Image-Based User Authentication

In other user authentication systems, a user authenticates identity by selecting a particular image that is then matched to a previous choice. This invention enables greater security for access control systems by...

Articles: Energy
Pacific Northwest National Laboratory

The Department of Energy’s (DOE) Pacific Northwest National Laboratory (PNNL) in Richland, WA, has been operated by Battelle and its...

Products: Imaging
New Products: November 2017 Photonics & Imaging Insider

Laser Confocal Scanning Microscope

The new Olympus (Waltham, MA) LEXT® OLS5000 3D laser confocal scanning microscope delivers precise imaging in a fast,...

Question of the Week
Would you use "Printed Wi-Fi?"

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