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INSIDER: Photonics/Optics

Three University of Arkansas researchers — electrical engineering professor Shui-Qing “Fisher” Yu, Distinguished Professor Greg Salamo, and Jin Hu, assistant...

Products: Electronics & Computers
A folded zoom lens, miniature rotary encoders, starter generator control, and more.
INSIDER: Photonics/Optics

Lawrence Livermore National Laboratory (LLNL) researchers have used multi-material 3D printing to create tailored gradient refractive index glass optics that could make for better...

Articles: RF & Microwave Electronics
See the trends today that are helping satcom design engineers meet the data demands of their military and aerospace clients.
INSIDER: Photonics/Optics

Collins Aerospace Systems, a unit of Raytheon Technologies Corp., is helping the U.S. Navy and Marine Corps transition from analog to digital night vision systems with...

Briefs: Test & Measurement

The scope of this research radically changed the way novel components are designed and fabricated for high-energy applications. This 3D Meta-Optics platform was, and is, essentially engineering the...

Articles: Photonics/Optics

There have been several news headlines lately about offenders pointing commercial lasers at helicopters or police personnel, temporarily blinding and distracting them. An increasing number of...

Articles: Communications

A single antenna can be used for both transmission and reception. To accomplish this, the transmission must be isolated from the reception. In Figure 1, a radio frequency...

Articles: Photonics/Optics

Interference mitigation is crucial in modern radio frequency (RF) communications systems with dynamically changing operating frequencies, such as cognitive radios, modern military radar, and electronic warfare...

Articles: Aerospace

In order to meet the requirements of current-generation military ruggedized displays and monitors, various technology innovations have been developed that allow for an enhanced user experience. Accommodating all of these...

Articles: Defense

In the conflicts in Iraq and Afghanistan, the enemy’s guerilla tactics have muddled the distinction between terrorism and warfare. To deal with the challenges of this new type of combat, the military...

Briefs: Photonics/Optics

Multispectral imagers use an optical device that can separate the colors to obtain the spectral content in the scene. Such an optical device could be a grating or prism, a filter wheel, a diffractive...

Briefs: Photonics/Optics

Uncooled infrared detectors have significant potential capabilities that have been little explored. Micro-machined uncooled detectors with tunable spectral characteristics across the long-wave infrared...

Briefs: Photonics/Optics

A prototype hybrid micro-electro- mechanically tunable optical filter (MEM-TF) based partly on an electrostatic-actuation principle has been built and tested as an essential component...

Briefs: Photonics/Optics

Progress has been made on several fronts in a continuing program of research oriented toward the development of real-time algorithms, and computer and control systems that utilize...

Briefs: Physical Sciences

An algorithm for adaptive deblurring of images has been designed to be less adversely affected by image noise than are prior deblurring algorithms. The need for this or another noise-tolerant deblurring...

Briefs: Photonics/Optics

Optical-fiber infrasound sensors (OFISs) are being developed for detecting acoustic pressures in the frequency range from a few millihertz to a few hertz. As explained below, these sensors were conceived to...

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