Photonics & Imaging

Photonics/​Optics

Explore the latest technical briefs and product breakthroughs in photonics and optics. Resources include breakthroughs in lasers, laser systems, fiber optics, optical components, and photonics.

White Papers : Photonics/Optics
Performing Differential Noise Figure Measurements

In recent years, numerous improvements have been made in noise figure measurements through better algorithmic understanding of the measurements, more sensitive receivers, and less error-prone methods of processing noise power measurements. Anritsu has incorporated a number of these improvements...

Blog : Photonics/Optics
A Morphing Soft Actuator Expands the Motion Options
Even a shape-morphing plane is possible, says Harvard's Ehsan Hajiesmaili.
Briefs : Data Acquisition
Artificial Intelligence Device Identifies Objects at the Speed of Light

Numerous devices in everyday life use computerized cameras to identify objects — think of automated teller machines that can “read” handwritten dollar amounts when...

5 Ws : Photonics/Optics
5 Ws of My Skin Track UV

Who

The device can optimize treatment of neonatal jaundice, skin diseases, and seasonal affective disorder (SAD) and reduce risk of sunburn and skin cancer.

Q&A : Energy
Q&A: Jyotirmoy Mandal, Department of Applied Physics and Mathematics, Columbia University, New York, NY

Mandal, along with Professors Yuan Yang and Nanfang Yu, built upon earlier work demonstrating that many simple plastics and polymers are excellent heat radiators that could be used for passive radiative daytime cooling (PRDC). Their challenge...

Briefs : Photonics/Optics
Micro-Mirror Optical Tracking and Ranging System

An innovative optical sensing and tracking system was designed to detect, track, and determine object distance and direction in a wide, full, solid angle (160 × 160°) with an extremely high...

Briefs : Electronics & Computers
Thermal-Compensating Optics Housing

Existing optics mounts sandwich the optic axially between two metal components, which can lead to optical surface damage and misalignment when exposed to fluctuating temperatures. Thermal-compensating...

Briefs : Test & Measurement
Steering-Mirror-Assisted Laser Fine Pointing

Pointing precision is a critical element of instrumentation for optical communications and ranging in space, affecting laser design, link power budgets, and SWaP. While star trackers possess...

Briefs : Nanotechnology
Self-Powering Sensor Using a Nano-Energy Harvester

Existing nanosensor technologies depend on an external power source (typically a battery) to operate. Chemical and biological sensors based on nanowire or nanotube technologies exhibit...

Briefs : Materials
Single-Crystal SiGe/Sapphire Epitaxy

NASA's Langley Research Center has developed a new low-temperature method of SiGe/sapphire growth that produces the same single-crystal films with much less thermal loading effort to the substrate. This eliminates the time-consuming and costly high heating, long thermal soak times, and interfacial Si layer....

Application Briefs : Photonics/Optics
Robots Bring Airplane Production Up to Speed

Robots are helping a European airplane manufacturer cut into an eight-year backlog of orders for one of its most popular aircraft.

Briefs : Sensors/Data Acquisition
Ultrasensitive Chip-Based Sensors

An optical whispering gallery mode resonator was developed that can spin light around the circumference of a tiny sphere millions of times, creating an ultrasensitive, microchip-based sensor for multiple applications.

Briefs : Manufacturing & Prototyping
Printing Technology Uses Sound Waves to Control Size of Liquid Droplets

Liquid droplets are used in many applications, from printing ink on paper to creating microcapsules for drug delivery. Inkjet printing is the most common technique used...

INSIDER : Materials
NASA Investigates Ultrafast Laser Machining for Spaceflight Applications

An ultrafast laser that fires pulses of light just 100 millionths of a nanosecond in duration could potentially revolutionize the way NASA technicians manufacture and...

INSIDER : Electronics & Computers
New Algorithm Can More Quickly Predict LED Materials

Researchers from the University of Houston have devised a new machine learning algorithm that is efficient enough to run on a personal computer and predict the properties of more than...

INSIDER : Photonics/Optics
New Products: January 2019 Photonics & Imaging Insider

GigE Vision Interface

Pleora Technologies (Ottawa, Canada) introduced the imaging market’s first external frame grabber that converts Sony FCB-EV7520A block cameras into GigE...

INSIDER : Sensors/Data Acquisition
Detecting Light in a Different Dimension

Scientists from the Center for Functional Nanomaterials (CFN) — a U.S. Department of Energy (DOE) Office of Science User Facility at Brookhaven National Laboratory — have dramatically improved the...

White Papers : Photonics/Optics
Behind the Scenes of Image Processing

Image processing has become ingrained in everyday life; users can snap photos and apply filters to images directly on a device without any imaging expertise. Even with professional-grade image processing, such as with aerial mapping, intelligent security, or medical imaging, software packages allow users to...

Articles : Photonics/Optics
Optimizing Industrial Embedded Imaging Development

Machine vision systems have traditionally consisted of stand-alone cameras tethered to PC-based boards or frame grabbers using highspeed interfaces such as Camera Link, CoaXPress and Gigabit...

Briefs : Medical
Imaging System Makes Back Surgery Safer, Faster, Less Expensive

Researchers at Dartmouth have found a way to make back surgery safer, faster, and more cost effective. MRIs and CT scans can help surgeons identify spine problems such as...

Application Briefs : Photonics/Optics
Clear Vision for UAVs

The rapidly expanding world-wide use of unmanned aerial vehicles (UAV) — drones — is driving a growing market for specialized imaging technology. According to Chris Yiu, General Manager, High Performance BU at...

Products : Test & Measurement
New Products: January 2019 Photonics & Imaging Technology

VGA Sensor

Now available from FRAMOS (Ottawa, Canada), the Sony IMX426 Pregius™ 3rd generation Global Shutter CMOS image sensor provides 9μm pixel size and reaches VGA...

Articles : Photonics/Optics
SPIE Photonics West 2019 Preview

The SPIE Photonics West 2019 technical conference and exhibition returns to The Moscone Center in San Francisco, February 2 through February 7, offering attendees the opportunity to explore the latest...

Briefs : Imaging
Decoding Multiple Frames From a Single Scattered Exposure

Engineers at Duke University have developed a way to extract a sequence of images from light scattered through a mostly opaque material — or even off a wall — from one long...

Briefs : Medical
New X-Ray Scanning Method Reveals How Particles Move in Solution

A new method of X-ray scanning will allow for the visualization of many more biological molecules, providing critical information about what is inside molecules to scientists...

Articles : Electronics & Computers
Ultrafast Laser Micromachining

Ultrashort pulse (USP) lasers for precision micromachining can minimize or avoid undesirable thermal effects that limit feature resolution, edge quality and, ultimately, product functionality. This is because...

Briefs : Imaging
Ultra-Thin “Meta-Lens” Enables Full-Color Imaging

Light of different colors travels at different speeds in different materials and structures. This is why we see white light split into its constituent colors after refracting through a...

Application Briefs : Photonics/Optics
Cleaning or Etching Items with Unique Geometries

Cleaning, an integral part of many manufacturing and maintenance processes, is often critical to the performance of a broad range of technologies in the semiconductor, defense, MEMS, photonics...

Briefs : Sensors/Data Acquisition
Microresonators Offer Simpler Approach to Sensing With Light Pulses

Ultrashort optical pulses are becoming more and more relevant in a number of applications including distance measurement, molecular fingerprinting and ultrafast sampling....

Briefs : Imaging
Enhanced X-Ray Imaging Determines Molecular Structure

For more than 100 years, X-rays have been used in crystallography to determine the structure of molecules. At the heart of the method are the principles of diffraction and superposition,...

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