Optical Components

Laser Ranging Can See 3D Objects Melting in Fires

Optical range measurements, already used in manufacturing and other fields, may help overcome practical challenges posed by structural fires, which are too hot to measure with conventional...

Chip Measures Quantities with Quantum Precision

Many devices use light to probe the quantum states of atoms in a vapor confined in a small cell. Atoms can be highly sensitive to external conditions, and therefore make superb detectors. Devices...

More Stable Light Comes from Intentionally 'Squashed' Quantum Dots

Intentionally “squashing”colloidal quantum dots during chemical synthesis creates dots capable of stable, “blink-free” light emission that is fully comparable with...

New Products

Tracking Camera The Intel® RealSense™ T265 Tracking Camera from FRAMOS (Ontario, Canada) uses inputs from dual fisheye cameras and a Bosch IMU along with its own processor on board. The Movidius MA215x ASIC provides edge...

New Products

Machine Vision Cameras Vision Research (Wayne, NJ) has introduced the Phantom® S210 and S200, 2Gpx/sec (16 Gbps) machine vision cameras. The S210 reaches 1,730 frames per second (fps) at full 1.3Mpx resolution, while the S200...

Measuring Aging, Fat and Water Content in Meat Products Using Hyperspectral Imaging

The consumable component of muscle tissue in meat is approximately 75% water, 20% protein, 5% fat, carbohydrate, and minerals. The proportions vary depending...

Create the Future Design Contest Alumni Achieve Market Success

The Create the Future Design Contest, launched in 2002 by the publishers of Tech Briefs magazine, helps stimulate and reward engineering innovation. The annual event has attracted...

New Fast, Economical Bioimaging Technique

Researchers at Rensselaer Poytechnic Institute (RPI) have developed a new approach to optical imaging that makes it possible to quickly and economically monitor multiple molecular interactions in a...

A Marriage of Light-Manipulation Technologies

Researchers have, for the first time, integrated two technologies widely used in applications such as optical communications, bio-imaging, and Light Detection and Ranging (LIDAR) systems. In the...

Graphene's Magic Is in the Defects

A team of researchers at the New York University Tandon School of Engineering and NYU Center for Neural Science has solved a longstanding puzzle of how to build ultra-sensitive, ultra-small, electrochemical...

Nano-Optic Endoscope Sees Deep into Tissue at High Resolution

The diagnosis of diseases based in internal organs often relies on biopsy samples collected from affected regions. But collecting such samples is highly error-prone due to the...

Individual Quantum Dots Imaged in 3-D for the First Time

Researchers have developed an imaging technique that uses a tiny, super sharp needle to nudge a single nanoparticle into different orientations and capture 2-D images to help reconstruct...

A New Route to High Sensitivity Pressure Sensors

Since their development in the 1950s, optical fibers have been used for power transmission, communication, imaging, and sensing. They are often used in situations where other sensing techniques...

New Engine Optics to Fuel Future Research

An optical setup developed by researchers at Sandia's Combustion Research Facility and the Technical University of Denmark can now quantify the formation of soot — particulate matter consisting...

Researchers Combine Metalens With an Artificial Muscle

Inspired by the human eye, researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have developed an adaptive metalens that is essentially a flat,...

“Light-Written” Photonic Memory Devices

Light is the most energy-efficient way to move information; however, light shows one big limitation: it is difficult to store. Data centers, for example, rely primarily on magnetic hard drives in...

A Morphing Soft Actuator Expands the Motion Options

Even a shape-morphing plane is possible, says Harvard's Ehsan Hajiesmaili.

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...

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 optics...

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 pointing...

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...

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 to...

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...

New Products

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 Vision 2.0™ cameras. The iPORT SB-GigE-EV7520A...

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...

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...

Optically Transparent Polyimide Aerogels

Innovators at NASA's Glenn Research Center have expanded their growing portfolio of aerogels to include a new optically transparent polyimide aerogel. Aerogels — low-density, highly porous, ultralight...

3D Printer Creates Complex Biological Tissues

A technique was developed that uses a specially adapted 3D printer to build therapeutic biomaterials from multiple materials. The advance could be a step toward on-demand printing of complex...