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.

Blog : Photonics/Optics
LASER World of PHOTONICS, Day 2: Bigger is Better
Many vendors at this year's event made their presence known with mega-sized booths.
News : Photonics/Optics
From LASER World of PHOTONICS 2019: Light as the Key to Global Sustainability
The increased use of photonics has the potential to reduce CO2 emissions — by 3-billion tons.
News : Photonics/Optics
Laser World of Photonics 2019
The bi-annual Laser World of Photonics exhibition begins today.
White Papers : Photonics/Optics
Collaborative Manufacturing in Photonics Design

In this highly competitive photonics market, entering the new product introduction phase with little or no packaging expertise is likely to lengthen critical time to market. Using a collaborative manufacturing process with an experienced contract manufacturer can mitigate late deliveries, high...

Special Reports : Aerospace
Unmanned Systems

The latest advances in aerial, ground, and underwater unmanned systems are covered in this special report, a compendium of recent articles from the editors of Tech Briefs and Aerospace & Defense Technology.

Special Reports : Communications
ADAS/Connected Car

Today's Advanced Driver Assistance Systems (ADAS) and connected cars are paving the way for tomorrow's automated vehicles. To help you keep pace with the latest technology developments, we present this compendium of recent articles from the editors of Automotive Engineering, Autonomous Vehicle Engineering, and Truck &...

Articles : Data Acquisition
Vision Sensors in Factory Automation

There are a number of ways to extract data from a production line. In factory automation, sensors are used in work cells to gather data for inspection or to trigger other devices. These sensors fall into...

Briefs : Semiconductors & ICs
Single-Photon Detector for Potential Encryption and Sensing

Light is widely used for communications, carrying phone conversations and video signals through fiber optic cables around the world in pulses composed of many photons. Single...

Briefs : Photonics/Optics
Programming Light on a Chip

Microwave signals are ubiquitous in wireless communications but interact too weakly with photons. A technique was developed to fabricate high-performance optical microstructures using lithium niobate, a material...

Briefs : Materials
All-Fiber, Optically Controlled Optical Switch

An optical switch is a device where information-bearing light may be directed to one of several outputs. Prior art optical switches have mainly been integrated optical waveguide structures such as titanium-diffused (Ti) waveguides in lithium-niobate (LiNbO3) or gallium-arsenide (GaAs)...

Application Briefs : Connectivity
Retinas to Roadways: The Evolution of Optical Coherence Technology
Insight Photonic Solutions
Lafayette, CO
www.sweptlaser.com

A driver’s ability to see and avoid other vehicles is essential to safe driving. The same is...

Briefs : Test & Measurement
Systems and Methods for Correcting Optical Reflectance Measurements

Optical spectroscopy can be used to determine the concentration of chemical species in samples. The amount of light absorbed by a particular chemical species is often linearly related to its concentration through Beer’s Law. For nontransparent materials such as powders,...

Briefs : Communications
Graphene-Silicon Devices for Optoelectronics Applications

Silicon is a naturally occurring material commonly used as a semiconductor in electronic devices; however, researchers have exhausted the potential of devices with semiconductors made...

Briefs : Electronics & Computers
Infrared Light-Focusing Platform

Researchers have integrated two technologies widely used in applications such as optical communications, bio-imaging, and Light Detection and Ranging (LiDAR) systems to create a new infrared light-focusing...

Briefs : Photonics/Optics
Micro UV Aerosol Detector

The detection of aerosols within fluid samples can be accomplished by optical methods. Such methods are useful in detecting potentially harmful aerosols such as biological aerosols that may be present after a biological agent attack or industrial accident. It is well known that biological molecules fluoresce when...

Briefs : Electronics & Computers
Using Laser Metal Printing to Cool Computer Chips

Traditionally, electronics are cooled using a heat sink that transfers the heat generated by the electronic system into the air or a liquid coolant. For the heat sink to work, it has to be attached to the CPU or the graphics processor via a thermal interface material such as thermal paste. It...

Sensor Technology : Mechanical & Fluid Systems
Smart Agriculture Sensors: Helping Small Farmers and Positively Impacting Global Issues, Too

Smart agriculture, also known as precision agriculture, allows farmers to maximize yields using minimal resources such as water, fertilizer, and...

Sensor Technology : Sensors/Data Acquisition
New Products: June 2019 Sensor Technology

Extreme Environment Displacement Sensors and Systems

The Measuring Division of Kaman Precision Products, Inc (Colorado Springs, CO) announces the availability of its Extreme Environment...

Briefs : Test & Measurement
Non-Destructive Evaluation (NDE) of Structures Using Transient and Lock-in Thermography

Researchers at NASA’s Johnson Space Center improved their Flash Thermography capabilities by incorporating transient and lock-in thermography. By...

Briefs : Wearables
Self-Powered, Washable, Wearable Displays

Clothing usually is formed with textiles and has to be both wearable and washable for daily use; however, smart clothing has had a problem with its power sources and moisture permeability, which causes the devices to malfunction. To solve this problem, a textile-based, wearable display module technology...

White Papers : Photonics/Optics
Fiber Optic Rotary Joints Add a Spin to Sensing, Mobile, and Robotic Fiber Systems

To the passing optical signals, fiberoptic rotary joints (FORJs) are nothing more than fiber connectors, which provide connection between one or multiple fibers. Their unrestricted ability to rotate, however, gives them a critical role in many sensing, mobile, and...

White Papers : Photonics/Optics
Aging of Optical Fibers in Aggressive Environments: Mimicking Downhole and Undersea Applications

The main goal of the study is to mimic certain aspects of downhole and undersea application conditions for glass optical fibers. A series of optical fibers was aged in distilled water, sea water, isopropyl alcohol and paraffin oil at multiple...

INSIDER : Materials
Chirality Yields Colossal Photocurrent

An international team led by a group of Boston College researchers reported that a recently discovered Weyl semimetal delivers the largest intrinsic conversion of light to electricity of any material....

INSIDER : Manufacturing & Prototyping
Researchers 3D Print Metamaterials with Novel Optical Properties

A team of engineers at Tufts University has developed a series of 3D printed metamaterials with unique microwave or optical properties that go beyond what is possible using...

INSIDER : Motion Control
New Products: May 2019 Photonics & Imaging Insider

Software for Enhanced Laser Processing

Prima Power Laserdyne (Champlin, MN) released of the FASTTRIM™ CAD/CAM software for use with its multi-axis precision laser processing...

Briefs : Test & Measurement
Measurement Method for Radioactive Methane

Anew method for measuring radioactive methane is an optical one based on spectroscopy. Previously, radioactive methane has been measured with accelerator mass spectrometry involving expensive machines. Optical measuring could be a cheaper and more agile method.

Briefs : Materials
Metamaterial Mirror Reflects Sound Waves in Any Direction

Researchers have constructed a “metamirror” device capable of perfectly reflecting sound waves in any direction. The proof-of-principle demonstration is analogous to looking...

Briefs : Photonics/Optics
3D Printer Uses Rays of Light to Shape Objects

Most 3D printers, including light-based techniques, build up 3D objects layer by layer. This leads to a “stair-step” effect along the edges. They also have difficulties creating flexible...

Articles : Photonics/Optics
LED Lighting Improves Efficiency and Imaging

Rocket engine testing requires a lot of light since all tests are filmed with high-speed cameras to monitor performance; however, those cameras have to adjust to the bright plume from a firing...

Briefs : Imaging
Method Shrinks Objects to the Nanoscale

Existing techniques for creating nano-structures are limited in what they can accomplish. Etching patterns onto a surface with light can produce 2D nano-structures but doesn’t work for 3D structures....

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