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.

Articles: Test & Measurement
Learn to Trust Your Infrared Camera

It's tough to trust measurements from instruments when you don't have a clear understanding of how their sensitivity and accuracy are derived, and many times infrared cameras fall in this category. In...

Articles: Imaging
Trends in Thermal Imaging

Most manufacturers of uncooled amorphous silicon (AS) and vanadium oxide (VOx) microbolometer focal plane array (FPA) products have long been producing imaging devices with 17 μm pixel-pitch arrays. Currently, 320...

Application Briefs: Sensors/Data Acquisition
Hyperspectral Imaging – Teaching Robots to See

Hyperspectral imaging is an exciting and promising new technology. When combined with modern machine learning software and actuators such as robots, air-jets, or flippers, hyperspectral...

How much gold remains to be mined on Earth? How about the lesser-known element, indium, necessary for computer and smartphone displays? With known sources of some essential metals facing...

NASA’s Marshall Space Flight Center is building a small CubeSat that uses an 85-m2 solar sail deployed from a central location to capture the push of photons...

Products: Materials
New on the Market: March 2018
Product of the Month

Keysight Technologies, Santa Rosa, CA, introduced the PathWave software platform that integrates design, test, measurement, and analysis to enable product development from concept to...

NASA is preparing for the next generation of CubeSats that are propelled and will make directional maneuvers. The new gimbal mount provides a seat for the motor, and controls the position of the...

Briefs: Sensors/Data Acquisition
Flexible, Water-Repellent Graphene Circuits for Washable Electronics

New graphene printing technology can produce electronic circuits that are low-cost, flexible, highly conductive, and water-repellent. Low-cost, inkjet-printed graphene can be tuned with a laser to make functional materials.

Application Briefs: Photonics/Optics
Mixing 3D Printing Technologies Helps Optimize Products
Stratasys
Eden Prairie, MN
www.stratasys.com

Christie Digital Systems manufactures advanced digital projectors and displays using an innovative prototyping program. The...

Question of the Week: Photonics/Optics
Can Lasers Offer a Viable Charging Option?

Today’s INSIDER featured a laser system from the University of Washington — a technology that can charge a smartphone from across the room.

If you forgot your charger today, engineers from the University of Washington have a solution for you — and it’s lasers.

Professor Stefanie Mueller and fellow researchers from MIT’s Computer Science and Artificial Intelligence Laboratory (CSAIL) are exploring a more efficient way to cut down on print jobs: objects that change color.
Briefs: Photonics/Optics
Optical Product and Document Security Method

An inexpensive security method for uniquely marking and identifying physical objects such as documents or labels has been developed. This technology uses the mixing of inks in numerous different ratios to print arbitrary marks on a given object. The ink mixture used in a printed mark produces a...

A method was developed for concurrently measuring bending and twisting along an optical fiber using only the properties of light guided within the fiber. The method exploits polarization-dependent...

Briefs: Test & Measurement
Development of Sodium Lidar for Spaceborne Missions

The metal layers at mesospheric altitudes are excellent tracers of neutral atmosphere dynamics, and have been used since the 1960s to study the chemistry and dynamics of the mesosphere. Ablation from meteors is believed to be the chief source of metals such as Na, Mg, K, Fe, and Ca in the...

Briefs: Test & Measurement
Optical Method for Detecting Displacements and Strains at Ultra-High Temperatures During Thermo-Mechanical Testing

NASA's Langley Research Center has developed an optical method for detecting displacements and strains at ultra-high temperatures during thermo-mechanical testing. This innovation will provide displacement and strain measurements in...

Briefs: Photonics/Optics
Fourier Transform Spectrometer System

NASA's Langley Research Center and Science Applications International Corporation have developed a method of processing data from Fourier transform spectroscopy (FTS) measurements that improves upon existing methods. This method is simpler, more accurate, faster, and less expensive than previous methods. It...

Briefs: Photonics/Optics
New Optics See More with Less

NASA's Marshall Space Flight Center has developed a technology that combines a panoramic refracting optic (PRO) lens with a unique detection system to acquire a true 360-degree field of view. Although current imaging systems can acquire panoramic images, they must use up to five cameras to obtain the full field of...

Briefs: Test & Measurement
Depth Sensors for Time-of-Flight Imaging

Time of flight is an approach that gauges distance by measuring the time it takes light projected into a scene to bounce back to a sensor. In time-of-flight imaging, a short burst of light is fired...

A BYU professor and his team have found a way to take the 3D displays of science fiction and make them a reality.
In addition to electropolishing, other metal finishing capabilities include laser marking, which can be used to ensure compliance with the latest UDI requirements, and color anodizing, which can be used to improve part identification with vibrant hues.

Optical Coherence Tomography (OCT) Imaging System

Edmund Optics® (EO) (Barrington, NJ) has introduced a new Optical Coherence Tomography (OCT) Imaging System from Lumedica,...

Researchers at the U.S. Department of Energy’s Ames Laboratory have developed germanium nanoparticles with improved photoluminescence, making them potentially better materials...

A team of researchers led by the University of California San Diego has for the first time observed nanoscale changes deep inside hybrid perovskite crystals...

New software developed by BGU researchers enables standard cameras to capture hyperspectral images and video, which is a faster and more cost-efficient approach than...

Articles: Photonics/Optics
Nd:YAG or Fiber Laser for Micro Welding?

Four lasers can be used for micro welding: pulsed neodymium-doped yttrium aluminum garnet (Nd:YAG), continuous wave (CW) fiber, quasi continuous wave (QCW) fiber, and nanosecond fiber. Each laser type...

Two basic components make up the value added to a work piece by the micro-electric discharge machining (μEDM) process: form and surface finish....

Researchers at MIT and several other institutions have developed a method for making photonic devices — similar to electronic devices but based on light rather than electricity —...

A growing safety concern for pilots and aircraft passengers is laser strikes, or the aiming of high-power laser pointers at aircraft. To address the present lack of effective...

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