Optics

Sharper Images: A Breakthrough in Microscopy Resolution

Researchers at Boston University recently developed a novel deblurring algorithm that improves the resolution of images with photon intensity conservation and local linearity.

New Frequency Comb Can Identify Molecules in 20-Nanosecond Snapshots

With this new capability, researchers can potentially use frequency combs to better understand the split-second intermediate steps in fast-moving processes ranging from the workings of hypersonic jet engines to the chemical reactions between enzymes that regulate cell growth.

Measuring Earthquakes and Tsunamis with Fiber-Optic Networks

Scientists from the Institute of Geophysics at ETH Zurich, working together with the Swiss Federal Institute of Metrology (METAS), have found an inexpensive method that enables accurate earthquake measurements even on the ocean floor and in less developed countries.

New Products

See the new products, including Edmund Optics' new line of ultrafast laser systems; LightPath Technologies, Inc.'s long wave infrared (“LWIR”) microbolometer imaging cores; Metrio Sensors' vertical-cavity surface-emitting laser (VCSEL) array boards; Allied Vision's new Alvium camera series; and more.

Photoelectric Sensor Essentials

Photoelectric (PE) sensors represent a discrete sensor technology widely used throughout industry. They use the presence or absence of light to provide an on/off output to supervisory automation and monitoring systems, and are often the better choice for sensing manufacturing products.

10 Tech-Savvy Holiday Gifts for Engineers

Choosing a present for an engineer is almost as daunting as performing the tasks of an engineer. With that in mind, we here at Tech Briefs aim to make your life easier with regards to the former.

Laser Setup Probes Metamaterial Structures with Ultrafast Pulses

A new laser-based technique could speed up the discovery of promising metamaterials for real-world applications.

Method Detects Defects in 2D Materials

To further shrink electronic devices and to lower energy consumption, the semiconductor industry is interested in using 2D materials but manufacturers need a quick and accurate method for detecting defects in these materials to determine if the material is suitable for device manufacture.

Building More Dexterous Robots

MIT researchers have developed a camera-based touch sensor that is long, curved, and shaped like a human finger. Their device provides high-resolution tactile sensing over a large area. The sensor, called the GelSight Svelte, uses two mirrors to reflect and refract light.

Researchers Create World’s Smallest LED And Holographic Microscope

Researchers have developed the world’s smallest LED. It enables the conversion of existing mobile phone cameras into high-resolution microscopes. Smaller than the wavelength of light, the new LED was used to build the world’s smallest holographic microscope.

New Products

See the new products, including CamTest TempControl from TRIOPTICS, Semtech Corporation's Transimpedance Amplifiers, Kaman Precision Products' ThreadChecker, Keysight Technologies' oscilloscopes, and more.

Chalcogenide Materials: Revolutionizing Optical Performance in Response to Germanium Export Constraints

Chalcogenide materials have emerged as a disruptive force in the optics industry, significantly enhancing optical performance in response to germanium export constraints. Their exceptional optical properties, adaptability, and precision engineering capabilities position them as invaluable assets for top optical performance.

Laser-based System Achieves Noncontact Medical Ultrasound Imaging

Researchers from MIT Lincoln Laboratory and their collaborators at the Massachusetts General Hospital Center for Ultrasound Research and Translation have developed a new medical imaging device: the Noncontact Laser Ultrasound (NCLUS).

Alternative Transparent Coating Suitable for Optics with Vacuum Deposition Layer

Researchers have developed a viable dust, water, and ice mitigation optical coating for space flight, aeronautical, and ground applications. The innovation of the LOTUS coating prevents contamination on sensitive surfaces.

Multicolored Light-Emitting Array on a Single Chip

A team of researchers demonstrated the first light-emitting array with 49 different colors on a single chip. This novel optoelectronic device is built on metal-oxide semiconductor capacitors.

New Blue Light Technique Could Enable Advances in Understanding Nanoscale Technologies

With a new microscopy technique that uses blue light to measure electrons in semiconductors and other nanoscale materials, a team of researchers is opening a new realm of possibilities in the study of these critical components, which can help power devices like mobile phones and laptops.

Researchers Demonstrate Noise-Free Communication with Structured Light

Researchers have outlined a new optical communication protocol that exploits spatial patterns of light for multi-dimensional encoding in a manner that does not require the patterns to be recognized, thus overcoming the prior limitation of modal distortion in noisy channels.

Algae-Powered Devices Inspired by Bioluminescent Waves

Researchers at the University of California San Diego have developed soft devices containing algae that glow in the dark when experiencing mechanical stress, such as being squished, stretched, twisted, or bent.

Self-Organizing Lasers Could Lead to New Materials

Researchers from Imperial College London and University College London have demonstrated the first spontaneously self-organizing laser device, which can reconfigure when conditions change.

Photonic Crystals Bend Light as Though It Were Under the Influence of Gravity

A collaborative group of researchers has manipulated the behavior of light as if it were under the influence of gravity. The findings, which were published in the...

India Opens New Silicon Photonics Research Center

India's new Center for Programmable Photonics Integrated Circuits and Systems (CPPICS) opened with an inaugural ceremony hosted by the nation's secretary of electronics and information...

Touchless Switches Provide a Hygienic User Interface Option

Touchless switches are an ideal solution for industries such as food, beverage, pharmaceuticals, medical, and chemicals where sanitary design is important. They are also useful for protecting the well-being of users in everyday commercial applications.

Tiny Implantable Tool for Light-Sheet Imaging of Brain Activity

The tool shows promise for imaging brain activity in 3D with high speed and contrast.

Imaging Space Debris in High Resolution

A team has introduced a new method for taking high-res images of fast-moving and rotating objects in space, such as satellites or debris in low-Earth orbit.

Multi-Spectral Imaging Pyrometer

Innovators at NASA Langley Research Center have developed a multi-spectral imaging pyrometer utilizing tunable optics. The system uses a conventional infrared imaging camera as the basis.

Can This New Camera Enable Lower Cost High-Speed Imaging?

Recording crystal-clear images of fast movements like falling water droplets or molecular interactions requires ultra-fast cameras that are capable of capturing millions of images...

New Products: September 2023 Photonics & Imaging Insider

LWIR Thermal Imaging Cores LightPath Technologies Inc. (Orlando, FL), has introduced through its subsidiary Visimid Technologies, new high framerate long wave infrared ("LWIR")...

Pratt & Whitney, Virginia Tech Pioneer Laser-Optical Approach for Turbofan Engine Thrust Measurement

A longstanding partnership between Virginia Polytechnic Institute and State University (Virginia Tech) and Pratt & Whitney has resulted in a new laser-optical technology that aims to revolutionize in-flight thrust measurement.