Photonics & Imaging

Products of Tomorrow

See the products of tomorrow, including a bio-mimetic, light-powered soft lens that mimics the human eye’s ability to refocus and adjust to varying light conditions; a new material for insulating windows that could improve the energy efficiency of buildings worldwide; and more.

New on the Market

See what's new on the market, including Aerotech's PICAlignTM architecture, a new active alignment solution designed to overcome the manufacturing challenges of high-volume Co-Packaged Optics (CPO) production; PI's 6-axis piezo alignment platform: the P-616.65S Nano-Cube® 6-DOF piezo-flexure nano positioning system; a high-impedance miniaturized ferrite-core wire wound inductor from Coilcraft; and more.

Meet IRIS: A Smart Ring to Control Smart Devices

University of Washington researchers have developed IRIS, a smart ring that allows users to control smart devices by aiming the ring’s small camera at the device and clicking a built-in button. The prototype Bluetooth ring sends an image of the selected device to the user’s phone, which controls the device. Read on to learn more.

New MEMS Modulator Offers Significant Advancements in Optical Efficiency

A new Microelectromechanical system (MEMS) grating modulator has been developed, offering significant advancements in optical efficiency and scalability for communication systems. By integrating a tunable sinusoidal grating with broadside-constrained continuous ribbons, a large-scale aperture of 30 × 30 mm is achieved and supports high-speed modulation up to 250 kHz. Read on to learn more.

FPGA-Accelerated AI for Demultiplexing Multimode Fiber Toward Next-Generation Communications

The technique promises immediate impact not only on high-capacity optical communications but also on real-time endoscopic imaging, vibration-tolerant fiber sensors, and any application that demands fast, energyefficient phase retrieval. Read on to learn more.

Privacy-Aware Building Automation

Researchers at the University of Tokyo developed a framework to enable decentralized artificial intelligence-based building automation with a focus on privacy. The system enables AI-powered devices like cameras and interfaces to cooperate directly, using a new form of device-to-device communication. In doing so, it eliminates the need for central servers and thus the need for centralized data retention, often seen as a potential security weak point and risk to private data. Read on to learn more.

New on the Market

See what's new on the market, including COMSOL Multiphysics® version 6.4; Novotechnik's Vert-X 26 Series of non-contacting magnetic angle sensors; HMS Networks' N-Tron NT110-FX2, an unmanaged Ethernet switch with two fiber ports; Littelfuse's MMIX1T500N20X4 X4-Class Ultra-Junction Power MOSFET; and more.

Stanford Researchers Develop Flexible Color-Changing Material

Stanford researchers have developed a flexible material that can quickly change its surface texture and colors, offering potential applications in camouflage, art, robotics, and...

A New Tool for Measuring Femtosecond Lasers

Ultrashort laser pulses — that are shorter than a millionth of a millionth of a second — have transformed fundamental science, engineering and medicine. Despite this, their ultrashort duration...

NVIDIA Includes Ethernet Photonics in New Six-Chip AI Rubin Platform

NVIDIA is bringing Ethernet networking with co-packaged optics to artificial intelligence (AI) factories, enabling scale-out and scale-across on the NVIDIA Rubin platform...

Peering through Lunar Darkness: Laser Invention to Steer the Next Generation of Moon Landers

In a pivotal step toward autonomous lunar exploration, Advanced Navigation has announced the successful completion of the critical terrestrial validation for its LUNA (Laser Measurement Unit for Navigational Aid) sensor. Read on to learn more.

Co-Developing Illumination and Imaging Systems for Medical Fluorescence Endoscopy

Endoscopic imaging system development requires coordination between various engineering disciplines, especially for optical illumination and imaging engines, particularly when adding fluorescence imaging capabilities. Read on to learn more about it.

A Guide to Cost-Effective Thermal Lens Integration: What to Know for Defense and Autonomous Vehicle Applications

From autonomous vehicles navigating in darkness to UAVs detecting threats, thermal imaging steps in when visible cameras fail — and lens design determines performance, cost, and reliability. Read on to learn more.

Enhancing Signal Integrity and Security in Aerospace: RF-Over-Fiber Optics Hybrid Communications Technology

Although RF-over-Fiber systems are engineered and ruggedized to withstand harsh environments, aerospace systems remain vulnerable to environmental stressors that can degrade the performance of components over time. Maintaining signal integrity requires consistent testing and preventative maintenance of key equipment. Read on to learn more.

Countering the New Threat from the Sky: Advanced IR Imaging Zoom Lenses for C-UAS Systems

This article highlights requirements for an IR imaging C-UAS platform and examines the design of one state-of-the-art lens system for this application. Read on to learn more.

Advances in Fiber Laser Welding for E-Mobility Manufacturing

As electric vehicle designs change and production targets grow even more aggressive, advanced laser welding technologies have continued to evolve to help manufacturers be more efficient and stay competitive. Read on to learn more about it.

2025 Holiday Gift Guide for Engineers: Tech, Tools, and Gadgets

We here at Tech Briefs want to remedy that toxic part of the holidays. So, we put together a list of terrific gift ideas for anyone — but especially the engineer — in your life.

Manufacturing the World's Tiniest Light-Emitting Diodes

Miniaturization ranks as the driving force behind the semiconductor industry. The tremendous gains in computer performance since the 1950s are largely due to the fact that ever smaller...

Products of Tomorrow

See the products of tomorrow, including a drone with flapping wings that can locate and hover around a moving light like a moth to a flame; a new multi-layered metalens design that could revolutionize portable optics in devices like phones, drones, and satellites; and more.

The U.K.’s First Long-Distance, Quantum-Secured Video Call and More

Researchers have successfully demonstrated the U.K.’s first long-distance ultra-secure transfer of data over a quantum communications network, including the U.K.’s first long-distance quantum-secured video call. Read on to learn more.

3D LiDAR for Improved Rover Traversal and Imagery

NASA Goddard Space Flight Center has developed a Space Qualified Rover LiDAR (SQRLi) system that will improve rover sensing capabilities in a small, lightweight package. The new SQRLi package is developed to survive the hazardous space environment and provide valuable image data during planetary and lunar rover exploration. Read on to learn more about it.

Entangled-Photon Pairs Secure Optical Communications

NASA's Glenn Research Center has developed a method of using entangled-photon pairs to produce highly secure mobile communications that require mere milliwatts of power. Read on to learn more.

Color Filtering Software Enhances Material Strain Analysis

Innovators at NASA Johnson Space Center have developed a technology that can isolate a single direction of tensile strain in biaxially woven material. This is accomplished using traditional digital image correlation (DIC) techniques in combination with custom red-green-blue (RGB) color filtering software. Read on to learn more.

How Metasurfaces Can Act as Quantum Upgrades

Optics researchers in the Harvard John A. Paulson School of Engineering and Applied Sciences created specially designed metasurfaces — flat devices etched with nanoscale light-manipulating patterns — to act as ultra-thin upgrades for quantum-optical chips and setups. Read on to learn more.

Robotic Skin Allows Tiny Robots to Navigate Complex, Fragile Environments

Researchers at the University of California San Diego have developed a soft robotic skin that enables vine robots that are just a few millimeters wide to navigate convoluted paths and fragile environments. Read on to learn more.

How Much Do You Know About Space Optical Communications?

How much do you know about optical and laser communications in space? Test your knowledge with this quiz.