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Articles
Sensors/Data Acquisition

Positioning to Centimeter Level Improves Ag Productivity

Precision navigation, which is essential to autonomous machines, is knowing a moving vehicle’s absolute and relative position in 3D space accurately, reliably and repeatably....

Articles
Photonics/Optics

The Next Generation of Mission-Critical Communications Infrastructure is Here

The critical role of spectrum superiority in the success of battlefield campaigns is evidenced by the enormous investments being made in electronic warfare (EW)...

Briefs
Photonics/Optics

Optical De-Multiplexing Method for QKD Encryption

Classical laser communication gimbals are coupled to 105um multimodal receiving fibers for the high-power transmission of data, fine pointing, and tracking. These fibers cannot be used in...

Articles
Electronics & Computers

Using CoaXPress-over-Fiber for High-Speed Machine Vision

High-speed digital imaging expands the benefits of traditional machine vision (MV), transforming it from a process control tool into a diagnostic tool. Traditional MV systems use...

Briefs
Data Acquisition

Optical Signal Amplifying Technique

Optical Signals can be retrieved from inherent background noise using Talbot effect to amplify them.

Briefs
Imaging

Flexible Imaging Device

3D micro-printing was used to develop this small, flexible scope for looking inside blood vessels.

Briefs
Photonics/Optics

Multimode Optical Fiber Sensing

Although a vast majority of fiber optic strain sensors use single mode fiber, multimode fiber has a higher nonlinear threshold that enables higher light levels and lower noise.

Application Briefs
Test & Measurement

Visualizing Value at the Speed of Light

See how hyperspectral imaging adds value to food inspection systems.

Articles
Materials

500°C-Rated Optical Fiber for High Temperature Applications

A metal-coated fiber capable of withstands high temperatures.

Application Briefs
Sensors/Data Acquisition

Measuring Aggressive Launch Loads on Spacecraft

What began as a research tool to collect aerodynamic data from research aircraft is now solving technical challenges for NASA.

Briefs
Nanotechnology

Nanoscale Sensors Measure Elusive Water Levels in Leaves

A new technology uses nanoscale sensors and fiber optics to measure water status just inside a leaf’s surface, where water in plants is most actively managed.

Q&A
Photonics/Optics

How to Measure High Voltage with No Physical Contact

Dr. Israel Owens and his team at Sandia National Laboratories have used a crystal smaller than a dime and a laser smaller than a shoebox to safely measure 20 million volts without making physical contact to the electrode.

Articles
Photonics/Optics

SPIE Photonics West 2022 Preview

The main Photonics West exhibition opens on Tuesday, January 25.

Briefs
Photonics/Optics

Miniature Optical Fiber Treatment Device Offers More Effective Cancer Immunotherapy

The device infuses antibodies through the miniature fiber to the tumor to activate T cells around tumor cells.

Application Briefs
Photonics/Optics

Illumination Design Considerations for Robotic Surgery Vision Systems

To have a successful product, one must consider all the required sub-systems to deliver high-quality illumination.

Briefs
Photonics/Optics

Unique Amplifier Could Change Optical Communication

Researchers at Chalmers University of Technology have developed an optical amplifier that they expect will revolutionize both space and fiber communication.

Briefs
Test & Measurement

Graphene-Based Photonics Devices for Remote Sensing

Growing large-area graphene on optical substrates enables use in photonics devices.

Technology Leaders
Motion Control

Optimizing 5G Fiber Optic Filament Production

Ball screws are helping manufacturers meet the growing demand for fiber optic cables generated by 5G communications.

Briefs
Mechanical & Fluid Systems

Soft Robotic Gripper Based on Twining Plants

The robot firmly but gently grasps objects as small as 1 millimeter in diameter.

Briefs
Imaging

Diffraction Grating Provides Wider Angles for Light Input

This technology bends light more efficiently, enabling more immersive augmented reality display systems.

Briefs
RF & Microwave Electronics

Transport of Mechanical Energy, Even Through Damaged Pathways

This work could lead to much more robust devices that continue to operate in spite of damage.

R&D
Imaging

Ultra-Sensitive, Small Optomechanical Ultrasound Sensor

An optomechanical ultrasound sensor on a silicon photonic chip provides unprecedented sensitivity due to an innovative optomechanical waveguide.

Technology Leaders
Photonics/Optics

Testing 800G Direct Modulated Optical Signaling

Test technologies are available as technologies evolve to 800Gbps and 1.6Tbps for next-generation data center architectures.

Briefs
Photonics/Optics

Passive Polarized Fiber Optic Sensing

This technique has applications in strain, temperature, pressure, vibration, and acoustic sensing.

Technology Leaders
Manufacturing & Prototyping

Micro-Cameras Bring New Video Applications into Focus

Powerful, tiny cameras provide unique streaming-video solutions for NASA robots and defense applications.

News
Manufacturing & Prototyping

Smart Tech Revolutionizing the Traffic Light

Every motorist has experienced the frustration of waiting at a red light when there is no traffic in sight. These days, countless household devices use sensors, cameras and connectivity to...

Briefs
Photonics/Optics

Laser Spark Distribution and Ignition System

Traditional spark plugs are replaced by an optical pumping source.

Briefs
Materials

Wavy Surfaces for Better Light Control

This method could impact optical technologies such as smartphone cameras, biosensors, or autonomous vision for robots and self-driving cars.

Briefs
Sensors/Data Acquisition

Tunable, Chip-Based, Vortex Microlaser and Detector

This system encodes information in twisting beams of light.