Imaging

Access our comprehensive library of technical briefs on imaging, from engineering experts at NASA and major government, university, and commercial laboratories.

Briefs : Aerospace
Precision Low-Speed Motor Controller
Precision Low-Speed Motor Controller
The technology can be used in commercial motors, robotic systems, and hybrid and electric vehicles.
Precision Low-Speed Motor Controller
Briefs : Imaging
Camera Enables Surgeons to More Easily Identify Cancerous Tissue

Many surgeons rely on sight and touch to find cancerous tissue during surgery. Large hospitals or cancer treatment centers may also use experimental near-infrared fluorescent agents that bind to tumors so surgeons can see them on specialized displays. These machines are costly,...

Briefs : Imaging
Facial Recognition Technology Works in the Dark
Facial Recognition Technology Works in the Dark

Thermal cameras like forward looking infrared (FLIR) sensors are actively deployed on aerial and ground vehicles, in watch towers, and at check points for surveillance purposes. More recently,...

Facial Recognition Technology Works in the Dark
Briefs : Mechanical & Fluid Systems
Tiny Lensless Endoscope Captures 3D Images of Objects Smaller Than a Cell
Tiny Lensless Endoscope Captures 3D Images of Objects Smaller Than a Cell

Researchers have developed a new self-calibrating endoscope that produces 3D images of objects smaller than a single cell without a lens or any optical, electrical, or...

Tiny Lensless Endoscope Captures 3D Images of Objects Smaller Than a Cell
Briefs : Photonics/Optics
Shaping Light with a Smartlens
Shaping Light with a Smartlens

High quality camera performance on mobile devices has proven to be one of the features that most end-users aim for. The importance of optical image quality improvement and the trend to have thinner and thinner...

Shaping Light with a Smartlens
Briefs : Imaging
Recovering Color Images from Scattered Light
Recovering Color Images from Scattered Light
A new imaging method extracts a color image from a single exposure of light scattered through a mostly opaque material.
Recovering Color Images from Scattered Light
Briefs : Photonics/Optics
Optical Neural Network Could Lead to Intelligent Cameras
Optical Neural Network Could Lead to Intelligent Cameras

UCLA engineers have made major improvements on their design of an optical neural network — a device inspired by how the human brain works — that can identify objects or process...

Optical Neural Network Could Lead to Intelligent Cameras
Briefs : Automotive
Mathematical Technique Quickly Tunes Next-Generation Lenses
Mathematical Technique Quickly Tunes Next-Generation Lenses

Most of us know optical lenses as curved, transparent pieces of plastic or glass, designed to focus light for microscopes, spectacles, cameras, and more. For the most part, a...

Mathematical Technique Quickly Tunes Next-Generation Lenses
Briefs : Sensors/Data Acquisition
Web-Based Technology Assesses Structural Health
Web-Based Technology Assesses Structural Health

Understanding how cars, planes, bridges, and other structures handle vibrations and dynamic loads can be critical to their design and performance. Researchers have developed a new way to...

Web-Based Technology Assesses Structural Health
Briefs : Manufacturing & Prototyping
Diamond Technology Enables Low-Cost Medical Imaging
Diamond Technology Enables Low-Cost Medical Imaging

Magnetic resonance imaging (MRI) machines are employed to locate cancerous tumors and aid in the development of treatment plans, while nuclear magnetic resonance (NMR) machines are used to...

Diamond Technology Enables Low-Cost Medical Imaging
Briefs : Imaging
X-ray Measurement Approach Could Improve CT Scanners

A new measurement approach could lead to a better way to calibrate computed tomography (CT) scanners, potentially streamlining patient treatment by improving communication among doctors.

Briefs : Aerospace
Schlieren System Captures Brilliant Shockwave Images
Schlieren System Captures Brilliant Shockwave Images

Supersonic flight over land is generally prohibited because sonic booms created by shockwaves disturb people on the ground and can damage property. Armstrong innovators are working to...

Schlieren System Captures Brilliant Shockwave Images
Briefs : Imaging
3D Printing of Magnetic Liquid Droplets
3D Printing of Magnetic Liquid Droplets

Systems such as magnetic data storage devices and MRI body scan machines rely on magnets made from solid materials. Now, using a modified 3D printer, scientists have made magnetic devices from...

3D Printing of Magnetic Liquid Droplets
Briefs : Sensors/Data Acquisition
Mobile, Dual-Comb Device for Methane Leak Detection
Mobile, Dual-Comb Device for Methane Leak Detection

Accurately detecting, locating, and quantifying leaks of methane — the main component of natural gas and a major fuel source worldwide — is critically important for both environmental...

Mobile, Dual-Comb Device for Methane Leak Detection
Briefs : Electronics & Computers
Robot “Eye” Provides 360° Field of View
Robot “Eye” Provides 360° Field of View

The production of precision products depends on robot control systems knowing the location of the adhesive bonding head or welding head to the nearest millimeter at all times. This means the robot...

Robot “Eye” Provides 360° Field of View
Briefs : Test & Measurement
Optical Distance Measurement at Record-High Speed
Optical Distance Measurement at Record-High Speed

Scientists of Karlsruhe Institute of Technology (KIT) and École Poly-technique Fédérale de Lausanne (EPFL) have reported that they achieved the fastest distance measurement attained so...

Optical Distance Measurement at Record-High Speed
Briefs : Photonics/Optics
Calibration Method Improves Scientific Research Performed with Smartphone Cameras
Calibration Method Improves Scientific Research Performed with Smartphone Cameras

Although smartphones and other consumer cameras are increasingly used for scientific applications, it's difficult to compare and combine data from different...

Calibration Method Improves Scientific Research Performed with Smartphone Cameras
Briefs : Mechanical & Fluid Systems
Magnetic Metamaterial Amplifies MRI
Magnetic Metamaterial Amplifies MRI

Magnetic resonance imaging (MRI) uses magnetic fields and radio waves to create images of organs and tissues in the human body, helping doctors diagnose potential problems or diseases. Doctors use MRI to...

Magnetic Metamaterial Amplifies MRI
Briefs : Test & Measurement
Simultaneous Imaging and Friction Measurement with an In-Situ Tribometer
Simultaneous Imaging and Friction Measurement with an In-Situ Tribometer

Different instruments are needed to study the interaction of contact surfaces at different length scales. Tribometers measure the coefficient of friction but they...

Simultaneous Imaging and Friction Measurement with an In-Situ Tribometer
Briefs : Aerospace
Multi- and Wide-Band Single-Feed Patch Antenna

A novel patch antenna technology was developed that provides significant benefits to NASA satellite communication applications, offering a unique wide-band/multi-band operating capability. For other non-space applications, the antenna design also offers broadband capability with high gain for...

Briefs : Motion Control
Antenna Near-Field Probe Station Scanner

Antenna characterization techniques are often expensive and time-consuming. NASA’s Glenn Research Center developed a highly versatile and automated system to perform characterization of single or multiple small circuit antennas, printed on-wafer or on other substrates, by measuring the antenna’s...

Briefs : Manufacturing & Prototyping
3D-Printed Polymer-Based Foam Structure Responds to Shock Waves
3D-Printed Polymer-Based Foam Structure Responds to Shock Waves

A 3D-printed polymer-based foam structure was developed that responds to the force of a shock wave to act as a oneway switch, a long sought-after goal in shock research. The...

3D-Printed Polymer-Based Foam Structure Responds to Shock Waves
Briefs : Photonics/Optics
Laser-Pointing System Transmits Data from Tiny Satellites
Laser-Pointing System Transmits Data from Tiny Satellites

Since 1998, almost 2,000 shoebox-sized satellites known as CubeSats have been launched into space. Due to their small frame and the fact that they can be made from off-the-shelf...

Laser-Pointing System Transmits Data from Tiny Satellites
Briefs : Energy
New Imaging Method Aids in Water Decontamination
New Imaging Method Aids in Water Decontamination

A breakthrough imaging technique developed by Cornell researchers shows promise in decontaminating water by yielding surprising and important information about catalyst particles that can't be...

New Imaging Method Aids in Water Decontamination
Briefs : Sensors/Data Acquisition
Decoding Multiple Frames from a Single, Scattered Exposure
Decoding Multiple Frames from a Single, Scattered Exposure

When light gets scattered as it passes through a translucent material, the emerging pattern of “speckle” looks as random as static on a television screen with no signal. But it...

Decoding Multiple Frames from a Single, Scattered Exposure
Briefs : Electronics & Computers
System Provides “Electric Eyesight” for Autonomous Vehicles
System Provides “Electric Eyesight” for Autonomous Vehicles

Autonomous vehicles relying on light-based image sensors often struggle to see through blinding conditions such as fog. Sub-terahertz wavelengths, which are between microwave...

System Provides “Electric Eyesight” for Autonomous Vehicles
Briefs : Imaging
Technique Makes Objects Invisible to Image Detection Systems
Technique Makes Objects Invisible to Image Detection Systems

Adversarial techniques were developed that can make objects “invisible” to image detection systems that use deep-learning algorithms. These techniques can also trick systems...

Technique Makes Objects Invisible to Image Detection Systems
Briefs : Mechanical & Fluid Systems
Automated Object Detection in an Image

Recent developments in machine vision have demonstrated remarkable improvements in the ability of computers to properly identify objects in a viewing field. Most of these advances rely on color-texture analyses that require target objects to possess one or more highly distinctive, local features that can be...

Briefs : Imaging
Microfocus, Dual-Energy Imaging System Improves Contaminant Detection

Contamination of food with fragments of bone, metal, glass, or other foreign material is a major concern in the food industry. Current inspection technologies often miss very small fragments embedded in meat or other soft materials or lead to ambiguous results that require...

Briefs : Imaging
Full-Color Holograms Can Be Viewed With Low Light
Full-Color Holograms Can Be Viewed With Low Light

Researchers have created inexpensive, full-color, 2D and 3D holograms that are more realistic and brighter, and can be viewed at wider angles than current holograms.

Full-Color Holograms Can Be Viewed With Low Light

Webcasts

Upcoming Webinars: Robotics, Automation & Control

Collaborative Robot Applications in the Automotive Industry

Upcoming Webinars: Aerospace

Update on Civil Certification of Multicore Processing Systems in...

Upcoming Webinars: Manufacturing & Prototyping

Metal 3D Printing

On-Demand Webinars: Materials

Enhance Product Design and Dependability with Advanced Coating Technologies

On-Demand Webinars: Green Design & Manufacturing

Rapid, Selective Volatile Emissions Testing for Vehicles and Components

Tech Talks: Medical

New Developments in Catheter Shaft Components – Part 2