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IMAGING FEATURES
More than Skin Deep: Photonics Protects Our Cultural Heritage Jun 23, 2022 — For hundreds of years, analysis trumped preservation when it came to irreplaceable cultural heritage objects such as paintings, icons, and written works. Today, conservators avoid taking even tiny samples from works of priceless art, making photonics technology an invaluable addition to cultural heritage research. By delivering technology similar to that used for revealing forged documents or currency, photonics is helping art historians to classify objects or paintings as either genuine and...
Photonics Spectra, Aug 2022
Assessing Food Inspection Techniques Jun 21, 2022 — A decade ago, food supply was not an issue for most of the world’s population, but today the world is facing a food crisis. Multiple factors have contributed to the problem, including recent supply chain issues, delivery and labor shortages,...
Vision Spectra, Jun 2022
Photoacoustic Imaging Uses LED Light to Guide Cancer Diagnosis and Therapy Jun 15, 2022 — Efficient medical imaging techniques such as photoacoustic imaging help to accurately detect diseases as early as possible, resulting in timely intervention and reducing the need for medication and surgery. Conventionally used medical imaging...
BioPhotonics, Aug 2022
An Actively Cooled Mid-IR Telescope Peers Through Space Dust Jun 1, 2022 — When the European Space Agency’s (ESA’s) Herschel Space Observatory revealed that the universe was far richer in star-forming dust than previously thought, the engineers who were developing a new mid-infrared space instrument recognized...
Photonics Spectra, Jul 2022
Food Inspection Techniques: From the Visible to 3D Imaging May 10, 2022 — Food sorting traces its origins all the way back to the nomadic hunter-gatherer days. While foraging out in the wild, gatherers handpicked fruits, vegetables, seeds, and nuts that would be shared with the rest of the tribe. Lacking the chemical...
Vision Spectra, Jun 2022
Navigating the Options for 3D Imaging May 9, 2022 — While 3D imaging in machine vision has been applied in key use cases for many years, use of the technology has recently grown and expanded, making it increasingly common in a wider range of applications. The best practices that can help to ensure a...
Vision Spectra, Jun 2022
Lighting Advancements Add Muscle to Machine Vision Apr 29, 2022 — After years of investment and research, light-emitting diodes (LEDs) are cheaper and brighter than ever before, and they consume less power. With reliability measured in thousands of hours, LEDs are proving to be cost-effective solutions in both...
Photonics Spectra, Jun 2022
Fluorescence Imaging Deepens the View: From Single Cells to the Subcellular Apr 14, 2022 — The human body is made up of trillions of cells, and each one is as unique as the person it is part of. Each individual cell is arranged alongside its neighbors in a specific pattern that is essential to its systemic role within the tissue. In...
BioPhotonics, Jun 2022
Raman Spectroscopy’s Signals and Future Continue to Get Brighter First introduced nearly a century ago, Raman spectroscopy and imaging methods continue to evolve through the development of new technologies and techniques. Spurred by the passage of state legislation last fall, the Southern California Coastal Water Research Project issued a methodology for monitoring microplastics in drinking water. The California regulation was the first of its kind in the U.S. to...
Photonics Spectra, May 2022
Large-Format Image Sensors Frame the Future Mar 3, 2022 — Sensor manufacturers have continuously sought to increase the resolution and performance of their products by decreasing the size of pixels while increasing their number. However, some applications require the scale and unique architecture of...
Photonics Spectra, Apr 2022
Hyperspectral Imaging Characterizes Healthy and Diseased Tissues During Surgery Feb 18, 2022 — Upgrades in medical imaging technology have made possible the accurate diagnosis and successful treatment of ailments ranging from broken bones to cancer. Techniques such as endoscopy keep evolving to image at greater depth and with stronger...
BioPhotonics, Jun 2022
AI Bridges the Gap Between Medical Imaging and Analysis Feb 18, 2022 — Improvements in the automation of functional mechanical, electrical, and optical components — along with increasing computing power for image analysis — have enabled the development of high-throughput microscopes, such as the whole slide scanners...
BioPhotonics, Jun 2022
LEDs and Optical Filters Expand Live-Cell Imaging Capability Feb 7, 2022 — The light source of a wide-field fluorescence microscope is often overlooked by scientists who perform live-cell imaging experiments. However, innovations such as transistor-transistor logic (TTL) triggering, which enhances on/off speed, and inline...
BioPhotonics, Apr 2022
Inspecting: One Line at a Time Feb 2, 2022 — When Artemis Vision took on a label inspection application, the client had a set of stringent conditions: They required high-resolution image capture and lighting, along with the ability to manage high throughput. They also needed to acquire the...
Vision Spectra, Mar 2022
Photon-Counting CMOS Sensors Extend Frontiers in Scientific Imaging Feb 1, 2022 — While CMOS imagers have evolved significantly since the 1960s, photon-counting sensitivity has still required the use of specialized sensors that often come with detrimental drawbacks. This changed recently with the emergence of new quanta image...
Photonics Spectra, Mar 2022
Advanced Imaging Rises to the Task of Detecting Space Debris Jan 24, 2022 — The space industry has undergone a remarkable transformation in recent years. Once the domain of big-budget government projects, the field has increasingly seen the entry of more and more commercial enterprises, ranging from high-profile,...
Photonics Spectra, Mar 2022
Computational Metaoptics Enable Broadband Imaging Applications Jan 18, 2022 — Although camera technology has advanced considerably in the last few decades, there are constant demands for higher resolution, wider field of view, and full-color operation for many consumer, medical, industrial, and military applications. At the...
Vision Spectra, Mar 2022
Photoacoustic Remote Sensing Reveals Clues About Cancer, Blindness Jan 6, 2022 — As microscopic optical inspection techniques have progressed over the years, they have provided valuable insights into the composition, structure, and function of cells and subcellular structures, transforming the way researchers and clinicians look...
BioPhotonics, Apr 2022
How Single-Photon Detection Powers Countless Applications Dec 29, 2021 — The technologies we use in our everyday activities to monitor the world around us — to develop new medicines or to produce the materials we use to build homes, offices, and factories — all rely on the most precise measurements of key parameters...
Photonics Spectra, Feb 2022
Active Cooling Expands Design Options for Thermal Cameras Dec 23, 2021 — The use of thermal cameras by government and private security agencies to reduce crime or improve public safety has signifi­cantly increased. Closed-circuit tele­vision (CCTV) and internet protocol (IP) security cameras can be found in cities,...
Vision Spectra, Dec 2021
Multiphoton Exoscope Broadens Noninvasive Imaging of Skin Dec 9, 2021 — Skin imaging at the cellular level is critical for understanding how diseases and aging affect the skin, and for developing strategies and therapies to prevent and combat these effects in a clinical setting. Visualizing dynamic cellular and...
BioPhotonics, Feb 2022
Scientific Cameras Push the Boundaries of Speed and Sensitivity Nov 24, 2021 — Scientific applications push imaging to the extremes. They demand cameras that can capture events as they unfold over nanoseconds, or capture processes that produce only a few photons across a broad spectrum — or a combination of both. In all...
Photonics Spectra, Jan 2022
A Wealth of Photonic Solutions Fuels Momentum for Automotive Lidar Nov 24, 2021 — The dream of fully autono­mous, driverless cars remains just that for now — a vision of a future that will require considerable effort from engineers and programmers to realize. But other, subtler forms of automation are already entering the...
Photonics Spectra, Jan 2022
The Hyperspectral Camera Looks Alzheimer’s in the Eyes Nov 8, 2021 — Alzheimer’s disease is one of three so-called trillion-dollar diseases, along with cancer and diabetes — meaning that financial and societal costs are approaching $1 trillion worldwide. Diagnosis has historically been a complex task, requiring...
BioPhotonics, Feb 2022
Shrinking Components Mark Embedded Cameras Nov 3, 2021 — Embedded cameras, often called board-level cameras, may measure only a few centimeters in width, but they represent a key element in the evolution of machine vision capabilities. With improvements in sensors and interfaces that boost the amount of...
Photonics.com, Dec 2021
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