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IMAGING FEATURES
Speckle-Free Lasers Sharpen 3D Machine Vision Jun 2, 2021 — Quality assurance systems utilizing 3D machine vision technologies can inspect products, detect defects, measure all dimensions of a part simultaneously, and locate randomly oriented items, among other tasks. For tasks requiring height, length, and width information, 3D vision offers advantages over 2D alternatives. A blue, speckle-free laser and a red laser with speckle. The uniformity of the speckle-free line and the design of its associated optical elements leads to better
Photonics Spectra, Jul 2021
Why SWIR Imaging? Insights on Its Practical Implementations May 28, 2021 — Originally developed for applications in defense, infrared scanning technology targeting the shortwave infrared (SWIR) band has become more widely adopted in many other applications over the last decade. From predicting water stress or detecting...
Photonics Spectra, Jul 2021
Camera Selection for Low-Light Imaging Apr 30, 2021 — Fluorescence microscopy is a broadly used term, with applications ranging from basic life science, such as time-lapse cell viability assays, to sophisticated techniques in which a very few photons or single molecules are detected and localized by...
Photonics Spectra, Jun 2021
Worsening Wildfires Spark Photonics Demand and Innovations Mar 2, 2021 — In October 2016, a downed powerline sparked a wildfire that raged for two weeks and destroyed more than 18,000 acres in the Pike and San Isabel National Forests west of Pueblo, Colo. The so-called Junkins fire ended up destroying nine homes and 17...
Photonics Spectra, Apr 2021
Photonics Reduces Size, Weight, and Power for Defense Systems Mar 1, 2021 — Many modern troops go to battle carrying up to 80 lbs of gear per soldier. Approximately 20 lbs of this weight can come from batteries for radios and electro-optics. Reducing a soldier’s burden improves mobility and mission effectiveness and reduces...
Photonics Spectra, Apr 2021
Embedded Vision Is Streamlined for Application on a Massive Scale Jan 28, 2021 — Compact, efficient, and highly application specific, embedded vision technology increasingly offers performance and price points that would have been impossible to achieve only a few years ago. The steady advancement in capabilities has been driven...
Photonics Spectra, Mar 2021
Eye Care, Laser Technology, and Imaging Modules Among 2021 Prism Award Finalists Jan 14, 2021 — Six biophotonics technologies that enhance retinal imaging, disease diagnosis, and surgical precision are among the 30 finalists SPIE has selected for this year’s Prism Awards. Winners in 10 categories will be announced as part of the SPIE...
BioPhotonics, Feb 2021
Multiplex Imaging Captures Cellular Processes Jan 5, 2021 — Ongoing innovations in optical microscopy have fueled life science research, allowing scientists to visualize how complex biological systems work and break down. These developments have required specifications beyond the need for high-resolution...
BioPhotonics, Jun 2021
Nonvisible Imaging Expands Resolution, Range, Applications Jan 5, 2021 — The ability to image beyond the visible spectrum offers more than a quantitative expansion of our perceptions. It also provides qualitative improvements with applicable value to public health, manufacturing, and the safety and quality of food. These...
Photonics Spectra, Jan 2021
3D Imaging Sees Growth in Multiple Dimensions Jan 4, 2021 — From time to time, we all find ourselves forced to rummage through the cluttered jumble of our home “junk drawer” to dig out a screwdriver, battery, paper clip, or other much-needed object. For humans, this is merely cause for fleeting...
Photonics Spectra, Feb 2021
Chip-on-Tip Technology Expands Endoscopy’s Use in Localized Procedures Dec 15, 2020 — Many patients would prefer to undergo surgery in which tools enter their bodies through a natural opening or small incision, over an operation involving the opening of their chests or abdominal cavities. Improvements in medical imaging over the past...
BioPhotonics, Feb 2021
Photoacoustic Imaging Identifies Transplantable Kidneys Dec 14, 2020 — Chronic kidney disease is a condition that causes the gradual loss of kidney function over a period of months to years. The prevalence of the disease is worsened by the alarming rise of diabetes and hypertension, two of the most common causes of...
BioPhotonics, Feb 2021
High-Speed Imaging Capabilities and Applications Expand Dec 8, 2020 — Fast and efficient delivery of product into the customer’s hands is the endgame in manufacturing. Any defect that occurs as products progress along the manufacturing line may be magnified, which can cause bottlenecks in production or require...
Photonics Spectra, Jan 2021
Member Exclusive
Capturing Solar Images in the Extreme Environment of Space Oct 28, 2020 — Imagine trying to take pictures or make optical measurements on a cloudless day beneath the blistering onslaught of 13 suns. This is the equivalent reality for the European Space Agency’s (ESA’s) Solar Orbiter and NASA’s Parker...
Photonics Spectra, Dec 2020
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Angiographic OCT Images Forewarn of Disorders Caused by Maternal Drug Use Oct 8, 2020 — No amount of alcohol is considered safe during pregnancy, according to published research1. Despite this message being the subject of constant public service warnings, in a recent study, 20% to 30% of women in the U.S. reported drinking during...
BioPhotonics, Dec 2020
OCT Informs Real-Time Cancer Diagnosis Oct 8, 2020 — The origins of optical coherence tomography (OCT), a subsurface imaging technology based on low- coherence interferometry, can be traced to the first decade of the 1800s, when Thomas Young’s double-slit interference experiment showed that light...
BioPhotonics, Dec 2020
Multispectral Lighting: A Practical Option for Difficult Industrial Imaging Situations Oct 5, 2020 — During the past few years, color and spectral imaging approaches have become more prevalent in machine vision system design. Today, machine vision lighting companies and industrial camera designers are working to provide multispectral solutions for...
Photonics Spectra, Jun 2021
Earth Imaging Reveals the True State of Land, Sea, and Air Sep 23, 2020 — Stephen Hawking once said, “Remember to look up at the stars and not down at your feet.” This deep-seated urge to make sense of where we came from and to try to understand what makes the universe tick is a defining aspect of what makes...
Photonics Spectra, Nov 2020
Biological Systems Inspire Image Preprocessing Solutions Aug 31, 2020 — Data, as the saying goes, is king. But as any chess player knows, the king without his minions is hamstrung by limited mobility. The ubiquitous deployment of CMOS and CCD imagers across a range of industries and applications has generated an...
Vision Spectra, Dec 2020
Member Exclusive
Drones Deliver a Fresh Take on Airborne Imaging Applications Aug 27, 2020 — Initially swooping in to provide aerial shots in big-budget movies, UAVs — or drones, in consumer parlance — are now bringing aerial cinematography technology to other applications. Drone-mounted imagers are helping to inspect infrastructure,...
Photonics Spectra, Oct 2020
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How Vision Systems Can Deliver More than the Sum of Their Parts Aug 25, 2020 — The use of both 3D-imaging technology and smart cameras is expanding the flexibility and capabilities of machine vision systems. Integrating these elements with advanced image preprocessing and intelligent software can further enable automated...
Photonics Spectra, Oct 2020
Optical Frequency Combs Enhance Hyperspectral Imaging Aug 24, 2020 — An optical frequency comb is an optical source characterized by a spectrum consisting of evenly spaced frequency lines, known as teeth. This Nobel Prize-winning technology has become a reference tool for optical frequency metrology and spectroscopy...
Photonics Spectra, Oct 2020
Raman Imaging Opens View to Diagnosis and Discovery Aug 13, 2020 — By revealing the chemical composition of samples, Raman microscopy has proved to be useful in many fields, including medical diagnosis, materials science, cosmetics, and food science. For the researcher, clinician, or engineer, it is most useful...
BioPhotonics, Oct 2020
3D Thermophotonic Imaging Informs Biomedicine Aug 13, 2020 — Imaging plays an important role in disease prevention, diagnosis, and treatment, and new technologies are helping to overcome many limitations to resolution and depth. Early diagnosis of diseases can alter the path of treatment and its efficiency...
BioPhotonics, Oct 2020
Portable Microscopy Leverages Advancements in Electronics and Computing Aug 12, 2020 — Spurred by Moore’s law, the principle that the number of transistors on a microchip doubles every two years, the miniaturization of electronic components has resulted in optical devices shrinking as well. While etendue (a characteristic of light and...
BioPhotonics, Oct 2020
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