Photonics/​Optics

Lasers & Laser Systems

This is your destination for lasers and laser systems multimedia resources, technical briefs, and newest developments. Design engineers will find viable solutions to meet their biggest design challenges.

Stories

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Briefs: Defense
In the middle ground between microwaves and visible light lies terahertz radiation, and the promise of “Tray vision.”
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Special Reports: Imaging
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Unmanned Systems - March 2020
The latest advances in aerial, ground, and underwater unmanned systems are covered in this special report, a compendium of recent articles from the editors of Tech Briefs and Aerospace & Defense Technology.

Briefs: Medical
This vibrometer has uses in analyzing spasms in humans, as a breath analyzer for diagnosis of cancer and other diseases, and as a preventative healthcare sensor.
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Products: Manufacturing & Prototyping
Midwest Engineered Systems, Waukesha, WI, offers the ADDere metal 3D printing system that consists of a 6-axis industrial robot combined with a 2-axis coordinated motion workpiece positioner. The laser wire additive system...
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Blog: Sensors/Data Acquisition
Editor Bruce A. Bennett shares his observations from SPIE Photonics West, including the emergence of LiDAR.
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Blog: Transportation
See what caught Bruce A. Bennett's eye during Day 1 of Photonics West 2020 in San Francisco.
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INSIDER: Sensors/Data Acquisition
Nagoya University scientists have succeeded in designing a laser diode that emits deep-ultraviolet light. It emits the world's shortest lasing wavelength, at 271.8 nanometers, under pulsed electric current...
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INSIDER: Semiconductors & ICs
To further shrink electronic devices and to lower energy consumption, the semiconductor industry is interested in using 2D materials, but manufacturers need a quick...
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Briefs: Sensors/Data Acquisition
The system provides three-dimensional imagery of potential threats at closer ranges.
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Briefs: Semiconductors & ICs
This atom-based receiver has the potential to be smaller and work better in noisy environments than conventional radio receivers.
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Briefs: Electronics & Computers
This technology could be used to create smartphones that don't scratch or shatter, metal-free pacemakers, and electronics for space and other harsh environments.
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INSIDER: Photonics/Optics
Researchers have demonstrated a new all-optical technique for creating robust second-order nonlinear effects in materials that don’t normally support them. Using a...
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Products: Photonics/Optics
Photopolymer films, LED light engines, measurement systems, and more.
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Articles: Photonics/Optics
SPIE Photonics West 2020 returns to The Moscone Center in San Francisco, February 1 through February 6
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Articles: Materials
Increased laser capacity has enabled, and will continue to enable, new manufacturing possibilities.
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Application Briefs: Manufacturing & Prototyping
AM is an especially good fit for products that require a high level of customization.
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Q&A: Materials
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Facility Focus: Test & Measurement
See how NOAA provides daily weather forecasts, severe storm warnings, climate monitoring, and more.
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Articles: Manufacturing & Prototyping
If you want to pursue in-house PCB prototyping and testing, there are several routes you can take.
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Briefs: Test & Measurement
For disease diagnosis, a microchip maps the back of the eye.
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Briefs: Photonics/Optics
A new laser-based system offers an efficient way to detect fires in challenging environments such as industrial facilities or large construction sites.
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Briefs: Imaging
A system senses tiny changes in shadows on the ground to determine if there’s a moving object coming around the corner.
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Briefs: Test & Measurement
Current laser interferometry pressure pulse detection techniques use the shock-induced change in index of refraction to track detonation and/or shock fronts in a single fiber optic by reflecting laser light...
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Briefs: Aerospace
This approach removes the limitation on peak power densities that exists for fiber lasers.
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Briefs: Photonics/Optics
This optical switch controls the direction of light passing through optical fibers faster and more efficiently.
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Products: Motion Control
LIDAR Systems, Smart Cameras, Optical Communications, and more.
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Briefs: Electronics & Computers
A process was developed for producing oxide perovskite crystals in flexible, free-standing layers. A two-dimensional rendition of this substance is intriguing because 2D materials have been shown to...
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Briefs: Test & Measurement
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...
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Briefs: Software
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 lens’...
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