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Novel Laser-Power Sensor Improves Process Control
A new type of laser-power detector delivers fast speed and high laser-damage resistance, enabling real-time process control in embedded systems. Lasers process a wide range of materials in an extraordinarily diverse array of applications that often share a common requirement: the need to regularly measure laser output characteristics such as average power, pulse energy, pulse shape or beam profile to ensure optimum and consistent processing. Furthermore, in several industries, the need for
Photonics Spectra, July 2014
Optical Filters Open Up New Uses for MWIR, LWIR Systems
The future for photonics imaging is bright in a previously dark wavelength regime: The ability to image ‘invisible’ features such as thermal profiles, gases and other environmental constituents in a commercially viable manner has begun...
Photonics Spectra, July 2014
Positioning System Advances Could Herald Smart-Factory Era
Optical positioning systems could be at the forefront of carrying factories into the fourth industrial revolution. Positioning systems are essential to ensure precision engineering in a number of manufacturing industries from lithography and...
Photonics Spectra, July 2014
Slow Light: Moving Out of the Lab
When put into practical use, slow-light-enhanced technologies will improve the performance of photonic networks and optical sensors. Photonic crystals will play a key role in the transition, as they hold promise for integration into nanophotonic...
Photonics Spectra, July 2014
Moving Raman Spectroscopy into the Clinic
Raman spectroscopy’s molecular sensitivity makes it promising for clinical applications: It can identify pathogens much faster than current methods, investigate circulating tumor cells, help surgeons distinguish tumors from healthy tissue and...
Photonics.com, June 2014
Next-Gen LED Lamps Bring Costs Down
LEDs top almost every other illuminant in lifetime and performance, but – unfortunately – also in production costs. This is where molded interconnect devices come in, offering considerable freedom for the arrangement of LEDs and much...
Photonics.com, June 2014
Optodigital Microscopy Enhances Efficiency of Material Testing
Automated microscopes can help speed up the industrial quality-control process, saving time and money. Time is money when it comes to industrial work flows, and efficiency is a key priority. This is especially true with regard to one of the SGS...
Photonics.com, June 2014
3-D Printing Readies for Takeoff
Advances in laser sintering 3-D printing speed up production of parts with complex geometries, all while cutting costs. If it can overcome challenges including a lack of standards, training and design tools, it could be unstoppable. From fabricating...
Photonics Spectra, June 2014
Mid-IR Semiconductor Lasers Enable Sensors for Trace-Gas-Sensing Applications
Commercial and research QCL sources can target strong fundamental rotational-vibrational gas absorption lines in the mid-IR spectral range and pure rotational lines in the terahertz range that are one to two orders of magnitude stronger than...
Photonics Spectra, June 2014
Scanning Vision Continues to Improve Manufacturing Standards
The future of scanning vision systems is to make the underlying technology more accessible, robust and foolproof. From semiconductor manufacturing to the display industry, scanning vision technology is widely found along production lines. In fact,...
Photonics Spectra, June 2014
The Incremental Quest for Quantum Computing
Researchers are on the threshold of building feasible quantum computers, with a few architectures inching ahead. Will we soon see a quantum leap in their progress? For more than two decades, one of the holy grails of physics has been to build a...
Photonics Spectra, June 2014
Transparent Ceramics Enable Large, Durable, Multifunctional Optics
Aluminum oxynitride and magnesium aluminate spinel are mechanically strong, hard and scratch resistant; they are also chemically durable. Both exhibit broadband transmittance from near-UV to mid-IR. Single-crystal sapphire has been the material of...
Photonics Spectra, June 2014
Engineering Makes Powerful Lasers Safer
Containment, software, training and other precautions allow embedded or enclosed lasers to move into new applications. Hiding your light under a bushel isn’t always a bad thing, contrary to the advice in the old proverb. A case in point can be...
Photonics Spectra, May 2014
LEDs, Other Optoelectronic Components Merging for Emerging Applications
Advances in on-chip integration, materials and fabrication methods enable smaller, faster components for next-generation applications. The market for optoelectronic (OE) components – parts that make up other parts and connect between...
Photonics Spectra, May 2014
Light Sources, Filters Enable 3-D Sensing Advances
Improving the manufacturability, reliability and size of hardware components for 3-D sensing systems opens up new applications for the technology. Today, a growing number of smart TVs and operating systems respond to gestured commands by changing...
Photonics Spectra, May 2014
Materials Hold Secret to Better LED Performance, Efficiency, Value
There’s little doubt that LEDs save energy, but the high initial cost of LED lamps is preventing mass adoption by lighting consumers. New materials are crucial to driving down the price tag and driving up market acceptance. The price of LEDs...
Photonics Spectra, May 2014
QDs Up Display Color, Brightness with Less Power
Want a brighter, more colorful display that uses less power? Quantum dots may be the answer. After 25 years of research and development, quantum dots – man-made semiconducting crystals so tiny they are invisible to the naked eye – are...
Photonics Spectra, May 2014
Lasers Produce Bio-Inspired Surface Functions
Lasers can interact with matter in a variety of ways. Depending on the wavelength, the energy of the laser beam and a whole set of other parameters, such as pulse duration or repetition rate, laser photons have countless ways of mingling with the...
Photonics.com, April 2014
'Wheel Service' Relies on Imaging Technology
Image-based bar-code reader helps NASCAR race teams feel more secure on their wheels. NASCAR teams go through a lot of wheels. A single team typically owns about 260 wheels, consisting of both single- and double-stem versions of the 15-in. steel...
Photonics Spectra, April 2014
Market Growing for Laser-Based Machine Vision Technologies
A panel of industry experts weighs in on recent and future advances in laser technologies for machine vision, and offers a look at the market. Laser-based machine vision can be a valuable tool for manufacturers looking to improve various areas of...
Photonics Spectra, April 2014
Nanophotonics Underpins Some Groundbreaking Technologies
Nanophotonics is now a major research theme in optical physics and engineering. Driven by the dream of untapped device functionality, nanophotonics studies the exciting science of the interaction of light with nanostructures, at the size scale where...
Photonics Spectra, April 2014
Problem-Based Learning Boosts Laser Safety Training
Adding real experience to classroom education prepares laser users and safety officers for real-life situations. Laser safety training for users of Class 3B and Class 4 laser users has been required since 1973, when the first American National...
Photonics Spectra, April 2014
The Better to See You With
Advances in manufacturing and materials will help the military spot targets faster – and from farther away. For the military, the name of the game is to see first and farthest, which makes optics vital. The length of an optical path can set...
Photonics Spectra, April 2014
CEOs Sound Off on Global Vision Market
Machine vision plays a huge role in industrialization in Europe and the US, and it will increasingly affect automation and other market factors in Asia, according to an executive roundtable organized by Vision 2014 and the VDMA. As manufacturing...
Photonics.com, March 2014
Multichannel Switch Improves Fiber Optic Networks
Fiber optic networks must be reliable, and fast fiber optic switches help make that happen. As data transmission continues to grow, operators are being forced to trim their fiber optic networks for maximum performance and reliability, which means...
Photonics.com, March 2014
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