More Test & Measurement Articles

Light-driven biometric watches monitor glucose, pulse noninvasively

06/10/2014 Recognizing that health-conscious individuals are looking for ways to monitor their own vital signs and other physiological parameters, groups of researchers have developed two new wearable devices that use changing patterns of...

Photonics Applied: Optical Materials: Optical materials withstand assault from high-power ultrashort-pulse lasers

06/09/2014 By measuring laser-induced damage thresholds from the near-IR to the UV region, optical materials—whether metals, semiconductors, or dielectrics in bulk or thin-film form—can be selected that withstand the rigors of higher-powe...

Biophotonics in Boston


Turning photonics technologies into beneficial products is a mission that many engineers and scientists feel strongly about.

QinetiQ acquires semiconductor laser maker Redfern Integrated Optics


Defense, aerospace, and security company QinetiQ Group acquired Redfern Integrated Optics (RIO), a manufacturer of low-noise semiconductor lasers.

Business Forum: Holographic interferometry: A funny thing happened on the way to the Patent Office


To celebrate the 50th anniversary of the discovery of holographic interferometry, Karl Stetson, one of its founders, looks back on his experiences with the important patents in the field.

Fiber-optic Sensors: Coated suspended-core fiber detects trace explosives


An Australian-led group of researchers has enhanced a suspended core microstructured optical fiber with a conjugated-polymer coating to allow sensitive detection of explosives in a liquid volume within the fiber.

New optical sensor can measure oxygen directly in cells, tissues


German biotechnology company ibidi GmbH is presenting a new device that optically measures the exact oxygen content directly in cells and tissues.

Sixth-century manuscript makeup decoded via spectroscopy

06/04/2014 A group at the Istituto Centrale per il Restauro e la Conservazione del Patrimonio Archivistico e Librario in Rome has done a spectroscopic analysis of the pigments and other materials used in the Purple Codex Rossanensis, a si...

National Photonics Initiative webinar on June 6: U.S. National Network for Manufacturing Innovation must include photonics

06/04/2014 The U.S. National Photonics Initiative will be holding a webinar on June 6, 2014 to provide information on a Request for Information (RFI) announced on June 2, 2014 by the US Department of Defense (DoD). The RFI is the first st...

CLEO:2014 ready to highlight innovations in lasers and optics

06/02/2014 The 2014 Conference on Lasers and Electro-Optics (CLEO:2014), scheduled to take place June 8-13, 2014, at the San Jose Convention Center in San Jose, CA, will feature 250 exhibiting companies and showcase the most significant m...

Sensofar spins off medical device inspection company based on optical metrology


Sensofar Medical has been established as a new company within the Sensofar Group, with the goal of applying Sensofar’s optical profilometry technology to medical device manufacturing applications.

Optical whispering-gallery resonator is world's most precise room-temperature thermometer

Optical whispering-gallery resonator is world's most precise room-temperature thermometer

06/02/2014 Using a small isotropic crystalline whispering-gallery resonator, a group of Australian researchers has demonstrated the most precise room-temperature-range thermometer in existence.
European physicists create simulation and measure coherent oscillations in organic solar-cell material

European physicists create simulation (note: it's visually quite interesting) and measure coherent oscillations in organic solar-cell material

05/30/2014 A team of physicists from a number of universities and institutes in Germany, Italy, France, and Spain has experimentally confirmed a coherent oscillation of light received in a particular type of organic photovoltaic cell cont...

Kavli Prize goes to photonics researchers Ebbesen, Hell, and Pendry

05/30/2014 The Kavli Prize in Nanoscience is shared between Thomas W. Ebbesen, Stefan W. Hell, and Sir John B. Pendry. The $1 million prize is awarded every two year for advances in three research areas: astrophysics, nanoscience and neur...

Georgia Tech photonics research highlighted

05/29/2014 If you ever try a free-associative experiment to see what first comes to mind when considering the phrases "U.S. universities" and "optics and photonics," chances are that you will end up with one or more (m...

Gentec-EO to show detector and meter combo at CLEO:2014


INTEGRA all-in-one detectors combine a detector and a meter in a direct USB connection for plugging into a PC.

Ocean Optics to display high-res spectrometer at CLEO:2014


The HR2000+CG high-resolution spectrometer delivers ultraviolet (UV), visible (Vis), and shortwave near-infrared (NIR) response for use in applications that require high resolution and fast measurements.

Inexpensive lidar contains MEMS-tunable VCSEL

Inexpensive lidar contains MEMS-tunable VCSEL

05/29/2014 A potentially very compact and inexpensive lidar unit developed by researchers at the University of California, Berkeley (UC Berkeley) is built around a (vertical-cavity surface-emitting laser (VCSEL) that is wavelength-tunable...
NIST supercontinuum laser system mimics sunlight for testing photovoltaic cells

NIST supercontinuum laser system mimics sunlight for testing photovoltaic cells

05/28/2014 Researchers at the National Institute of Standards and Technology (NIST; Boulder, CO) have developed an instrument built around a visible/IR supercontinuum laser that generates artificial sunlight to help test photovoltaic cell...

Photonics Technology Roadshow to focus on bio-imaging during Photonex Scotland


On June 4, Photonex Scotland show will host an in-depth conference on the latest techniques and instrumentation in biophotonics, including the application of super-resolution microscopy.

Most Popular Articles

Featured Laser Videos

Featured Laser Videos


What everyone should know about engineering and tolerancing aspheres

( July 29, 2014 / 12:00 PM Central Daylight Time / 01:00 PM Eastern Daylight Time / 10:00 AM Pacific Daylight Time / 17:00 GMT )

UV LEDs in Analytical & Life Science Instrumentation

April 29, 2014
Sponsored by

CO2 Lasers: Using Real-Time Measurements to Increase Efficiency

March 13, 2014
Sponsored by

White Papers

High-power visible spectrum diode lasers for display and medical applications – beam sources with tailored beam quality and spectral characteristics

In this paper we report on the further progress of fiber coupled high power diode lasers in the visible spectral range with regard to beam quality and spectr...

Improve Laser Diode Performance by Reducing Output Cable Inductance using Twisted Pair Cable

The intent of this article is to provide information regarding the performance of twisted pair cable to reduce output cable inductance. The information is ba...

Simultaneous Intensity Profiling of Multiple Laser Beams Using the BladeCam-XHR Camera

Measurement of multiple laser beams can be a time-consuming process. However, parallel processing can significantly reduce the amount of time required for me...

Introduction to scientific InGaAs FPA cameras

Working in the near infrared (NIR) and shortwave infrared (SWIR) regions of the spectrum offers researchers several advantages, such as the abilities to circ...

Technical Digests

SPECTROMETERS: Defined by their dispersive elements

At the core of any spectrometer is the optical device that separates the incoming light into spectral components for measurement. Although most commonly a di...
Sponsored by

High-power Lasers: More choices than ever

The rapid pace of development in high-power lasers, including diode-pumped solid-state (DPSS) and fiber lasers, can leave technical professionals wondering n...
Sponsored by

Financial News

Article Archive

View Laser Focus World past articles now.

Copyright © 2007-2014. PennWell Corporation, Tulsa, OK. All Rights Reserved.PRIVACY POLICY | TERMS AND CONDITIONS