More Test & Measurement Articles

Photonics Products: Microscopes: Industrial microscopes aid precision manufacturing


The fine tolerances required in many branches of modern industry naturally lead to the use of microscopes for inspection, assembly, and characterization.

Photonic Frontiers: Quantum Computing: In pursuit of quantum computing


After two decades of research, we now have a variety of qubits and other building blocks for quantum computing -- but we have a long way to go before we can apply the full power of quantum computers to real-world problems.

The EOS spectrometer: A successful transatlantic co-operation


EOS is a broadband optical absorption spectrometer manufactured by Ultrafast Systems LLC (Sarasota, FL) for characterizing transient chemical species with lifetimes in the sub-nanosecond to multi-millisecond time window.

Quanta everywhere

03/10/2014 I recently heard a fascinating lecture by Seth Lloyd, director of the W.M. Keck Center for Extreme Quantum Information Theory at MIT and author of Programming the Universe, which describes how the universe computes using an int...

Mahr Federal's lens measurement stations check contours and topography


The MarSurf LD 130 and 260 Aspheric 2D/3D measuring stations have measuring range up to 260 mm and vertical resolution of 0.8 nm.

TS-Space Systems launches solar simulator educational guide


Solar simulator manufacturer TS-Space Systems has just launched an educational resource at for those new to solar simulators.

Fluorescence microscopy technique could lead to new drug development against osteoporosis

03/06/2014 Scientists from the University of Granada (UGR)'s Department of Physio-Chemistry in Spain have turned to a fluorescence microscopy technique that allows specialists to measure the concentration of phosphate ions inside living c...
Optical-electrical-mechanical laser setup sensitively detects radio waves at room temperature

Optical-electrical-mechanical laser setup sensitively detects radio waves at room temperature

03/05/2014 Researchers at the Niels Bohr Institute (Copenhagen, Denmark), DTU Nanotech (Lyngby, Denmark), and the Joint Quantum Institute/NIST (College Park, Maryland) have developed an ultralow-noise room-temperature approach to radio-wa...

LED-based lab-on-a-chip device screens for 170,000 molecules in blood


EPFL and UCLA researchers have developed a new LED-based handheld device that is able to test a large number of proteins in our body all at once.

Michelson Diagnostics finalizes data collection in OCT trial for basal cell carcinoma diagnosis

03/05/2014 Michelson Diagnostics, which specializes in multibeam optical coherence tomography (OCT) technology, has completed scanning and data collection for a 250-patient, multicenter clinical trial testing diagnostic performance of the...

Business Forum: A vibrant European photonics ecosystem


Here, I interview Carlos Lee, director general of the European Photonics Industry Consortium (EPIC) to broaden our understanding of what is going on in our field in Europe.

FLIR Systems' thermal imaging camera core integrates into tablets and other devices


The Lepton thermal imaging camera core uses a lens fabricated in wafer form, a microbolometer focal-plane array, and advanced thermal image processing on an ASIC.

Vibration Measurement: Laser-speckle monitoring could allow remote listening


Laser-based sensing of mechanical vibrations has become a relatively common high-end technique for characterizing mechanical structures—it can also be used to remotely and covertly capture conversations.

Spectroscopy method IDs, quantifies molecular species in real time


An international team of scientists has developed a real-time identification and quantification method for molecules.

Colorimeter from Radiant Zemax is designed for high-volume production lines


The 2 Mpixel, 1600 × 1200 pixel model of the ProMetric I2 imaging colorimeter is aimed at color and luminance uniformity testing in flat panel displays.

Laser speckle technique measures blood’s clotting properties in near-real time

02/24/2014 To provide caregivers with timely information about the clotting properties of a patient’s blood, researchers at Massachusetts General Hospital have developed an optical device that requires only a few drops of blood and a few ...

Optogenetic brain stimulation reduces alcohol consumption in rats


Winston-Salem, NC--Researchers have demonstrated that low-frequency (5Hz) optical activation of dopamine neurons reduces a drinking binge by 54% for rats undergoing targeted optogenetic stimulation.

Smart Fibres, Brüel and Kjær enter licensing agreement for fiber-optic acceleration sensors


Bracknell, England--Smart Fibres has entered into an exclusive licensing agreement with Brüel and Kjær (Nærum, Denmark) to produce and sell fiber-optic acceleration sensors worldwide. 

Olympus partners with Université du Québec, providing microscopy and metrology systems

02/20/2014 Center Valley, PA--Microscope maker Olympus has become a research partner with École de technologie supérieure (ÉTS; Montréal, QC, Canada), part of the Université du Québec network.

NIR spectroscopy, MRI pair for challenging breast imaging

02/20/2014 A team of Dartmouth College engineers and radiologists is developing a new approach that combines magnetic resonance imaging (MRI) with near-infrared (NIR) spectroscopy, which could benefit women whose mammogram showed an abnor...

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Ultra-narrowband optical bandpass filters with large format and improved temperature stability

Hard coated ultra-narrowband optical filters made using modern plasma processes offer much improved transmission, temperature stability and out of band block...

Moxtek ICE Cube™ polarizing beamsplitter

The Moxtek ICE CubeTM polarizing beamsplitter (PBS) product performance is compared to a MacNeille PBS cube.  Cube beamsplitters are found in a variety ...

Actuator Precision Characterization

Zaber’s computer-controlled positioning devices use stepper motors, which allow accurate position control without requiring an encoder. In order to get the b...

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...

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