More Test & Measurement Articles

Small real-time lidars could allow UAVs to conduct underwater scans

Small real-time lidars could allow UAVs to conduct underwater scans

12/04/2014 A team at the Georgia Tech Research Institute (GTRI; Atlanta, GA) has designed a new approach that could lead to bathymetric lidars (which scan beneath the water's surface) that are much smaller and more efficient than the curr...

Core/shell nanoparticle ratio changes microdisk-resonator sensing properties

12/04/2014

Microring and microdisk optical resonators are sensitive detectors of nanoparticles, including individual cells or viruses.

LC retarder helps lidar measure both wind-velocity magnitude and direction

LC retarder helps lidar measure both wind-velocity magnitude and direction

12/04/2014

Inexpensive wind-sensing lidars based on continuous-wave (CW) narrow-linewidth laser-diode light sources are becoming useful to the wind-energy industry as anemometers.

Raman spectroscopy method could diagnose bone diseases noninvasively

Raman spectroscopy method could diagnose bone diseases noninvasively

12/02/2014 A team of researchers used a Raman spectroscopy method that could enable doctors to identify bone diseases without having to use invasive diagnostic methods or exposing patients to radiation associated with current x-ray techni...
Avantes CEO Benno Oderkerk gets EPIC Phoenix Award 2014 for entrepreneurship in photonics

Avantes CEO Benno Oderkerk gets EPIC Phoenix Award 2014 for entrepreneurship in photonics

12/01/2014 Benno Oderkerk, who cofounded and is CEO of Avantes (Apeldoorn, The Netherlands), which makes miniaturized fiber optic spectrometers, has received the EPIC Phoenix Award 2014 from the European Photonics Industry Consortium. The...

Terahertz time-domain spectrometer from Menlo Systems provides up to 80 dB SNR

11/26/2014

The TERA K15 terahertz time-domain spectrometer provides up to 4.5 THz bandwidth and up to 80 dB signal-to-noise ratio.

Airborne lidar finds ancient Roman goldmines in Spain

Airborne lidar finds ancient Roman goldmines in Spain

11/25/2014 Using an airborne laser teledetection system and flying over the Eria Valley in León, Spain), researchers from the University of Salamanca (Salamanca, Spain) discovered a gold-mining network created by the Romans two thousand y...

Laser power meter from Coherent offers continuous sampling at repetition rates of up to 20 kHz

11/25/2014

The LabMax-Pro SSIM laser power meter works with the company’s PowerMax-Pro sensors to enable high speed measurements of lasers from 300 nm to 11 micron.

IR spectrometer from Radiantis delivers greater than 1000 spectra per second

11/25/2014

The SeaWave IR spectrometer delivers >1000 spectra/s and measures spectra across the NIR (900–1700 nm) range, and offers 3 nm resolution (FWHM) and low optical loss.

Amanda Wu uses digital image correlation to image a part produced by additive manufacturing

New method measures residual stress in parts produced by additive manufacturing

11/24/2014

Lawrence Livermore National Laboratory (LLNL) researchers have developed an efficient method to measure residual stress in metal parts produced by powder-bed fusion additive manufacturing.

Digital height gage from Mitutoyo America measurements include step and width

11/16/2014

The QM-Height digital height gage line offers accuracy of 4.5 micron and improvements in design and capability to the previous generation of QM-Height gages.

Laser diodes from SemiNex are TO-56 packaged

11/15/2014

The SemiNex TO-56 high-power, 1550 nm pulsed laser diodes have this company's 2.5-mm-long laser diodes.

Tabletop fluorescence and electron microscope from Delmic designed for fast imaging

11/15/2014

The Delphi integrated correlative tabletop fluorescence and electron microscope, a collaborative effort of Delmic and Phenom-World, can perform fast correlative microscopy with overlay precision.

Laser power meter from Firebird Sensors uses single crystal silicon carbide sensor

11/15/2014

The MEGA laser power meter uses a single-crystal silicon carbide sensor to measure up to 1 kW of average power emitted from pulsed and CW lasers.

CCD camera from Point Grey is designed for metrology apps

11/15/2014

The Blackfly BFLY-U3-13S2 camera is based on color and monochrome versions of Sony’s ICX445.

Pyrometers from Process Sensors have applications in metal processing

11/15/2014

The PSC-SR56N series of self-contained pyrometers offers a choice of four sighting methods and high-resolution fixed focus optics with small spot sizes.

Chalcogenide optical chips, carbon-nanotube lasers form optical oscilloscope

Chalcogenide optical chips, carbon-nanotube lasers form optical oscilloscope

11/14/2014 An optical oscilloscope with 20 times the resolution of conventional electronics has been developed by the ARC Centre for ultrahigh bandwidth devices for optical systems (CUDOS) at the University of Sydney and the Australian Na...

Spectrometer from McPherson can make wavelength steps as small as 0.11 pm

11/13/2014

The 1.3 m focal length model 209 spectrometer with micro-step drive can make wavelength steps as small as 0.11 pm.

Metrology tool from Photal Otsuka Electronics measures yield

11/13/2014

The QE-2000 quantum efficiency measurement system from Photal Otsuka Electronics measures the yield of powders, liquids, solids, and films.

Spectrometer from Rigaku Raman indentifies raw materials

11/13/2014

Progeny, a handheld Raman spectrometer for raw material identification, eliminates fluorescence interference using a 1064 nm excitation laser.

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