More Test & Measurement Articles

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


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


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


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


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


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


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


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


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


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


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


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


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


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

Spectrometer from APE GmbH offers resolution better than 3 nm


The waveScan USB spectrometer performs spectral analysis for CW and mode-locked laser systems in the midinfrared range from 1.5 to 6.3 micron.

Ophir Photonics beam splitters control and adjust beam output power


LBS-400 beam splitters measure UV, NIR, or IR wavelength beams with diameters up to 1 in.

Laser probing of alkali-metal atoms may enable more stable and accurate portable atomic clocks

11/12/2014 Researchers from the Massachusetts Institute of Technology (MIT) and Draper Laboratory (both in Cambridge, MA) have come up with a new approach to atomic timekeeping that may enable more stable and accurate portable atomic cloc...

Rosetta, photonics, and Comet 67P/Churyumov-Gerasimenko

11/12/2014 The historic landing  on the Comet 67P/CG by the ESA's Rosetta spacecraft is producing a flood of images and data--and many of these result from onboard scientific instruments based on optics, image sensors, spectrome...

Horiba Scientific releases Raman spectroscopy software


The LabSpec 6.3 Raman spectroscopy software platform includes a 3D surface and volume display module.

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Infinite Possibilities – Easily Combining Scanner and Servo Motion

High precision motion control applications such as laser micromachining, 2-photon polymerization, glass panel and film patterning, and additive manufacturing...

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Scalable and modular diode laser architecture for fiber coupling that combines high-power, high-brightness, and low weight

The demand for high-power and high-brightness fiber coupled diode laser devices is mainly driven by applications for solid-state laser pumping and materials ...

Miniature Spectrometers for Narrowband Laser Characterization

In less than 60 years, lasers have transformed from the imagined “ray gun” of science fiction into everyday reality. Used everywhere from bar code scanners t...

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 ...

Technical Digests

HIGH-ENERGY LASER COATINGS: Eliminating laser damage proactively

High-power and high-energy thin-film antireflection coatings for laser optics require careful design and manufacture to enable the coatings to survive the ve...
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LIBS -- spectroscopy for remote identification of materials

Laser-induced-breakdown spectroscopy (LIBS) uses a pulsed laser to vaporize a small sample of a specimen, which is then spectrally measured. But it only take...
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Laser Tools for Materials Processing

Laser materials processing requires not only the appropriate industrial laser system, but also a host of “tools” to ensure that the laser beam is delivered t...
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