Metrology Features

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NASA
On June 24, 2020, engineers completed the Space Launch System (SLS) rocket’s structural testing campaign for the Artemis lunar missions by testing the liquid oxygen structural...
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Matthew Martin
For more than 50 years, the benchmark for accuracy in measuring solid objects, whether machined, molded, die cast, welded, or forged, was the coordinate measuring machine (CMM). Typically using a...
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Ryan E. Day
Every so often an event, invention, or idea is so momentous it changes the face of entire industries. In some ways, the global response to Covid-19 has been such an event. In the case of metrology,...
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Willow Ascenzo
During the late 19th century, Wilhelm Röntgen discovered X-rays and soon after discovered their properties for medical and industrial imaging when he created a radiograph of his wife’s hand. From...
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Donald J. Wheeler
In May 2019, James Beagle and I published an article that contained tables for the analysis of mean moving ranges or ANOMmR (pronounced a-nom-m-r). By request of those using this technique, I...
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Matthew Staymates
As a fluid dynamicist and mechanical engineer at the National Institute of Standards and Technology (NIST), I’ve devoted much of my career to helping others see things that are often difficult to...
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NIST
Researchers at the National Institute of Standards and Technology (NIST) have used state-of-the-art atomic clocks, advanced light detectors, and a measurement tool called a frequency comb to boost...
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John Smits
Confusion between the two terms “RADAR” and “LIDAR” is understandable. Their names are nearly synonymous, and the terms are often used interchangeably. The acronyms are RADAR, which stands for RAdio...
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Quality Digest
It’s easy to assume that something as simple as a mask wouldn’t pose much of a risk. Essentially, it’s just a covering that goes over your nose and mouth. But masks are more than just stitched-...
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NIST
Scientists at the National Institute of Standards and Technology (NIST) have devised a novel, accurate, easy-to-operate, time- and labor-saving way to provide calibrated scale-bar standards for...
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Gleb Tsipursky
So many companies are shifting their employees to working from home to address the Covid-19 coronavirus pandemic. Yet they’re not considering the potential quality disasters that can occur as a...
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David H. Parker
It is well known that the speed of light depends on the index of refraction of the medium in which the light is propagating. It is also well known that in a dispersive medium, the speed of an...
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Belinda Jones
Back in 2016, the PrecisionPath Consortium (PPC), in cooperation with the Coordinate Metrology Society (CMS) and UNC Charlotte, conducted the very first industry survey in support of their lead...
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Belinda Jones
When it comes to metrology education, the CMS is all about its newest training asset 3D Measurement U or simply 3DMU. Developed in partnership with Quality Digest, 3DMU is an online video training...
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Mike Richman
One hundred and forty-five years ago today, on May 20, 1875, delegates from 17 nations to the Metre Convention in Paris signed the Treaty of the Metre, which established the International Bureau of...
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Greg Hoeting
Nuclear power has long been a clean, dependable source of energy throughout the world. However, as power plants age, concerns grow about their continued reliability. Many components make up the...
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Olympus America
F unction often relates to form, and this is particularly true within the world of manufacturing. Rigorous quality assessment procedures ensure that components are manufactured according to their...
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Donald J. Wheeler
Each day we receive data that seek to quantify the Covid-19 pandemic. These daily values tell us how things have changed from yesterday, and give us the current totals, but they are difficult to...
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Del Williams
We are all familiar with flash memory storage devices, the inexpensive “thumb” drives that you stick into your laptop to store and transfer data. However, there are much more rugged industrial flash...
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Simon Côté
How can the KTM racing team inspect motorbike parts of various shapes, sizes, and complexity, and account for minuscule material variations and deviations between laps? The team trades microns for...