3D Surface Roughness and Wear Measurement, Analysis and Inspection
Surface roughness of paint - surface texture is a spectrum of spatial wavelengths, and by examining different ranges within that spectrum we can spot differences that we might miss if we only track the overall average roughness

Paint finish and spatial wavelengths

March 14, 2023

Two lots of steel pass inspection for surface roughness. Yet, when we paint a panel from each lot, one looks great, and the other…does not. How can it be, when

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Donald Cohen of Michigan Metrology is an expert in surface roughness, surface texture, 3D surface roughness measurement and tribology

A little tribology every morning

September 13, 2022

Years ago, I’d just completed one of my first major surface roughness measurement projects, and I was considering my next steps to form an actual business. I thought that I

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michmet.com has a new look!

July 13, 2022

We’ve updated the Michigan Metrology website to give our visitors a better experience. All of the helpful content that you’ve come to expect is still here—the Surface Texture Parameters Glossary,

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Full Course now available online!

May 28, 2022

As you may know, our Surface Roughness, Texture and Tribology course has been available as ten individual modules for online learning at udemy.com. We have had quite a few requests

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Michigan Metrology in Finishing and Coating Magazine

April 28, 2022

Most quality professionals working with surface texture/roughness are well familiar with “R” parameters, such as Ra (average roughness). These widely used parameters are derived from 2-dimensional measurements, typically generated by

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