Readers of this column will be familiar with the subject of measurement uncertainty since I comment on it from time to time, as I did last month. Those readers that have not been that interested in it will certainly run across it on reports from their calibration sources.

As related to form metrology, a roundness measurement defines how closely the shape of a part approaches that of a perfect circle. 

Without data, you’re just making your way in the dark. Isn’t it time to learn more?

While a high-performance measuring machine is a prerequisite for staying competitive, many quality managers are not achieving maximum efficiency and quality with their coordinate measuring machines (CMMs).

Back in the 1980s, it was referred to as sabermetrics. Its name was derived from the acronym for an organization called the Society for American Baseball Research.