Content By Fred Mason

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OGP Focus Series Comparators

OGP introduces their Focus line of contour projectors, which are unlike any you’ve seen before.

 

This family of 4, rugged, best-in-class horizontal benchtop comparators includes the 14-inch Focus, the 14-inch Focus Lite, the 16-inch Focus Advance, and the 16-inch Focus5.

 

The Focus Lite is a 14-inch comparator that offers OGP quality and groundbreaking technologies at an attractive price.

 

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More Certainty About Uncertainty(?)
By: Fred Mason 08/13/2008

There’s an amazing amount of information available about what uncertainty is and how to specify it. If I understood it completely, I would become a consultant and stop writing this column. In spite of that, this column may shed some light on this increasingly popular, and misunderstood, topic.

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Uncertain About Uncertainty?
By: Fred Mason 06/12/2008

When thinking about measurement devices and systems, the subject of accuracy comes up. Accuracy has been discussed in past columns of “Measurement Matters.” In the context of measurement system specifications, there’s more concern about the uncertainty of measurement, not its accuracy. So, what is measurement uncertainty? Is it measurement error?

Defining uncertainty

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