Measuring Squareness with Air
The right angle is one of those things that man has created in his mind. In nature, it only happens by chance. But the importance of this concept—which results from the perpendicular intersection of lines or surfaces—applies to many things, including architecture, civil engineering, agriculture, and manufacturing.
There are a number of different terms used to describe this relationship, including “perpendicularity,” “90 degrees,” “normalcy,” and “squareness.” In engineering products, which may not have perpendicular surfaces, the right angle is used in the dimensioning of rectangular coordinates. In manufacturing, the implementation and measurement of perpendicularity is never perfect and is assessed as having achieved a higher or lesser degree of perpendicularity.
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Millimar® C 1202 Compact Amplifier
Mahr is introducing the new Millimar C 1202, a full feature, configurable, low-cost, digital length evaluation amplifier for high precision measurements in inspection or production environments. The Millimar C 1202 is user-configurable with Mahr’s N 1700 series amplifier modules, allowing up to two inputs and provides the capability of displaying up to three measurement results.