Metrology Glossary – K

At J.A. King, we strive to educate our team and our customers so we can all make informed decisions and improve quality. Having information at our fingertips is the best way to do that. We have compiled a list of the most common terminology within the precision measurement industry, backed by our experts with years within our industry.

Precision Measurement Glossary of Terms

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K Factor

A number which defines transformer’s ability to withstand harmonic content without exceeding the limits of its insulating system.


The SI standard temperature unit of the thermodynamic scale, symbol K. 1/273.16 of the thermodynamic temperature of the triple point of water.

Knife-Edge Pointer

Analog meter pointer with end flattened and turned edgewise so that the observer sees the thinnest dimension or edge. Often used with mirror-backed scale for increased reading accuracy by elimination of parallax.

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