by Kam Olaogun | Dec 30, 2019 | Emissivity, Temperature Measurment
What is Emissivity? Does emissivity change with temperature? In order to answer this question, first we must understand emissivity. Emissivity is the ratio of the energy radiated from a materials surface to that radiated from a perfect emitter. A blackbody is an... 
by Kam Olaogun | Sep 6, 2018 | Steel
High-quality steel products require consistent process controls at every step. In order to accurately measure temperature, you must have a way to compensate for emissivity variation. The emissivity of steel varies depending on its surface character, which can vary at... 
by Jonathan Stronach | Jul 20, 2017 | Pyrometer
Ratio and Multi-Wavelength Williamson Pyrometers offer a single-wavelength (SWL) mode of operation.The following notes pertain to commonly asked questions associated with this function. SWL mode can be used to compare readings to single-wavelength models and as a... 