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Thermography Information

Infrared transparent materials chart
Infrared Transparent Materials

The following is an inventory of usually applicable objects for lenses and windows and their properties related to infrared transparency.

Emissivity Table featuring various materials emissivity at specific temperatures
Emmissivity of Various Materials

A comprehensive list that displays the emmissivity of various materials and at what temperature that amount of emmissivity occurs.

example of blackbody-type source
Black Body Type and Emissivity

How to accurately determine the emmissivity of any black body so as to find the true temperature of a thermographer’s subject.

Infrared region of the Electromagnetic Spectrum
Infrared Light

What exactly is infrared light, how do we see it, and what does it show us?

Spectral Radiant Emittance
Black Body Radiation

The mathematical equations to measure the amount of radiation that a black body emits, including Planck’s Law, Stefan-Bolzmann’s Equation, and Wein’s Displacement Law.

FOV (Field of View) Diagram
Measuring Field of View

The correct way to measure the field of view from detector to subject when the focus is met without external lens.

diagram demonstrating measuring by Wedge Effect
Practical Measurement

The practical measurement techniques for correcting emissivity in order to obtain the true temperature of a subject when conducting an infrared inspection.

Compensating for Wind
Compensating For Wind

A table that displays the correction factor to compensate for various wind speeds when taking infrared images.

Infrared Training Thermodynamics
Thermodynamics

The explanation of thermodynamics, how it applies to infrared measurements, as well as examples and calculations that relate with the heat capacity of a gas.

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