Thermal imaging is a wonderful tool that not too many years ago, was rarely used because of the high cost and complexity of the equipment. Not the case anymore. It’s still possible to spend tens of thousands of dollars on a high-end camera, but you can buy a decent unit for under $1000. I own a very good camera I use all the time that retails for $600. This blog post will cover the different cameras on the market and the terminology and other basic information needed to effectively use one.