A few years ago, FLIR unleashed a new line of handheld thermal imagers upon the world. In a manufacturing triumph, the cheapest of these thermal imaging cameras contained the same circuitry as the ...

and perhaps the world’s smallest thermal camera. He took apart the Flir One iPhone thermal imaging unit and pulled out the magical part that makes it all possible — the Lepton module.

Visible light detectors (like our eyes) don’t work well at night without the help of lights. FLIR’s thermal security cameras don’t have this shortcoming. NBPD officers were familiar with thermal ...