The next wave of IR screening devices is already appearing on the market. This post showed a first-generation IR screener at the Hong Kong airport, which dates back to the SRAS outbreaks of a few years ago.

Here’s  a line of fever screening devices that automatically detect the hottest temperature on a subject, and give off audible and visible alarms for an elevated temperature. The devices range from a hand- held infrared thermometer or a thermal imaging camera, to a high resolution thermal imaging system. From Wahl Instruments.

Here’s a repeat of the Hong Kong IR scanners as a size comapison: