Flir ex series thermal imaging cameras with msx technology flir flir e4 the flir e4 point and shoot thermal imaging camera will give you access to a new dimension this camera is an affordable replacement for a spot pyrometer it provides a thermal image with temperature information on every pixel the combined image storage of the new msx thermal and visual formats makes the camera incomparably easy to use msx is a new patent pending technology based on flirs unique onboard processor tha