The thermal imager Testo 875 is the reliable, solid
tool for your daily use. With a temperature resolution of < 80 mK,
exchangeable lenses and an integrated digital camera, you discover weak spots
in any structure quickly and securely with the Testo 875 thermal imager. You
localize refractories precisely, and detect defects immediately. For you, that
means: You see more and have more reliability when you need it.