Profile: Marden Thermographic Ltd. specializes in thermal imaging services. Thermal imaging surveys are non-intrusive. and can also be used on kilns, cold stores, blast freezers, underfloor pipes, chilled ceilings, steam line systems, and many types of research and development. The FLIR i5 measures temperatures up to +250°C displayed on the camera's bright 2.8 inches LCD display. It's temperature measurement range suits most applications. A long-life battery ensures up to 5 hours of continuous operation.