The Convir Thermosight series of handheld infrared thermometers from Calex Electronics includes models covering virtually all applications, from monitoring sub-zero freezer temperatures, through glass production, right up to white hot metal processing. Now, to increase their flexibility they can also provide a USB interface, allowing quick and easy connection to a PC. Nine different models are available in the Thermosight series, offering a range of features, including in-glass measurement capability and concentric laser sighting.