Infrared Thermometer. Measurement duration: less than 0.5 seconds. Precision glass lens. Measurement range: -50 to 800 °C. Adjustable emissivity. Dual laser sight. With the ScanTemp 485 from TFA, you can easily measure the temperature of an object: simply aim, press the button, and in less than half a second, the result appears on the display. For example, measure the temperature of your vehicle's engine, radiator, or CPUs. The measurement range is between -50 and 800 °C. The precision glass lens provides very accurate measurements. A special feature of this model is the dual laser sight, which indicates the actual measurement spot. TFA Dostmann. With over 1000 weather and measuring instruments, the German company TFA Dostmann is one of the leading companies in the industry in Europe. The TFA range is characterized by its own innovative technologies and exclusive designs, and is continuously developed in collaboration with meteorologists, IT specialists, and designers.