MicroTemp MT-TQ1 Digital Infrared Thermometer Temperature range of -76F to 1400F The MicroTemp MT-TQ1 is the first of the high end TQ series of digital infrared thermometers Distance to Sight Ratio is 12:1 (at 12 inches away the MT-TQ1 measures a surface of 1 inches in diameter) The MT-TQ1 comes in a rugged, blow molded plastic carrying case