Komal Scientific Co. Offers Lightweight Infrared Digital Thermometer. Komal Scientific Co. Supplies diverse types of Testing instruments for paint, printing ink, powder coating, adhesive, resin, thinner, pigment etc. Lightweight Infrared Digital Thermometer is a hand held battery operated instrument. This thermometer safely and accurately measure surface temperature of non reflective materials using non-contact infrared technology. Infrared technology allows fast, non contact temperature measurement which avoids surface contamination. Lightweight Infrared Digital Thermometer has a spot ratio of 3:1.