Medicine infrared thermometer An infrared thermometer is a non-contact temperature measurement device. Infrared Thermometers detect the infrared energy emitted by all materials -- at temperatures above absolute zero, (0°Kelvin)-- and converts... - Update: 2013-02-10

digital tachometer is a high quality instrument using non-contact (Laser / Photo) and contact method to measure the Rotational Speed (RPM) and Surface Speed with wide measuring range and high resolution. It is featured with high accuracy measurement,... - Update: 2013-02-12