在很多应用场合,热空气中湿度测量由于能提供环境室、干燥器的正确控制,因而变得越来越重要和普遍。这一测量是由低漂移,不需经常检定的系统完成的,有高重复度和精度。众所周知测量空气中水份含量或湿度的一个优秀方法是测量在冷面镜上露水形成的露点,这里测量准确度 In many applications, the measurement of humidity in hot air is becoming more and more important and common because of the correct control of the environment chamber and dryer. This measurement is done by a system that is low-drift and does not require frequent verification, with high repeatability and accuracy. It is well known that an excellent method of measuring moisture content or humidity in air is to measure the dew point formed by dew on a cold mirror, where measurement accuracy