Laser Gas Analyzer LG2000 - A system that utilizing proprietary technologies of Tunable Diode Laser Absorption Spectroscopy (TDLAS), in which able to satisfy in-situ measurement with high accuracy, fast response, strong reliability & virtually maintenance free. This system is applicable to most industrial process, especially well proven in harsh conditions with combination of high temperature, pressure, dust, corrosive and contaminants. It has extensively used for combustion and safety control, process optimization, energy recovery, scientific research, and environmental monitoring.