https://www.flir.com/fr-ca/discover/instruments/gas-detection/noise-equivalent-concentration-length-the-new-standard-for-optical-gas-imaging/
Noise Equivalent Concentration Length: The New Standard for Optical Gas Imaging | Flir
Optical gas imaging (OGI) is increasingly being used in the oil and gas industry to detect leaks. Operators of gas distribution networks, processing plants,...
the new standardoptical gas imagingequivalent concentration