Recommandation OIML R 18

Pyromètres optiques à filament disparaissant

Champ d'application : This Recommendation applies to visual pyrometers and micropyrometers for measuring the radiance temperature of bodies in the visible and infrared parts of the spectrum, using the principle of the disappearing filament. Temperatures in the infrared part of the spectrum are measured using pyrometers having an eyepiece incorporating an image converter. (en anglais)