IR-R24, IR-R26, IR-R27
NRLM Type Comparison Blackbody
Furnaces High Temperature Comparison
Blackbody
NRLM type
comparison blackbody furnaces, which have been jointly
developed with the National Research Laboratory of
Metrology, are large opening blackbody furnaces for
calibration of radiation thermometers, and a high
temperature comparison blackbody furnace uses a standard
radiation thermometer for comparison calibration.NRLM
Type Comparison Blackbody Furnace.