Description
● Used in the measurement or demonstration of the variations in thermal radiation emitted from different surfaces at the same temperature.
● Comprises of sheet metal cube 130mm (approx.) side with an opening at the top for pouring water and inserting a thermometer through a rubber stopper.
● Each of the side surfaces are finished in white, polished, black and varnished.
● Supplied with rubber stopper with hole but without thermometer.