context: Radiometer [1] [2] is a device used to measure the intensity of electromagnetic radiation such as light. There are different detectors depending on the electromagnetic field, such as the infrared field, which measures the radiation intensity in that field; there are also detectors that measure the radiation intensity in the field of ultraviolet radiation and in the microwave field.
question: What is a radiometer?
answers.text: device used to measure the intensity of electromagnetic radiation such as light