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At least 487 records · Page 27

Improved cavity-type absolute total-radiation radiometer

Conical cavity-type absolute radiometer measures the intensity of radiant energy to an accuracy of one to two percent in a vacuum of ten to the minus fifth torr or lower. There is a uniform response over the ultraviolet, visible, and infrared range, and it requires no calibration or comparison with a radiation standard.

Kendall, J. M., Sr.↗