irradiance
UK /ɪˈɹeɪ.di.əns/ US /ɪˈɹeɪ.di.əns/
noun 3
Definitions
noun
1
The act of irradiating; emission of rays of light.
2
That which irradiates or is irradiated; lustre; splendour; brilliancy.
3
The radiant power received by unit area of surface.
The geometry of the cone θ and the irradiance at the image of the carbon block were used to determine the absolute steradiancy of the energy in the cone θ as a radiometer calibration value.
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