Irradiance of the surface per unit frequency or wavelength. The conditions spectral flux density or more confusingly "spectral intensity" also are used. Non-SI units of spectral irradiance incorporate Jansky = ten W⋅m⋅Hz and photo voltaic flux device (1SFU = 10 W⋅m⋅Hz). Equally as light passing from the ambiance becomes https://stephenh319fox7.blog-eye.com/profile