reflectance factor

(at a surface element, for the part of the reflected radiation contained in a given cone with the apex at the surface element, and for incident radiation of a given spectral composition, polarization and geometrical distribution) (see ILV 845-04-64)

reflectance factor

(at a surface element, for the part of the reflected radiation contained in a given cone with the apex at the surface element, and for incident radiation of a given spectral composition, polarization and geometrical distribution) (see ILV 845-04-64)