The mathematical statement that the radiance of certain idealized optical sources is directly proportional to the cosine of the angle--with respect to the direction of maximum radiance--from which the source is viewed. Note: Lambert's cosine law may also apply to certain idealized diffuse reflectors. Synonyms cosine emission law, Lambert's emission law.
LAMBERT'S COSINE LAW
Meaning of LAMBERT'S COSINE LAW in English
Telecommunication standard terms English vocab. Английский словарь стандартных телекоммуникационных терминов. 2012