Lambert's cosine law

English

Etymology

Named after Johann Heinrich Lambert.

Proper noun

Lambert's cosine law

  1. (optics) A law stating that the radiant intensity or luminous intensity observed from an ideal diffusely reflecting surface or ideal diffuse radiator is directly proportional to the cosine of the angle between the direction of the incident light and the surface normal.
    Synonyms: cosine emission law, Lambert's law, Lambert's emission law
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.