"Lambert's cosine law" meaning in All languages combined

See Lambert's cosine law on Wiktionary

Proper name [English]

Etymology: Named after Johann Heinrich Lambert. Head templates: {{en-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. Wikipedia link: Johann Heinrich Lambert, Lambert's cosine law Categories (topical): Optics Synonyms: cosine emission law, Lambert's law, Lambert's emission law Related terms: Lambertian
    Sense id: en-Lambert's_cosine_law-en-name-OVUNK9AU Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries Topics: engineering, natural-sciences, optics, physical-sciences, physics
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This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-12-21 from the enwiktionary dump dated 2024-12-04 using wiktextract (d8cb2f3 and 4e554ae). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

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