Lambert’s law

GPTKB entity

Statements (16)
Predicate Object
gptkbp:instanceOf physical phenomenon
gptkbp:alsoKnownAs gptkb:Lambert's_cosine_law
gptkbp:appliesTo diffuse reflection
gptkbp:category gptkb:optics
physics
gptkbp:describes relationship between light intensity and angle of incidence
gptkbp:form I = I₀ cos θ
gptkbp:formedBy gptkb:Johann_Heinrich_Lambert
1760
https://www.w3.org/2000/01/rdf-schema#label Lambert’s law
gptkbp:relatedTo gptkb:Lambert–Beer_law
gptkbp:state the radiant intensity observed from an ideal diffusely reflecting surface is directly proportional to the cosine of the angle between the observer's line of sight and the surface normal
gptkbp:usedIn gptkb:optics
photometry
gptkbp:bfsParent gptkb:Beer’s_law
gptkbp:bfsLayer 6