Lambert's cosine law

GPTKB entity

Statements (18)
Predicate Object
gptkbp:instanceOf physical phenomenon
gptkbp:alsoKnownAs cosine emission law
gptkbp:appliesTo diffuse surfaces
gptkbp:describes relationship between radiant intensity and angle
gptkbp:field gptkb:optics
radiometry
gptkbp:form I = I_0 cos(θ)
gptkbp:formedBy gptkb:Johann_Heinrich_Lambert
1760
https://www.w3.org/2000/01/rdf-schema#label Lambert's cosine law
gptkbp:relatedTo gptkb:Lambertian_surface
gptkb:Lambertian_reflectance
gptkbp:state 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 computer graphics
remote sensing
photometry
gptkbp:bfsParent gptkb:Lambert's_law
gptkbp:bfsLayer 5