- apparent luminance
- кажущаяся яркость
English-Russian marine dictionary . 2014.
English-Russian marine dictionary . 2014.
luminance — The luminous intensity of a surface in a given direction per uatt of projected area of the surface, in candela per square meter; not the same as the apparent brightness … Dictionary of automotive terms
VISION — «Toute la conduite de notre vie dépend de nos sens, entre lesquels celui de la vue étant le plus universel et le plus noble. Il n’y a point de doute que les inventions qui servent à augmenter sa puissance ne soient des plus utiles qui puissent… … Encyclopédie Universelle
Display contrast — Contrast in visual perception is the difference in appearance of two or more parts of a field seen simultaneously or successively (hence: brightness contrast, lightness contrast, color contrast, simultaneous contrast, successive contrast, etc.).… … Wikipedia
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium
Abney effect — The Abney effect describes the perceived hue shift that occurs when white light is added to a monochromatic light source. [Pridmore, R. “Effect of purity on hue (Abney effect) in various conditions.” Color Research and Application. 32.1 (2007):… … Wikipedia
Luminosity — has different meanings in several different fields of science.In photometry and color imagingIn photometry, luminosity is sometimes incorrectly used to refer to luminance, which is the density of luminous intensity in a given direction. The SI… … Wikipedia
Lighting — Not to be confused with lightning. For other uses, see lighting (disambiguation). Low intensity lighting and haze in a concert hall allows laser effects to be visible … Wikipedia
COULEUR — Les radiations lumineuses perçues par notre œil se distinguent non seulement par leurs intensités, mais aussi par des caractéristiques qualitatives, leurs couleurs, qui n’ont d’abord été définies que par des comparaisons souvent grossières: les… … Encyclopédie Universelle
Lambert's cosine law — See also: Lambertian reflectance In optics, Lambert s cosine law says that the radiant intensity observed from a Lambertian surface or a Lambertian radiator is directly proportional to the cosine of the angle θ between the observer s line of… … Wikipedia
Viewing cone — Viewing direction= When a visual display with non vanishing size is seen by an observer, every point of the display area is seen from a different direction as illustrated in fig. 1. No two spots on the display are seen from the same direction.… … Wikipedia