visual field
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Visual field — The term visual field is sometimes used as a synonym to field of view, though they do not designate the same thing. The visual field is the spatial array of visual sensations available to observation in introspectionist psychological experiments … Wikipedia
Visual field — The entire area that can be seen when the eye is directed forward, including that which is seen with peripheral vision. The visual field can be tested to measure the extent and distribution of the field of vision. The test may be done by a number … Medical dictionary
visual field — the area in front of the eye in any part of which an object can be seen without moving the eye. With both eyes open and looking straight forward it is possible to see well illuminated objects placed anywhere in front of the eyes, although the… … The new mediacal dictionary
visual field — noun all of the points of the physical environment that can be perceived by a stable eye at a given moment • Syn: ↑field of vision, ↑field of regard • Hypernyms: ↑visual percept, ↑visual image * * * noun, pl ⋯ fields [count] : ↑ … Useful english dictionary
visual field — regėjimo laukas statusas T sritis Standartizacija ir metrologija apibrėžtis Erdvės sritis, kurioje nejudanti akis atskiria daiktus. atitikmenys: angl. field of vision; visual field vok. Gesichtfeld, n; Sichtfeld, n rus. поле зрения, n pranc.… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
visual field — regėjimo laukas statusas T sritis Standartizacija ir metrologija apibrėžtis Erdvės sritis, kurią (at)vaizduoja optinė sistema. atitikmenys: angl. field of vision; visual field vok. Gesichtfeld, n; Sichtfeld, n rus. поле зрения, n pranc. champ de… … Penkiakalbis aiškinamasis metrologijos terminų žodynas
visual field — regos laukas statusas T sritis fizika atitikmenys: angl. field of view; range of vision; visual field vok. Blickfeld, n; Gesichtsfeld, n rus. поле зрения, n pranc. champ de vision, m; champ visuel, m … Fizikos terminų žodynas
Visual field test — A visual field test is an examination that may be performed to analyze a patient s visual field. The exam may be performed by a technician in one of several ways. The test may be performed by a technician directly, with the assistance of a… … Wikipedia
visual field defect — a blind spot (scotoma) or blind area within the normal field of one or both eyes (eye, human). In most cases the blind spots or areas are persistent, but in some instances they may be temporary and shifting, as in the scotomata of migraine… … Universalium
visual-field defect — Blind spot (scotoma) or area in the normal field of vision. It may be persistent or temporary and shifting, as in a migraine aura. The field may narrow, as in glaucoma. The normally small blind spot corresponding to the point where the optic… … Universalium
Visual field test — A test which measures the extent and distribution of the field of vision. The visual field test may be done by a number of methods including what are termed confrontation, tangent screen exam and automated perimetry. Although the test may seem… … Medical dictionary
