visual field


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Related to visual field: perimetry, visual acuity, Visual pathway

visual field

n.
The space or range within which objects are visible to the immobile eyes at a given time. Also called field of vision.

visual field

n
(Physiology) the whole extent of the image falling on the retina when the eye is fixating a given point in space

field′ of vi′sion


n.
the entire view encompassed by the eye trained in any particular direction. Also called visual field.
[1930–35]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.visual field - all of the points of the physical environment that can be perceived by a stable eye at a given momentvisual field - all of the points of the physical environment that can be perceived by a stable eye at a given moment
visual percept, visual image - a percept that arises from the eyes; an image in the visual system
References in periodicals archive ?
Total visual field loss was the only visual element that significantly increased the risk of falling.
Upon clinical diagnosis, patients underwent further testing of visual fields (Humphrey automated visual field analyzer [HVF], Amsler charting, and fundal fluorescein angiography [FA]), and measurement of central macular thickness with optical coherence tomography (OCT3, Zeiss, Gottingen, Germany).
Further, of those who know of NTG, 58.7% understand that the major symptom is the constriction of the visual field. Normal tension glaucoma is one of the major eye diseases that one in every 28 Japanese people aged 40 or over 40 may develop.
Particularly in the case of visual field defects, compensatory viewing strategies such as an efficient scanning technique or eccentric viewing may be useful in reducing the negative effect of the visual impairment.
The firm said the drug is safe, although its website states: "Visual field defects have been reported in patients receiving Vigabatrin with a high prevalence (about one third of patients).
Post: Would the visual field test be useful for screening in a patient with a family history of glaucoma, including normal tension glaucoma?
This prodromal complex may include symptoms such as dizziness or hearing loss in addition to the more commonly associated signs of progressive dementia, visual field defects, and ataxia.
Although typically used to aid in diagnosing or monitoring glaucoma, a visual field plot often tells us more than this.
Short description: the driver and vehicle licensing agency (dvla) requires a contract which will deliver visual field and visual acuity testing service by qualified and trained opticians to assist dvla in determining a drivers medical fitness to hold a driving licence.
Thirty-seven OAG patients with early-stage visual field loss (mean deviation ≥ −6.00 dB) detected by the Humphrey Field Analyzer (30-2 SITA program) and 26 controls were included in this study.
Most people whose vision is affected by stroke experience some form of visual field loss.
The researchers found that people with SAD were more likely to favour the left visual field when studying the faces and thus process them with the right side of their brains.