Vi fant 1 definisjoner av vision defect på engelsk.
Noun |
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| vision defect - impairment of the sense of sight | ||
| visual impairment, visual defect, visual disorder | ||
| disability, disablement, handicap, impairment the condition of being unable to perform as a consequence of physical or mental unfitness; "reading disability"; "hearing impairment" | ||
| amaurosis partial or total loss of sight without pathology of the eye; caused by disease of optic nerve or retina or brain | ||
| amblyopia visual impairment without apparent organic pathology | ||
| ametropia (ophthalmology) faulty refraction of light rays in the eye as in astigmatism or myopia | ||
| aniseikonia visual defect in which the shape and size of an ocular image differ in the two eyes | ||
| anorthopia distorted vision in which straight lines appear curved | ||
| aphakia absence of the natural lens of the eye (usually resulting from the removal of cataracts) | ||
| blindness, cecity, sightlessness the state of being blind or lacking sight | ||
| color blindness, color vision deficiency, colour blindness, colour vision deficiency genetic inability to distinguish differences in hue | ||
| diplopia, double vision visual impairment in which an object is seen as two objects; "diplopia often disappears when one eye is covered" | ||
| day blindness, hemeralopia inability to see clearly in bright light | ||
| hemianopia, hemianopsia blindness in one half of the visual field of one or both eyes | ||
| quadrantanopia blindness in one fourth of the visual field | ||
| metamorphopsia a defect of vision in which objects appear to be distorted; usually due to a defect in the retina | ||
| night blindness, nyctalopia, moon blindness inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder | ||
| photoretinitis damage to the retina resulting from exposure of the eye to the sun without adequate protection | ||
| detached retina, detachment of the retina, retinal detachment visual impairment resulting from the retina becoming separated from the choroid in the back of the eye; treated by photocoagulation | ||
| scotoma an isolated area of diminished vision within the visual field | ||
| tunnel vision visual impairment involving a loss of peripheral vision | ||