Vision Impairments

is hyperopia hyperopia can result from shortness of

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Unformatted text preview: result from shortness of the eyeball, a Hyperopia lens that is weak, or a cornea that is relatively lens flat. Astigmatism A cylindrical curvature of the cornea which prevents light cylindrical rays from focusing on one point Structural Vision Impairments Structural Cataracts Opacity or cloudiness of the lens. Because light cannot Opacity pass through the lens, vision is affected pass Glaucoma Increased pressure in the eye due to blockage of normal Increased flow of fluid in the eye. Strabismus A muscle imbalance resulting in the inability of both eyes muscle to look directly at an object at the same time. Structural Vision Impairments (continued) (con...
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This document was uploaded on 03/29/2014 for the course ESE 380 at N. Arizona.

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