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Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficulties with normal daily tasks, including reading and walking. [6] The terms low vision and blindness ...
Presbyopia is a typical part of the aging process. [4] It occurs due to age-related changes in the lens (decreased elasticity and increased hardness) and ciliary muscle (decreased strength and ability to move the lens), causing the eye to focus right behind rather than on the retina when looking at close objects. [4]
Far-sightedness, also known as long-sightedness, hypermetropia, and hyperopia, is a condition of the eye where distant objects are seen clearly but near objects appear blurred. This blur is due to incoming light being focused behind, instead of on, the retina due to insufficient accommodation by the lens. [6]
OrCam, a company that makes products to aid accessibility for the visually impaired, has won a CES innovation award for its glasses-mounted MyEye Pro device. OrCam, a company that makes products ...
One app helps visually impaired people find their seats in trains. Another is the Low-Vision Helmet, which allows users to zoom in on an athlete, race or action. Visually impaired individuals wear ...
For visually impaired parathletes, sound and touch guide their passions. Forty-five strokes. McClain Hermes knows precisely what it takes to swim, as fast as possible, to the far end of a 50-meter ...