Refractive Errors

Astigmatism; Farsightedness; Hyperopia; Nearsightedness

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back to top Refractive Errors If the image formed by the eye is not brought into sharp focus on the retina but instead falls in front of it or behind it this will result in a blurred image without glasses This is caused

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summary gif 08 Jul 2003 23 49 2k snapshot gif 08 Jul 2003 23 49 3k refractive errors gif 08 Jul 2003 23 49 3k promotion gif 08 Jul 2003 23 49 2k

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Lens Refractive Errors

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in the school going age and usually stabilizes soon after However Hypermetropia or farsightedness can develop at any age Treatment A thorough eye check up and accurately prescribed eyeglasses or contact lenses can easily counter these refractive

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axial elongation also evident on websites of refractive surgeons in the USA 36 take for instance a picture from <http www lalasik com> the website for a surgery in Los Angeles In a general sense it is quite clear that the impression any reasonable person would come away with as to the condition of their eyes would be false As the Australian High

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How wonderful our eyes can be We see things around us through light rays that form images on the retina then send the pictures to our brain The cornea and the lens of the eye bend or

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near and distant objects clearly is called an emmetropic normal eye A refractive error means that the shape of your eye does not bend refract the light rays correctly In other words the eye can not focus images properly resulting in a blurred image In an emmetropic eye parallel rays of light from a

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but has unequal curvatures like a rugby ball Objects at all distances appear blurred and distorted Many people have some astigmatism in addition to being myopic or hyperopic Back to top

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A myopic eye is longer than a normal eye and light rays are focused to a point in front of the retina Close objects are seen clearly but distant objects appear blurred Back to top

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In this condition the eye is usually shorter than normal and light rays are focused to a point behind the retina Close objects are blurred and distant objects are clearer Back to top

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