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Glasses

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by

andrew goslin

on 4 January 2013

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Transcript of Glasses

By Andrew Goslin Glasses Why would you need to wear glasses? Bibliography Glasses may be prescribed for several reasons such as:

To correct a refractive error, that makes the eyes unable to focus clearly.

To alter a squint.

To relieve symptoms such as eyestrain or headaches caused by muscle imbalance. What normal vision looks like Long sighted What Glasses do to fix your sight Short sighted Books Laser eye surgery Laser eye surgery is using a laser underneath a corneal flap to reshape the cornea. This procedure uses a highly specialized laser designed to treat refractive errors, improve vision, and reduce or eliminate the need for glasses or contact lenses. What is it? How does it work? a specially trained eye surgeon first creates a precise, thin hinged corneal flap using a microkeratome. The surgeon then pulls back the flap to expose the underlying corneal tissue, and then the excimer laser ablates (reshapes) the cornea in a unique pre-specified pattern for each patient A specially trained eye surgeon first creates a precise, thin hinged corneal flap. The surgeon then pulls back the flap to expose the underlying corneal tissue, and then reshapes the cornea in a unique pre-specified pattern for each patient Spectacles and spyglasses by Pierre Marley Glasses by Stewart Tabori Websites http://www.lazyeyesite.org/Glasses%20wear.pdf http://www.medicinenet.com/lasik_eye_surgery/article.htm
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