Youtor
Astigmatism explained Easily Corrected With A Cylinder in Your Eyewear Glasses
>> YOUR LINK HERE: ___ http://youtube.com/watch?v=edYnfWFPUIw
Affordable Glasses at http://www.visio-rx.com • See the internal structure of the eye and how it can cause astigmatism. • Fortunately astigmatism is easily corrected with a cylinder in a pair of glasses. And remember that around 50% of glasses users have a form of asigmatism. • See also our other videos on Astigmatism: • • Cylinder in Prescription Glasses. Ast... • • Astigmatism: A Demo of How Does it Af... • Great Fashion Eyewear Spectacles - at http://www.visio-rx.com • You will not be disappointed! • • Video text transcript: • Just by looking at an eye,you cannot determine whether it is astigmatic. • A normal,healthy eye does not need glasses to see clearly.Light rays enter the eye and end up on the retina,then go through the optical nerve to the brain. • An astigmatic eye has a misshapen lens,which causes light to be focused on two separate points,neither of which may be on the retina.This causes blurry and/or distorted vision. • A corrective area(cylinder)is added into the glasses to allow the misshapen eye to properly focus.The glasses now focus light on the retina,creating clear vision. • • #F34
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