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Message: <blockquote data-quote="tzhfsh6" data-source="post: 11373371" data-attributes="member: 380662">How to correct myopia vision?Common <a href="http://www.cheapoakleysoutlet.org/" target="_blank">cheap Oakley sunglasses</a>, basically is to use lens, prisms, corneal contact lens to correct vision, in order to reach eliminate fatigue, protection or vision treatment the purpose of the eyes. <a href="http://www.cheapoakleysoutlet.org/" target="_blank">cheap oakley sunglasses china</a> is a lot of more phyletic, correct refractive error correction mainly with optical <a href="http://www.cheapoakleysoutlet.org/" target="_blank">Oakley sunglasses cheap</a> and contact lenses. Shortsighted correction: should wear a proper focal degree concave lens, make the light the concave lens, then the appropriate divergent eyes refraction in the retina to form clear after the like. The far-sighted should wear corrective: a proper focal degrees, let the distance of the convex parallel light through a burning converge, then after some appropriate eyes refraction in the retina after into a clear like. Correction: for eye astigmatism of <a href="http://www.cheapoakleysoutlet.org/" target="_blank">cheap oakleys</a> astigmatism different types and different. Hyperopia astigmatism, for simple should wear appropriate degrees and certain axial convex cylindrical lens; For simple myopic astigmatism should wear appropriate degrees and certain axial sunken cylindrical lens; For resilience astigmatism should wear a degree and axial appropriate convex convex (concave) composite or sunken the cylindrical lens; For mixed astigmatism should wear appropriate degrees and appropriate axial punch of the compound and into the cylinder lens. But no matter what type of the eye, astigmatism <a href="http://www.cheapoakleysoutlet.org/" target="_blank">cheap Oakley sunglasses for sale</a> should be strictly cylindrical lens determination of the axial, in order to make astigmatism eyes need to correct the surface in meridian effectively rectified. For irregular astigmatism because the same meridian QuGuangLi surface is not identical also, can't use the cylindrical lens correction, can try contact lens (invisible oakley sunglasses) correct. </blockquote>

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