What Is a Refractive Error?

What Is a Refractive Error? In the normal, healthy eye, the cornea is clear, smooth and round and the lens is clear, allowing light rays to pass through unobstructed and be focused sharply on the retina. However, if the cornea is not as smooth, clear or round as it should be, or the eyeball isContinue reading “What Is a Refractive Error?”

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