What Is the Best Material Used for Making Contact Lenses?

by 04:01
Patients who suffer from astigmatism are the ones who use contact lenses on their cornea. Generally, the eye should be spherical in shape but the eyes of the people suffering from such imperfection are in oval shape. The shape of the cornea affects the way the light focus on the retina, it makes the patient’s vision quite blurry. They are even unable to see objects either too close or too far from...
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