Asked Nov 12, 2019

If the cornea is to be reshaped (this can be done surgically or with contact lenses) to correct myopia, should its curvature be made greater or smaller? Explain. Also explain how hyperopia can be corrected.


Expert Answer

Step 1

Both in the implant of contact lenses and in the correction through a laser beam the function is to adjust the curvature of the cornea to reduce or increase its power, depending on whether it is myopia or hyperopia.

Step 2

In the case of a patient with myopia, their power of vision is reduced in such a way that the images formed beyond the far point are approached at this point. In other words the power of the ey...

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