What is with the rule astigmatism
Ashwini Jaswanth
1y
the two principal meridians are right-angled to each other, with the vertical meridian being steeper than the horizontal.
Prabhdeep Kaur
1y
As we know cornea is more steepening in vertical plane and vertical meridian is more curved than horizontal meridian. So the power will be more in vertical plane. So vertical power> Horizontal power
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