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Please advise what is spherical, cylindrical & axis according to eye prescrption?

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Dr. Richard Bensinger
Ophthalmology

In brief: Powers

Spherical is the basic power of how plus or minus a correction you need.
Astigmatism is the ovalness of the eye and the cylinder refers to the power (how much) ovalness there is and the axis is the orientation of the ovalness (from 0 degrees to 180 degrees).

In brief: Powers

Spherical is the basic power of how plus or minus a correction you need.
Astigmatism is the ovalness of the eye and the cylinder refers to the power (how much) ovalness there is and the axis is the orientation of the ovalness (from 0 degrees to 180 degrees).
Dr. Richard Bensinger
Dr. Richard Bensinger
Thank
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