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    Eye Axis

Eye Axis

What is an axis in eye prescription?

The axis number that you see on your prescription is an indication of which direction your optician should position any cylindrical power that is in your lenses. An axis number is usually needed for those who have astigmatism.

What does axis mean in eye prescription?

An axis in the eye prescription means the indication of the angle in degrees which are in between the two meridians of an astigmatic eye.

What is normal eye axis?

The axis number represents the orientation and or angle of degrees, a number between 1 and 180. Many people can mistake the higher axis numbers for a stronger prescription, however, this is not correct, the axis number does not have anything to do with the prescription, but describes the position of astigmatism.