Astigmatism means that a different correcting power is required in an eye. Those powers are arranged at 90 degrees to each other and can be minus, plano or plus in power in any variety of combinations.
In the examples below, the various kinds of astigmatism and astigmatic prescriptions are described.
The content contained on this website is for informational purposes only. The content is not intended to be a substitute for professional advice. Reliance on any information provided in this article is solely at your own risk.