Medically reviewed by Andrew Greenberg, MD Astigmatism is a common eye condition where the cornea (outermost eye layer) is irregular. The cornea is usually round like a sphere, but people with ...

It’s possible to have presbyopia and astigmatism at the same time. Treatments such as prescription contacts or glasses and eye surgery can help correct both conditions. Astigmatism and ...

Both prescriptions will contain corrections for nearsightedness, farsightedness, and astigmatism ... for distance center eye or “N” for near center eye. A contact prescription will also ...

Here are two examples of what prescriptions for eyes with astigmatism could look like: -2.00 +1.50 x 180 +3.50 +3.00 x 45 The first prescription means that the person has 2 diopters of ...

Astigmatism is a term that refers to an imperfection in the shape of the cornea. Rather than being a clear, round dome to cover the iris and the pupil of the eye in an even curved shape ...

Positive numbers on an eye prescription indicate they are correcting farsightedness, while negative numbers correct shortsightedness. A larger number suggests a stronger prescription. Although ...

Astigmatism is an eye condition where light doesn’t hit the back of your eye evenly. It happens when either your cornea or lens aren’t perfectly round. Instead, it’s shaped like a football.

Astigmatism is a common vision condition that develops when a person has an irregularly curved cornea or lens. It results in blurred vision. Many brands offer specific eyeglass lenses to help ...

Let’s find out. You might’ve guessed already from the title (or hearing the term bandied about in an optometrist’s office), but astigmatism is an eye problem that leads those with it to have ...