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Astigmatism is a common eye condition that can cause blurry vision. It's usually treated using glasses or contact lenses. Check if you have astigmatism. Astigmatism means your eye is shaped more like a rugby ball than a football, so light is focused at more than 1 place in the eye. The main symptoms of astigmatism are: blurred vision. headaches.
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Nov 14, 2023 · Astigmatism is a type of visual problem called a 'refractive error', meaning there is a problem in the eye that prevents the incoming light rays from being focused correctly. The shape of the cornea at the front of the eye is not perfectly rounded but is curved, a little like a rugby ball.
Astigmatism is a common and treatable eye condition which causes irregular focus. Usually, the front surface of an eye is rounded like a football but in an eye with astigmatism, this is shaped like an oval rugby ball.
Oct 1, 2024 · Normally, the cornea and lens at the front of the eye have an evenly round shape. This helps focus light rays sharply onto the retina so you can see clearly. With astigmatism, light rays do not refract (or bend) properly as they enter the front of the eye.
Dec 26, 2023 · Cornea. At the front of the eyeball, the sclera becomes the cornea—the transparent, dome-shaped part of the eyeball. Light rays from the outside world first pass through the cornea before reaching the lens. Together with the lens, the cornea is responsible for focusing light on the retina.
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Astigmatism is a common eye condition where the cornea or lens in your eye is not perfectly curved. Astigmatism can cause trouble focusing, blurred vision, headaches, eyestrain or difficulty seeing at night. Your optometrist or ophthalmologist can diagnose you with astigmatism with eye tests.
