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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; eye strain – you may notice this after concentrating for a long time, such as when using a computer
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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.
Nov 14, 2023 · Astigmatism is a common eye condition that affects the shape of the cornea or the lens of the eye. The cornea and lens are typically smooth and round in shape, but in people with astigmatism, they are irregularly shaped.
Oct 5, 2021 · Astigmatism occurs when either the front surface of the eye (cornea) or the lens inside the eye has mismatched curves. Instead of having one curve like a round ball, the surface is egg-shaped. This causes blurred vision at all distances.
Oct 23, 2024 · As light passes through the eye, the smooth curvature of the cornea and the lens bend light evenly to properly focus an image. Astigmatism occurs when the eye is shaped like an oval or egg. This irregular shape prevents light from focusing properly. It causes blurred or distorted vision.
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Nov 29, 2023 · In an eye with astigmatism, the surface of the cornea is shaped more like the bottom of a spoon, where there are two different surface curves located 90 degrees apart. This is called an astigmatic or toric surface.
Feb 19, 2019 · Astigmatism is a condition caused by subtle flaws in the way your eye bends light (a process called refraction) that passes to the retina, the light-sensitive area at the back of the eyeball. The optic nerve transmits nerve impulses from the retina to the brain, which translates them into eyesight.
