What Is A Football Shaped Eye

Astigmatism is an irregularly shaped cornea or lens that prevents light from focusing properly on the retina the light sensitive surface at the back of the eye.
What is a football shaped eye. If you have astigmatism your eye is shaped a bit like a rugby ball. Astigmatism is a common eye problem where the eyeball isn t perfectly round. Light entering a normal eye is bent evenly for clear vision but an irregularly shaped cornea or lens can cause it to bend more in one direction since light. It may be slightly football shaped or look like the back of a spoon instead which can cause blurred vision.
This is true of eyes that have nearsightedness and farsightedness. This football shaped cornea is what produces the distortion with astigmatism. No matter what path you take around the ball the curvature is the same. This means that the light focusses on more than one area of the retina so your vision is distorted you may find it difficult.
It focuses light at two places on the back of the eye and this causes blur. The cornea is an oval rugby ball shape rather than a round soccer ball shape. This makes objects at all distances look blurry. Most people s eyes are round like a football and light focusses on one area of the retina the thin layer of tissue that lines the back of the eye.
Eye strain you may notice this after concentrating for a long time on a computer for example astigmatism normally occurs alongside short sight or long sight. The surface of the cornea is shaped more like a football instead of round like a basketball and the eye is unable to focus light rays to a single point. With astigmatism the eye is shaped more like a football rather than a basketball. Astigmatism means your eye is shaped more like a rugby ball than a football so light is focused at more than one place in the eye.
This is where the football shaped eye analogy has gained popularity. But if your eye is shaped more like a football light gets bent more in one direction than another. Associated with this change in corneal shape is a thinning of the central part of the. In other words it is curved more in one direction than in the direction 90 degrees away.
With astigmatism the surface of the eye is shaped more like a football. Things at a distance may look blurry and wavy.