Astigmatism. With astigmatism its shaped more like an American football. A variety of factors change the magnitude and shift the meridians of these cylindrical components and the perceived subjective astigmatism throughout life.
Astigmastism sering disalah artikan sebagai penyakit mata atau digolongkan sebagai kesehatan mata yang terganggu. It happens when your cornea the clear front layer of your eye or lens an inner part of your eye that helps the eye focus has a different shape than normal. It may be helpful to think of the normal eye as being shaped like a basketball.
Trauma to the cornea can cause alteration of structure leading to irregular astigmatism.
Astigmatism can usually be corrected with glasses or contact lenses. Astigmastism sering disalah artikan sebagai penyakit mata atau digolongkan sebagai kesehatan mata yang terganggu. Astigmatism is measured in diopters. Of the three numbers on your contacts or glasses prescription the last two refer to astigmatism.