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...is used to estimate the total astigmatism of the eye when only the corneal astigmatism is known. ...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

* '''Toric IOLs''': These lenses correct [[Astigmatism|astigmatism]]. ...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

...ent of [[myopia]] (nearsightedness), [[hyperopia]] (farsightedness), and [[astigmatism]]. ...side world. The main types of refractive errors are myopia, hyperopia, and astigmatism.

...The condition can also lead to [[myopia]] (nearsightedness) and irregular astigmatism, which can further impair vision.

* '''[[Cylinder (CYL)]]''': This indicates the amount of lens power for astigmatism. ...his describes the lens meridian that contains no cylinder power to correct astigmatism.

...urface of the [[Cornea]], primarily for assessing the extent and axis of [[Astigmatism]]. ...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

In [[optometry]], a cylinder refers to the amount of [[lens]] power for [[astigmatism]]. The power of a cylindrical lens can correct the difference in the focusi ...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

...pe of refractive eye surgery. It is used to correct myopia, hyperopia, and astigmatism. ...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

...errors are [[myopia]] (nearsightedness), [[hyperopia]] (farsightedness), [[astigmatism]], and [[presbyopia]]. ...''' (/əˈstɪɡmətɪzəm/) is a condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

...fractive error]]s such as [[myopia]], [[hyperopia]], [[presbyopia]], and [[astigmatism]]. These glasses work on the principle of reducing the amount of light that ...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea.

...d monitor various eye conditions, such as [[Myopia]], [[Hyperopia]], and [[Astigmatism]]. The chart consists of rows of letters, with each row corresponding to a ...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

* [[Astigmatism]]: A condition in which the cornea or lens has an irregular shape, causing blurred vision.

...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

* '''[[Astigmatism]]''': This is a condition where the cornea or lens has an irregular shape, causing light to focus unevenly onto the retina. This results in blu

...gmatism]]: A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

* [[Astigmatism]] - A condition that causes blurred vision due to the irregular shape of the cornea

...[photophobia]] (sensitivity to light), [[myopia]] (nearsightedness), and [[astigmatism]] (imperfect curvature of the front surface of the eye).

...ism]]''' - A common vision condition that causes blurred vision due to the irregular shape of the cornea or the lens inside the eye.

* [[Astigmatism]] - a disorder in which the front surface of the eye (the cornea) is not co * [[Atrial fibrillation]] - an irregular heartbeat in which the upper chambers of the heart (the atria) beat inconsi