Question

Define eye defects and eye sites,....also explain types of eye sites..

Answer 1

''EYE DEFECT'' is the defect of vision in which people suffering from eye problem, related to far distance or near distance or another diseases.

''EYESIGHT'' is the power of a eye of a person which helps us to see the colourful world.

The different types of eyesight are:

1 .Nearsightedness – This is also known as myopia. A person can see objects clearly when they are close to them, but objects at a distance will appear blurred.

2. Farsightedness – This is also known as hyperopia and is opposite to nearsightedness. A person can see objects clearly that are far away, but objects close to them are blurry.

3. Presbyopia – Condition in which the lens of your eye changes and is less flexible,  making it difficult to focus on objects that are near. This can occur around age 40 and later

4. Cataracts – The clouding of the lens in your eye that can affect only one eye or both eyes. The lens sits behind the colored part of your eye (the iris) and will cloud over, causing light to scatter and blur.

   

        Only 4 types of eyesight , I read in class 10

                       ANSWERED BY ADITYA