State the main functions of the following: Tears
Draw a neat labeled diagram to show how hypermetropia can be rectified.
Name the following:The defect of the human eye caused due to the uneven surface of the cornea.
Give Technical Term:The path which responsible for protecting the eye from sweat.
Give Technical Term:The type of lens used to correct myopia is
What type of lens is used to correct Astigmatism?
What type of lens is used to correct Hypermetropia?
Explain the Term: Hypermetropia