Human Eye Class – X

Defects of vision of human eye: The most distant point which an eye can see clearly is called the far point (F). For the normal eye the far point lies at infinity. The nearest point which an eye can see clearly is called the near point (N). For normal eye, near point lies at a […]

Human eye is spherical in shape with a slight bulge at the front. Sclera: The outer part of eye is called sclera. It is white in colour with fibrous layer. The transparent part of it at the front of the outer side of the eye is called cornea. Light enters the eye through it. Its refractive index is