The Human Eye

What is functions of eyes?

Where is the far point of human eye located?

Define the near point of a human eye?

What is the optic nerve of the eye?

Function of optic nerve in human eye:

A near sighted person has a far point of $20 \mathrm{cm}$ in front of his eye. What is the power of the lens (in dioptres) which will allow this person to see distant objects clearly?

Draw a labelled diagram indicating the structure of human eye. Describe the functions of the various parts of the human eye.

What is the function of the lens in the human eyes?

State the functions of a human eye.

Sclera is the transparent part of the outer fibrous layer of the eye.

The least distance of distinct vision for a defective eye is $75 \mathrm{cm}$. What should be the focal length of the lens which will be used to read a book clearly at $25 \mathrm{cm}$?

Define Near point and Far point.

The near point of a hypermetropic eye is $1\mathrm{m}$. What is the nature and power of the lens required to correct this defect? (Assume that the near point of the normal eye is $25 \mathrm{cm}$).

Range of vision of a normal human eye is from:

Near point of human eye is

What is the causes of blind spot of human eye?

What is blind spot in human eye?

The structure of human eye is given below. The part labelled as "X" and "Y" in the diagram are respectively pupil and iris.

The structure of human eye is given below. The part marked as "X" in the diagram is _____.

The structure of human eye is given below. The part marked as "X" in the diagram is _____.