Question

What is the use of optical nerve in human eye?

Answer 1

it transfers the image from the retina to the brain so to visualise that image

Answer 2

Answer:

In the back of the eye is the optic nerve. Sometimes known as the second cranial nerve, or cranial nerve II. This is the second of a number of cranial nervous pairs. The optic nerve's job is to transfer visual information from the retina through electrical impulses to the brain's vision centers.