Question

Image form at retina is inverted or reversed but brain perceive it correctly . Why it is so?

Answer 1

The eye lens is a convex lens which forms real, inverted and diminished image on retina. The light sensitive cells of the retina gets activated with the incidence of light and generates electric signals. These electric signals are sent to the brain by the optic nerves and the brain interprets the electric signals in such a way that we see an image which is erect and of the same size as the object