Question

define optical centre of a lens​

Answer 1

Answer:

A point on the axis of a lens that is so located that any ray of light passing through it in passing through the lens suffers no net deviation and that may be within, without, or on either surface of the lens.

Answer 2

Answer:

hi mate

the point inside a lens on the principal axis through which light rays pass with out changing their path is called the optical centre of the lens

l hope it's helps you thank you