Question

Define optical centre of spherical lenses.

don't copy and spam plzz​

Answer 1

optical centre

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

spherical lenses

lenses with spherical shape having negative focal point .

hope it will help you

Answer 2

Explanation:

Medical Definition of optical center

: 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.

Spherical lens.

A lens is defined as a portion of a refracting medium bordered by two curved surfaces which have a common axis.

When each surface forms a part of sphere, the lens is called a spherical lens. SPHERICAL LENS.