Question

what is the nature of eye lens:concave or convex lens? and why is it so?

Answer 1

A convex lens is also called a converging lens because it makes parallel light rays passing through itbend inward and meet (converge) at a spot just beyond the lens known as the focal point

Answer 2

A convex lens is also called aconverging lens because it makes parallel light rays passing through it bend inward and meet (converge) at a spot just beyond the lens known as the focal poin