Question

what is convex lens. ​

Answer 1

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$\mathtt{\huge{\underline{\green{Convex \: Lens:-}}}}$

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• A piece of transparent optical material having one or two spherical surfaces, such that it is thicker in the middle and tapering at the edges, is known as convex lens.

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• A convex lens can form real and inverted images.

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• When the object is placed very close to the lens, the image formed is virtual, erect, and magnified. When used to see objects magnified, the convex lens is known as a magnifying glass.

Answer 2

A lens that possesses at least one surface that is curved outward is known as a convex lens. If both the surfaces of the lens are curved outward, it is known as a biconvex lens.