Question

What are the uses of concave and convex lenses​

Answer 1

-Concave lenses are used in binoculars, telescopes, flashlights, lasers etc.

-Convex lenses are used in microscopes, magnifying glass, cameras etc.

Answer 2

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Uses of convex lenses :-

• Convex lenses are used as magnifying glass.

• It is also used in spectacles to correct the vision defect called hypermetropia.

• It is used in microscopes, telescopes, etc.

Uses of concave lenses :-

• It is used as eye - lens in telescopes.

• Used in spectacles to correct the vision defect named as myopia

• High quality optical instruments are made with a combination of convex and concave lenses.