Question

whst are the uses of concave and convex lens? Write three uses.​

Answer 1

Hello!

Uses of concave lens

• Concave lenses are used as eye glasses, contacts

• These are used in telescopes, binaculars

• These ars also used in flashlights and peepholes

Uses of convex lenses

• Convex lens is used as eye glasses to correct eye defects

• It is used in micro scopes

• It is also used as camera lens

Answer 2

Uses of Concave lens: -

1) A concave lens is also used as an eye lens in a Galileo telescope.

2) A concave lens is used in cinema projectors and L.C.D projectors.

3) Concave lens is used for correcting myopia.


Uses of convex mirrors: -

1) A convex mirror is used in photographic cameras.

2) Convex lens can be used in search lights used by miners.

3) A convex lens is used by palmist to view a magnified image of the hand.

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