Question

write any two point on difference between in concave lens and convex lens​

Answer 1

Answer:

A convex lens is thicker at the centre and thinner at the edges. A concave lens is thicker at the edges and thinner at the centre. Due to the converging rays, it is called a converging lens. Due to the diverging rays, it is called a diverging lens.

Explanation:

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Answer 2

Answer:

concave lens is thinner in the middle and thicker at the edges

convex lens is thicker in the middle and thinner at the edges