what do u mean by convex lens....
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Explanation:
1) Convex lens is used in microscopes and magnifying glasses to subject all the light to a specific point. 2) Convex lens is used as a camera lens in cameras as they focus light for a clean picture. 3) Convex lens is used in the correction of hypermetropia.
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Answer:
A convex lens is covering lens. when parallel rays of light passing through convex lens the refracted Ray's coverage at one point is called principal focus. The distance between the principal focus and the centre of lens is called focal length.
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