Physics, asked by reshharish43, 2 months ago

refraction by spherical lenses ans ​

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Answered by Anonymous
4

Spherical lenses, also known as singlets, are optical lenses with curved surfaces that cause light rays to converge or diverge. ... Both plano convex and double convex lenses are what we call positive lenses; they have positive focal lengths. Plano convex lenses are spherical on one surface and flat on the other.

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