Question

What is the lens formula? Define terms in it.​

Answer 1

Answer:

A lens is a transmissive optical device that focuses or disperses a light beam by means of refraction.A lens formula may be defined as the formula which gives the relationship between the distance of image (v), distance of object (u), and the focal length (f) of the lens.

Explanation:

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Answer 2

Answer:

lens formula may be defined as the formula which gives relationship between the distance of the image(v ) distance of the object ( u ) and the focal length ( f ) of the length.