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Magnifying Glass: a Magnifying Glass Uses a Converging Lens with a Refractive

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Magnifying glass: A magnifying glass uses a converging lens with a refractive power of 20 diopters. What is the magnification if the image is to be viewed by a relaxed eye (image at the far point) having a near point of 25 cm and a far point at infinity?


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Goods and Services

Tangible products and intangible activities offered to consumers or businesses in the marketplace.

Caveat Emptor

“Let the buyer beware”; a principle that the purchaser must examine, judge, and test for herself.

Sale of Goods Act

A UK law enacted in 1979 which regulates the sale of goods that are bought and sold in the UK and the contractual rights and obligations of buyers and sellers.

Contractual Terms

The specific provisions, requirements, and clauses that are agreed upon by the parties forming the binding agreement of a contract.

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