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Question

If a person cannot see objects beyond  40 m clearly then what kind of corrective lenses he requires?


  1. Concave lens

  2. Convex lens

  3. Cylindrical lenses

  4. Plano convex lens


Solution

The correct option is A

Concave lens


The person is suffering from myopia as he cannot see distant objects which implies he needs concave lenses. 

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