In the diagram, the function of the correcting lens is to?

  • A diverge incoming rays
  • B converge incoming rays
  • C reflect incoming rays
  • D screen incoming rays
jamb 2009crk

The correct answer is B. converge incoming rays

The simplest, cheapest and safest way to correct long sight is with glasses. 

Convex prescription lenses (called plus lenses) are used to bend light rays slightly inwards / converge them to give a little bit of additional focusing power to the eye.

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