Lee has difficulty seeing the board when he sits at the back of the class. The doctor tells him that he is short-sighted and requires spectacles (glasses).Explain what meant by ‘short-sightedness ‘and how spectacles are used to correct this problem.

it gon be obvious if you copy from g00 gle

Shortsightedness refers to the situation where the eyeball becomes to long so therefore light extends the retina and the persons finds it difficult to view things near him.It can be cured by using concave lens

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Lee has difficulty seeing the board when he sits at the back of the class. The doctor tells him that he is short-sighted and requires spectacles (glasses).Explain what meant by ‘short-sightedness ‘and how spectacles are used to correct this problem.it gon be obvious if you copy from g00 gle​

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Lee has difficulty seeing the board when he sits at the back of the class. The doctor tells him that he is short-sighted and requires spectacles (glasses).Explain what meant by ‘short-sightedness ‘and how spectacles are used to correct this problem.

it gon be obvious if you copy from g00 gle