A doctor has prescribed a corrective lens of power -1.2 D to a person suffering from a defect of vision. a) Identify the defect from which he is suffering. b) Find the focal length of the lens. Please give the answer in detail.
Added by Jimmy B.
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Concave lenses are used to correct myopia (nearsightedness). So, the person is suffering from myopia. b) Show moreā¦
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