A person needs a lens of power +5 diopters for correcting his vision name the defect of vision he is suffering from which types of lens will help use? Find its focal length and nature of corrective lens
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1
1/5 cm......
convex lens
mark brainliest
convex lens
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3
as the power is positive so convex lens is used and the defect is hypermetropia ( Long sightedness)
focal length = 1/5 = 0.2METRE
focal length = 1/5 = 0.2METRE
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