1.

A person has near point at 100 cm. What radius of curvature of lens is needed to read at 20 cm if he/she uses contact lens.(Refractive index of glass lens μ=1.5)

Answer»

A person has near point at 100 cm. What radius of curvature of lens is needed to read at 20 cm if he/she uses contact lens.

(Refractive index of glass lens μ=1.5)



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