A patient can\'t see objects closer than 48.5 cm and wishes to clearly see objec

Question

A patient can't see objects closer than 48.5 cm and wishes to clearly see objects that are 18.5 cm from his eye. (a) Is the patient nearsighted or farsighted? nearsighted farsighted Correct: Your answer is correct. (b) If the eye-lens distance is 2.08 cm, what is the minimum object distance p from the lens? cm (c) What image position with respect to the lens will allow the patient to see the object? cm (d) Is the image real or virtual? Is the image distance q positive or negative? distance is positive real image virtual image distance is negative Incorrect: Your answer is incorrect. (e) Calculate the required focal length. cm (f) Find the power of the lens in diopters. Incorrect: Your answer is incorrect. diopters (g) If a contact lens is to be prescribed instead, find p, q, and f, and the power of the lens. p = cm q = cm f = cm P = diopters Need Help? Read It Chat About It

Explanation / Answer

A) Farsighted B) The eye lens adjusts the focal length D) image is virtual E) 1/f = 1/v + 1/u F) Power = 1/f

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