Your favorite aunt can read a newspaper only if it is within 15.0 cm of her eyes.
(a) Is your aunt nearsighted or farsighted? Explain.
(b) Should your aunt wear glasses that are converging or diverging to improve her vision? Explain.
(c) How many diopters of refractive power must her glasses have if they are worn 2.00 cm from the eyes and allow her to read a newspaper at a distance of 25.0 cm?