Your physics study partner is nearsighted. She has a near point of 50.0 cm from her eyes and she wears eyeglasses designed to allow her to read a newspaper held at a distance of 30.0 cm from her eyes. Determine the focal length of her glasses for each of the following cases.

(a) She wears her eyeglasses 1.80 cm from her eyes. cm (b) She wears her eyeglasses 2.80 cm from her eyes. cm

Answer rating: 100% (QA)

To determine the focal length of her glasses for each case we can use the lens formula 1f ... View the full answer