プログレッシブ和英中辞典(第4版)の解説
ろうがん【老眼】
farsightedness due to old age;〔医学用語〕presbyopia
老眼の人
a person who has grown farsighted
彼女は老眼になった
She has reached the point where she needs reading glasses.
老眼鏡
convex glasses [spectacles] for the aged; reading glasses (for the aged)