遠えん近きん両りょう用ようメガネ

noun

bifocal glasses; bifocals

Eyeglasses with lenses that have two different optical powers, typically for distance and near vision. Common term in optometry and daily life.

See also: 二重焦点

• 父ちちは遠えん近きん両りょう用ようメガネをかけている。

  My father wears bifocal glasses.

• 遠えん近きん両りょう用ようメガネは、遠とおくと近ちかくの両りょう方ほうを見みるのに便べん利りです。

  Bifocal glasses are convenient for seeing both far and near.