I took care to make the letters large and be generous with character and line spacing in order for it to be easy to read for the elderly and those who have problems with their sight.
妹の視力は申し分ない。
My sister has perfect vision.
彼は事故で視力を失った。
An accident deprived him of sight.
彼は視力を失った。
His eyes failed him.
彼は視力が弱い。
He has poor eyesight.
彼は視力がいい。
彼は子供のころ視力を失った。
He lost his eyesight when he was still a child.
彼は交通事故で片目の視力を失った。
He lost the sight of one eye in a traffic accident.