시력교정 거짓정보일까요?
미국인구의 60% 가 안경이나 시력교정 vision correction 이 필요한다는게,,
이해 안됨,
안경 인구가 너무 많아요.
공공장소 가면 약 25-30 % 가 안경을 썼는데,,
how many people wear glasses or contact lenses in us?
how many people need vision correction (시력 교정) in us?
There are 197.6 million adult vision correction users (75.6%) in the U.S.
There are 166.5 million US adults (63.7%) wearing Rx eyeglasses(RX 처방전, 라틴어, prescription),
The majority of consumers (45.8%—36.21 million buyers in 2021) reported paying between $100 and $150 for frames.
Over 61% of the population or 177 million people in the United States need some sort of vision correction according to Jobson Research.
