Who needs reading glasses when you can tune your glasses? CNN's Jeanne Moos reports.
원문출처 : https://www.cnn.com/videos/business/2021/01/12/focus-dial-eyeglasses-moos-pkg-vpx.cnn
원문출처 : https://www.cnn.com/videos/business/2021/01/12/focus-dial-eyeglasses-moos-pkg-vpx.cnn