Posts Tagged ‘eyeglasses’

  • eye chart_000016156136XSmall

    What If More People Wore Eyeglasses?

    Jun 10, 12 • 303 Views • No Comments

    We could say that eyeglasses are like bookends when they relate to economic growth. Our story starts during the 13th century. Before the spread of eyeglasses, the work life of skilled craftsmen usually ended when they could no longer see close objects...  [read more]