they could be useful for people who use multifocal lenses while driving at night, says Simon. He tried a pair of spiral contact lenses himself and says that, although the rigid material was ...

In the original BLINK study, 294 myopic children, ages 7 to 11 years, were randomly assigned to wear single vision contact lenses or multifocal lenses with either high-add power (+2.50 diopters ...

In the new trial, nearsighted kids wore high-add bifocal lenses for two years followed by one year with single-vision contact ... myopic in most people. Multifocal contact lenses for nearsighted ...