Wednesday, May 23, 2012

progressive glasses

Progressive glasses is a kind of special and complicated glasses. It is designed for people age over 40.

People need two pairs of glasses when becoming older. One pair for reading use, and one pair for distance use. It is quite inconvenient for people who need two pairs of glasses. Take on one pair and take off the other will cause many damages to people. So progressive glasses is invited.
Do I need progressive glasses?
Progressive glasses enables you see clearly close, intermediate and distance with one pair of glasses. If you are in your 40s (or older) and are having trouble to read prints(books for example) with your reading glasses or typical D shaped bifocal glasses, progressive glasses will offer a younger-looking appearance.

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