Why bifocal glasses is an excellent choice for you
Bifocal glasses are the sort of readers that your grandmother and grandfather used to wear. But now, these types of reading sunglasses, sometimes called bifocal readers, may be worn by students or younger professionals. Read on to find out why they may be a great choice for you as well. The difference between bifocal and single vision glasses Bifocal readers have a distinctive feature. There are two lenses for different uses: one is for reading, while another is for measuring the area for distance. Usually, there's a visible line to tell apart which is which. Small one, which is often found at the lower area of the lens, is for reading, while the larger viewing area is for distance measurement. Bifocal readers are prescribed mainly for convenience. In place of switching between two eyeglasses, you can just use bifocal glasses anytime, anywhere. Even under the sun. On another hand, single vision glasses (from the term itself), only feature an individual field of vis...