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Tag Archives: Lenses

A bifocal lens

Bifocal Lenses are made up of two different power strengths in a single lens for distance and near vision. The upper and lower part of the lens is separated through a visible distinct line. There is no gradual distinction between the two. In addition, you have to look up and down to switch between the prescriptions you need. However, with a long-distance prescription at the top and near vision at the bottom.