Bifocal lens-Round top,Flat top & Blended top

Bifocal lenseshave two power segments, with an separation between the distance correction on top and the near correction below. Your pupil looks through either one or the other, depending on whether you're looking far or near. Two prescriptions in one lens. Whether you're reading a book, watching TV or driving, with bifocal lenses you only ever need one pair of glasses. · Combination lens for both distance and reading · No need for two pairs of glasses · Choice of D-segment or full width divide