If you have trouble with both near and far vision, bifocal lenses might help. Like bifocal glasses, bifocal lenses have both your distance prescription and near prescription in one lens.

Progressives lenses approach eyesight in this same way, affording the wearer the ability to adjust between different focal ...

The bifocal lenses are made from bilayer structures of liquid crystal (LC) cells and LC polymer. These lenses split light with a left-handed circular polarization (LCP) into two focused light ...

We already have contact lenses that contain more than one prescription, enabling the wearer to adjust her focus depending on the distance from the object she is viewing—similar to bifocal or ...

Up until now, the standard treatment for myopia was to prescribe corrective lenses. But Berntsen and a team of researchers looked into how multifocal contact lenses could slow the progression of ...