enabling the wearer to adjust her focus depending on the distance from the object she is viewing—similar to bifocal or progressive-lens glasses. There are also contact lenses that can correct ...

Bifocal or trifocal or progressive lenses are really just multiple sets of lenses squashed into a smaller form factor, and greatly reduce the wearer’s field of view which is itself a significant ...

Older adults who wore progressive-addition lenses had the greatest fall rate. PALs wearers were two times more likely to fall vs. other types of multifocal glasses wearers. Older adults who wear ...

Progressive lenses, also known as multifocal lenses, are designed to correct near, distance, and in-between vision. As people age, they tend to develop presbyopia, which is the normal loss of up ...

“Starting as a son’s desire to rid his father of bifocals, Dr Bernard Maitenaz’s invention of progressive lenses is now widely used to assist with the correction of presbyopia,” Elizabeth ...

Multifocal contact lenses ... which is developing a progressive contact lens that allows quality vision at all distances like that available with spectacles. Refractive corneal surgery and ...