Smart glasses have been available in various forms ... OPSM optometrist Elizabeth Kodari finds the development of progressive lens technology among the most fascinating of recent eyewear innovations.
As a result, people require multiple sets of eyeglasses for different conditions. Bifocal or trifocal or progressive lenses are really just multiple sets of lenses squashed into a smaller form ...
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 ...
A progressive lens design is like a bi- or tri-focal lens in that it corrects more than one ... You may want to consider Transitions photochromic lenses for your primary pair of glasses. They adjust ...