Vision Correction

Wednesday, July 23rd, 2008

Vision Correction …
Eyeglass frames, for example, are more durable and tout materials such as titanium and new “memory metals.”.Lenses are thinner, stronger and lighter. Lens options include antireflective coating, light-changing tints, progressive (line-free) bifocal lenses, and polycarbonate–the most impact-resistant lens material available. Eye glasses can also feel heavy and must be accounted for at all [...]