Peeps is a pocket-sized cleaner that ditches the cloths and the disposable wipes in favor of a patented invisible carbon ...

A thinner lens material, referred to as higher index lenses ... You may want to consider Transitions photochromic lenses for your primary pair of glasses. They adjust automatically to changing light ...

The starting point for the lens was a CAD model, a 3D printer, and silicone mold material. Clear casting ... The next goal is printing prescription glasses, and [Florian] seems very close to ...

Prescription eyeglasses can cost as much as $1,000, and most have plastic lenses, which scratch more easily than glass. Clearly, you need to protect your investment. But should you clean lenses ...