Photographic enthusiasts will invariably amass an extensive collection of lenses, and in their communities there are near-mythical and sought-after lenses that change hands for incredible prices. It’s ...

A team created the next generation of long-wave infrared plastic lenses. The plastic, a sulfur-based polymer forged from waste generated by refining fossil fuels, is incredibly useful for lenses, ...

Instead of glasses, I wear contact lenses. This means throwing out scraps of plastic (as well as their packaging) every two weeks, in addition to using cleaning fluid (which comes in plastic ...

Many people rely on contact lenses to improve their vision. But these sight-correcting devices don't last forever and they are eventually disposed of in various ways. Now, scientists are reporting ...