Most glasses and sunglasses on the market make use of metal or plastic frames. It’s relatively easy to create all manner of interesting frame geometries, tolerances can be easily controlled for ...

Japan’s Teijin has unveiled eyeglass frames made from the plant-based plastic Biofront. A heat-resistant polylactide, Biofront is the world’s first bioplastic to be used in all the plastic parts of ...

A group of eyeglass frame makers wants to set standards for eyewear labeled as "made in Japan." It says an increasing number of frames are being sold overseas as Japanese products when they were not ...