A research team has developed a small optical lens, only a few millimeters in size, whose refractive behavior changes in the presence of gas. This 'intelligent' behavior of the micro-lens is enabled ...

Researchers found silica can outperform high-index materials for optical metasurfaces. Its chip-making compatibility enables ...

PITTSBURGH--(BUSINESS WIRE)--PPG (NYSE:PPG) today announced the results of tests carried out in collaboration with HOYA Vision Care to compare the performance of PPG TRIVEX® lens material to ...

(Nanowerk Spotlight) What makes contact lenses so attractive for the development of all kinds of biosensors is the fact that they swim on a film of tears – and tear fluid, along with sweat and saliva, ...