When developing an inspection system for PV (photovoltaic) solar-wafer, solar-cell, and FPD (flat-panel display) products, developers need to choose the type of camera lens that is most appropriate ...

An ultra-light Fresnel lens harnesses sunlight with record efficiency, reducing the weight and cost of solar panels launched into space. Researchers in the US have developed a type of lens that ...

Over the years I've seen concepts of solar-powered sunglasses come and go, but the dream of for some reason wearing solar panels on my face has remained elusive — until today. Genius engineers at ...