LEDiL announces an addition to its STRADA Series to include the new STRADA-F Series lens family, which are asymmetrical lenses that direct high-quality, low-power LED light in a forward pattern.

Researchers have developed a spiral-shaped lens that maintains clear focus at different distances in varying light conditions. The new lens works much like progressive lenses used for vision ...

Researchers have developed a new type of lens that uses a spiral-shaped surface to maintain a clear focus at different distances in varying light conditions. WASHINGTON — Researchers have developed a ...