Following research at Sheffield-based LED packaging firm Litecool, narrow beam angles from LED packages without secondary optics or reflectors look closer. The proof-of-concept device produced a beam ...

According to the company, schemes to collimate monochromatic light at the LED level have been developed before but no-one has previously collimated white light at the LED level. “The technology was ...

Scott Rosenfeld is the lighting designer for the Smithsonian American Art Museum and its Renwick Gallery. It's his job to make the art look amazing. He takes this very seriously and spends untold ...

The latest high-power silicon-based LED technology from Plessey Semiconductor is transforming form, function, and performance when it comes to luminaire design. Chip-on-board (COB) LEDs in a typical ...