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 ...

An LED and a semiconductor laser (or laser LED) work in essentially the same way, that is, light is emitted as electrons and holes combine, with emission wavelength dependent upon the materials used.

Litecool has shown promising results for new LED package design that gives focused light beams with no secondary optics or reflectors. Sheffield, UK - Litecool has been working on various LED package ...

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 ...

DJ EXPO 2014: The ADJ Sweeper Beam Quad LED creates exciting lighting effects with it's quick sweeping beams and its 8-Zone RGBW LED chasing, pulsing and strobing LEDs. This unique fixture features 8 ...