TOKYO — Nichia Corp. has developed a white LED chip with 100-lumens/watt efficiency, with volume production expected this year. The move comes amid an intensifying race to boost the efficiency of ...

One of the most common specs used to compare projectors is a measure of how bright each model is: lumens. This is because, in theory, a 1,000-lumen projector will be brighter than a 500-lumen ...

Cree has introduced another high-brightness LED in its X-Lamp series. The new 100+ lumen MX-3 LED delivers luminous flux of up to 122 lm at 350 mA in cool white (6500K) and up to 100 lm at 350 mA in ...

Hermetically sealed with replaceable lamps, internal heat sink, and 360° viewing angles, the Dynasty series power LEDs are capable of brightness levels from 50 to 100 lumens per watt. Their ...