One of the ways -- if not the best way -- to track the progress of LEDs over the past few years has been through the metric of lumens-per-watt. As you can gather from the name this is an efficiency ...

Cree, Inc. delivers a new performance benchmark with the 170 lumens-per-watt (LPW) prototype LED light bulb. Cree, Inc. delivers a new performance benchmark with the 170 lumens-per-watt (LPW) ...

DURHAM, N.C.--(BUSINESS WIRE)--Cree, Inc. (NASDAQ: CREE), a market leader in LED lighting, reports another industry-best efficacy record of 231 lumens per watt for a white power LED. This result is a ...

The EnergyLED PAR20 LED bulb uses just 4.6 watts to generate up to 300 lumens of light. This is a 50% improvement in lumen output compared to the previous generation. With a 50º beam angle and E26 ...

Breakthrough Innovations Optimize Performance, Lower Cost and Drive LED Lighting Adoption. DURHAM, N.C.--(BUSINESS WIRE)--Less than one year after showcasing the 152 lumens-per-watt concept LED bulb, ...

Extends Leadership with Highest Efficacy Power LED. DURHAM, N.C.--(BUSINESS WIRE)--Cree, Inc. (CREE) delivers another industry first with a barrier-breaking 276 lumen-per-watt white R&D power LED.