A recent article examinedlight patterns from commonlighting bulbs andtook apart a Philips LED bulbto understand how its use of a secondaryphosphor affects its light ...

Practical LED bulbs are now available from a number of sources. One manufacturer, Cree, Inc., reached a milestone in LED lighting with the development of a 75-watt replacement bulb more than 100 years ...

LED-based bulbs that replace their incandescent counterparts require a significant amount of engineering (Fig. 1). In the 60 W range the LED driver board can take up about 15% of the overall cost of ...

This application note provides a practical guideline of TRIAC dimmable LED bulb board design. Passive and active bleeder design guides detail how to maintain latching and holding current without ...

Lighting brand Plumen has launched an LED light bulb that offers a more sustainable alternative to its 001 bulb, which was named the Design of the Year by London's Design Museum in 2011. Plumen has ...

Switch Lighting lines up distributors for LED bulbs that use a novel design to create even light and an attractive stand in for incandescent bulbs. Martin LaMonica is a senior writer covering green ...

Philips recently unveiled SlimStyle – a revolutionary flat A19 LED light bulb that would make Edison proud. With the 2014 federal phase-out of 40- and 60-watt incandescent bulbs now in effect, the ...

You don’t have to be an interior designer to have strong opinions about the spaces where you spend your time. And no matter how discerning your eye is, you will be confronted with limitations, and you ...