For several years manufacturers have been introducing LED bulbs onto the market with the eventual goal of replacing incandescent and CFL lamps. The design of these lamps has evolved from very simple ...

Energy-efficient lighting is in the headlines as we approach the date at which federally mandated efficiency levels for lights will make ordinary incandescent lighting obsolete. Incandescent lights ...

The quest for energy efficiency has led manufacturers to investigate ways of dimming all kinds of lighting technologies, including those that usually can’t be dimmed. Consider, for example, ...