How it Works: LED Bulbs
To gain acceptance as the lightbulb of the future, LEDs have undergone design tweaks so they more closely mimic the light of the past. Specific challenges—and how they were met—are outlined.
The single greatest challenge LED technology has faced is the light produced is very unlike the light produced by the incandescent bulbs we’ve been using for more than 100 years. LED manufacturers have introduced the familiar shape of an A-lamp, screw-in bulb, designed to cast a wide beam of warm, incandescentlike light. Managing editor, Debra Judge Silber shows how they work.View PDF