TESS, a Taiwanese manufacturing company, recently introduced a 7W LED bulb that, at 560 lumens, can serve as a replacement for a typical 500-lumen, 40W incandescent bulb (Figure 1). TESS has received ...

Early adopters of LED lighting will remember 50,000 hour or even 100,000 hour lifetime ratings printed on the box. But during a recent trip to the hardware store the longest advertised lifetime I ...

Generally you see a light bulb and you think “yep, a light bulb.” But when you see an LED bulb, you might pause and say “wait, isn’t there more to an LED than there is to incandescents?” And you’d be ...

The typical household LED light bulb is advertised with a 25,000 hour lifespan, which would be more than 20 years at 3 or so hours of use per day. That sounds great, but it seems that a good number of ...

Now that incandescent bulbs are on the way out, LED bulbs are a clear choice, but there are things to keep in mind when buying them. Originally hailing from Troy, Ohio, Ry Crist is a writer, a ...

If you're shopping for LEDs, there are many options to choose from-- and dimmer compatibility only complicates matters. Even if you pick the proper color temperature, lumens rating and a desired beam ...