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Inexpensive LED Light Bulbs Have Arrived

by Tracy McGill •

LED light bulbs have long had incandescent and CFL (compact fluorescent) bulbs beat in terms of energy efficiency, yet they’ve taken a back seat to the CFLs due to the much higher price tag of an LED bulb. That is until now. As incandescent bulbs are being phased out, lighting companies are scrambling to get their LED bulbs on the …

5

New Light Bulb Efficiency Guidelines

by Benjamin Roman •

There has been much discussion in the media lately (including a fair amount of misinformation) regarding the phase-out of traditional incandescent light bulbs in the United States.  Read on to separate the reality from the hype, and to learn more about efficient lighting technologies that will save energy and cut your power bills.

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World’s Brightest Single LED Flashlight: Neofab Legion II

by Justin Thomas •

Update: There are now many other LED flashlights that exceed this one, see my article the Brightest LED Flashlights. A triumph of careful thought, detailing and thorough testing, the Neofab Legion II is a new single LED flashlight that is said to produce a whopping 742 lumens. If accurate, this light will be the brightest single-LED in the world.

6

Efficient Use Of Solar LED Bricks

by Justin Thomas •

Looks good! It’s a large-scale installation of Solar LED bricks. I couldn’t identify the location, but the bricks are Meteor Solar LED pavers. Solar bricks are self-contained — during they day they charge via the sun, and turn on automatically at night.

4

Solar and Wind Powered StreetLights In Tokyo

by Justin Thomas •

We just wrote about the new LED streelights in Ann Arbor. Now we find these self-contained streetlights that generate 100% of their power from the sun and the wind. During the day, solar power is stored in a battery at the base of the light pole. At night, they illuminate while continuing to generate power via a small vertical-axis wind …

4

Wind-Up and Solar-Powered Lanterns

by Justin Thomas •

Here are some lanterns that can be charged via the sun or via human power. Freeplay’s Indigo is a well-designed, rugged lantern. It’s one of those products that, when you hold it, feels extremely solid. This lantern shines with a cluster of seven bright LED bulbs. It won’t brighten a room, but at full power, it provides good illumination. It …

2

Wind-Up LED Camp Lantern

by Justin Thomas •

This lantern is said to have a very efficient wind-up mechanism. Apparently, you can get thirty minutes of ambient light from a minute’s worth of winding. The light can be placed on a flat surface, or hung up using the recessed loop. You can also charge it via a 12V car socket. Available from I Want One Of Those (£19.95). …

2

Solar-Powered LED Road Signs

by Justin Thomas •

The Canadian company Carmanah has introduced some new solar-powered LED road signs. The lights are completely self-contained and require no external wiring. The signs can often pay for themselves in a couple of years, due to the amount of energy they save.

1

Philips’ New “Simplicity” LED Bulbs

by Justin Thomas •

The new LED light bulbs from Philips will change color and brightness with one touch, squeeze, or turn. They are also energy efficient and last 10-20 years. Good work. Expect to see these in coming months or years. These LED bulb designs are part of the Philips Sense & Simplicty design project, which the company has been working on for …