LEDs

The Best LED Reading Lamps

The small size and directional light output of LEDs make them ideal for personal reading lights, and they are energy efficient too. Here are some of the best LED reading lamps:

The Best LED Camping Lanterns

LED Lanterns are perhaps the most useful portable lights — they can be used as camp lights, work lights, or emergency lights. The LEDs inside aren’t susceptible to shocks, and they burn for decades.

Lighting Costs Cut By 90% Using Intelligent LEDs

A company called Digital Lumens has introduced product that networks LED lights together to form an “intelligent” lighting system. The system can turn on lights if people are present in a room, and adjust brightness levels over the course of a day. Overall, the system can cut lighting costs by 90% for commercial sites like warehouses. …

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LED Lamps That Glow With Warm White Light

LED Lamps With Warm White Illumination: Koncept Z-Bar ($165) and i-Tower ($195) Pablo Designs LIM L Floor ($350) Cree XLamp XR-E Warm White LED Lantern ($25) The color temperature of light is measured in degrees Kelvin. Lower-temperature white LEDs (around 2,000-4,000 K) are warm (yellowish white) like incandescent bulbs. White LEDs with higher color temperatures …

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The Pharox 300 Flame: The Warmest LED Light Bulb Available

Pharox Flame LED Light Bulb Replacement

The Pharox 300 Flame is the warmest LED light bulb I’ve tested. It’s been in a desk lamp in my living room — it gives off a pleasing yellow glow (a 3000 kelvin output). The Pharox’s light quality is very good. Unlike CFLs, this bulb contains no mercury it emits no UV radiation. Typically, quality household …

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New Light Bulb Efficiency Guidelines

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.

Best Solar LED Lawn And Garden Lights

Since LEDs are an efficient light source and draw far less power than traditional bulbs, they are perfect for off-the-grid applications where solar cells charge a battery that powers the lamp. Large-scale applications of this concept include LED road lane markers, but smaller-scale projects like lighting your lawn or garden are perfect uses for them …

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World’s First 100% Solar-Powered Stadium

A couple of years ago, we wrote about a 1.3 megawatt solar-powered stadium in Switzerland. A new solar powered stadium has been built in Taiwan for the 2009 World Games in July. Designed by Japanese architect Toyo Ito, the stadium incorporates 8,844 solar panels on the roof. The roof will generate enough energy to power …

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World’s Brightest Single LED Flashlight: Neofab Legion II

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 …

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Efficient Use Of Solar LED Bricks

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.

Sharp Introduces Earthquake-Detecting Solar LED Streetlights

Sharp is introducing a new range of solar-powered LED streetlights. These self-contained lights charge during the day, and switch on automatically when darkness falls. They can operate for 10 years straight without maintenance. They make use of new, high-intensity LED spotlights, which are ideal for public parks. The LEDs illuminate with a directed light and …

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Geobulb: A LED Bulb That Replaces A 60W Bulb

The Geobulb is an 8 watt LED light that replaces a 60 watt incandescent bulb. It generates 800 lumens of light to be exact — either warm white light or cool white. This bulb has a sleeker design than some of the LED lights I’ve seen — check out that aesthetically pleasing heat sink.

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