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Lighting

Electronics

Gallium nitride transistors promise brighter future for LEDs

Although known for long life and low energy consumption, the LED uses a DC power supply, or driver, to overcome its sensitivity to current fluctuations, and it’s the high-frequency, high-speed switching transistors in this driver that’s made the LED so costly for use in large-scale commercial applications dominated by fluorescent and incandescent lighting. But that’s about to change. Fraunhofer researchers are developing a new, more economical means of making the high-performance gallium nitride transistors needed for the LED’s high-efficiency driver.Read More

Good Thinking

The Lightie: A small light with big ambitions

South African designer and social entrepreneur Michael Suttner recently unveiled the Lightie: a portable solar-powered light that fits into a standard soda bottle. The low cost and durable device is designed to provide sustainable, safe, and affordable lighting to people in developing nations – and anyone else with a low income. Read More

LED-equipped cork turns wine bottles into lamps

There's an old camping trick, for people who don't want to bother getting a lantern: just stick a flashlight up against the bottom of a plastic pop bottle, turn the flashlight on, then bask in the bottle's glow. Now you can do the same sort of thing with wine bottles, using suckUK's bottlelight. Read More

Digital Cameras

Phlite turns your camera gear into stylish lighting

Whether it's their vintage rangefinder or a carbon fiber tripod, some photographers like looking at camera equipment almost as much as the photographs they've taken. The Phlite lamp is a product which might mean us camera-geeks don't have to pack our kit away at the end of a shoot, because it turns photography gear into stylish interior lighting.Read More

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