LIGHT BULB MOMENT: A visitor experiencing Philips' 'Hue' system, using the company's LED light bulbs, which colour can be controlled with its dedicated smartphone app on a mobile device during a demonstration at Lighting Japan 2014 in Tokyo, Japan.
FRANKFURT: Lighting companies like Philips and Osram are scrambling to develop more advanced technology as a price war for LED bulbs threatens to eat into profits and bring on a period of low growth as the long-life bulbs become more common.
The market for light-emitting diodes (LEDs) is growing rapidly as companies, hotels and shops switch from incandescent light bulbs, which are being banned in countries around the world, to these more efficient and durable lights.
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