Even camping lanterns are going green. Rather than burning camp fuel, camping lanterns from Favour Light Enterprise Ltd. of Dongguan, China, illuminates campsites with low-power LEDs powered by batteries. Favour, one of the largest flashlight makers, employs Cree’s XLamp XR-E power LEDs for camping lanterns and numerous flashlight models. The white Cree XR-E LEDs produce typical luminous flux of 80 lumens at 350 mA, yielding 70 lumens per watt.
Unlike industrial robots, which suffered a slight overall slump in 2012, service robots continue to be increasingly in demand. The majority are used for defense, such as unmanned aerial vehicles (UAVs); and agriculture, such as milking robots.
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