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LED zoom flashlight can be 300 meters away

Recently, the world's first Chinese invention of the Nobel prize and the seven Taiwan outstanding inventor award ceremony was held in the, which focus on LED lighting fixtures, water pots and other works, won the invention of the Nobel prize.

Institute of Technology Associate Professor Ouyang Jie's exhibition "LED zoom device", comprehensive characteristics and imaging principle of convex lens, let the flashlight can button determines the irradiation distance and area imaging can reach three hundred meters.

Ouyang Jie pointed out that the general flashlight imaging only about one or two meters, but the zoom device flashlight, imaging can reach up to three hundred meters. The device has also won the gold medal in Nuremberg, Germany, Geneva and other international invention exhibition.

In addition, the general manager Cheng Hui technology company Chen Renhui invented the "watering pot" also won the Nobel prize for invention.

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