Green Laser Pointer Pen
2 driving a car on the roadside vendors selling laser pointer continually switch the hands of the laser pointer. According to traders introduced, Laser power from 5 mW to 200 mW has, according to the different power, irradiation distance can reach the farthest 3,000 meters. Reporters saw two car filled with hundreds of traders laser pointer, two thirty beams according to the "drop" and the fast road, met the people passing onlookers approached, two traders took out a pen freely toward the opposite the fast road and the "drop" irradiation testing. "Bridge too dazzling light, the bridge has corners and fork, here dare to open soon, and also two or three step car." A passing driver face laser interference told reporters.
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Tags: Focusable Green