CNI's new product--405nm blue ray laser pointer Its color is very amazing, blue violet, round spot. As known earlier, the blu-ray laser diode is widely used in blue laser drive or player and its ...
THURSDAY, Sept. 1, 2016 -- Laser pointers may look harmless enough, but when children play with them kids can end up with blurry vision, blind spots or potentially permanent vision loss, eye experts ...
Those laser pointers people aim at planes flying overhead can’t permanently damage a pilot’s vision, according to a medical study published Tuesday, casting doubt on government advisories to the ...
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