(CNN) -- A 9-year-old boy in Greece permanently injured his left eye when he repeatedly gazed into a laser pointer's green beam, doctors say. Examination revealed a large hole in the macula, a small ...
Laser pointers may jazz up your PowerPoint presentation, but they can pose serious hazards to your eyes if you use them the wrong way. Case in point: A boy in Greece burned a hole in his retina after ...
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