However, ironically for him, he is alarmed that many green laser pointers are more powerful than they are supposed to be. Sure, you often want a powerful laser, but if you think a laser is safe ...

Once the motor starts spinning, the cheap laser pointer he has aimed at the mirror draws a perfect line across whatever medium he is scanning. His second line laser uses parts donated from an old ...

Travelers can take single-use battery-powered laser tools on planes in the United States. Most portable devices with dry ...

We’re looking at the danger of laser pointers. Doctors say they can cause some serious health problems. “She started seeing ...