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 ...

However, ironically for him, he is alarmed that many green laser pointers are more powerful than they are ... Unprotected lithium cells, high voltage, and blinding laser light.

Specifying a laser pointer's output power not only determines its relative brightness but also determines its safety class as discussed below. As high power laser pointers have become widespread and ...

A New York teen lost vision in his left eye moments after powering up a “defectively designed,” Chinese-made laser pointer he ...