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 ...

Unprotected lithium cells, high voltage, and blinding laser light. What can go wrong? It is fun to watch the testing, but we don’t want to build one. We’ll settle for our handheld pointer.

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 ...

In one of a string of recent incidents, a Yorkshire Air Ambulance (YAA) crew member suffered a burnt cornea after a laser pointer was shone at his helicopter as it flew at 1,500ft. Paramedics ...