Understanding electro-optical sensors is key to enhancing defense technology and how these passive devices convert light into ...

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 ...

The process is only about 48% efficient, meaning that IR leaks out along with the green light. The better quality DPSS laser pointers include a quality IR filter to remove it; cheaper ones often ...

We’re looking at the danger of laser pointers. Doctors say they can cause some serious health problems. Danielle Collins ...

City Councilmember Vickie Paladino, a Republican who represents parts of northeast Queens, said a "high-powered green laser ...