It’s hard to forget the first time you see a laser light show. A staple at concerts starting in the 1980s, seeing a green laser lance out over the heads of tens of thousands of screaming fans to ...

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 ...

In Optica, researchers describe how they used a ruby crystal and specific laser wavelengths to show that a laser ... a dark area where the green laser blocked the blue light.

For the experiment, a high-power green laser was directed through ruby cube and illuminated with a ... the researchers describe how they used a ruby crystal and specific laser wavelengths to show that ...

The green laser increases the optical absorption of the blue illuminating laser beam, creating a matching region in the illuminating light and creating a darker area that appears as a shadow of ...

In Optica, Optica Publishing Group's journal for high-impact research, the researchers describe how they used a ruby crystal and specific laser wavelengths to show ... green laser blocked the blue ...

For the first time, green fireworks and a laser show, set to the music of Shiv bhajans ... Tandava,” celebrating Lord Shiva.

IT'S DANGEROUS. OUR JON SCHOENHEIDER EXPLAINS. (JON) <THE F-A-A SAYS A PILOT REPORTED THEIR PLANE WAS ILLUMINATED BY A GREEN LASER ABOUT FIVE MILES NORTH OF THE CONCORD MUNICIPAL AIRPORT HERE.