On a screen opposite the blue laser, they saw a dark line where the green laser blocked blue light leaving the crystal. This curious phenomenon arises from a property of the ruby itself.

Lasers are known for the monochromatic nature of their light, so much so that you might never have thought there could be such a thing as a white laser. But in the weird world of physics ...

When compared to the red laser line, it is possible to project the blue laser line in a significantly more sharply manner. The blue laser light permits higher stability and does not penetrate the ...

This is "Laser Van Halen," one of the music laser light shows taking over the Vanderbilt ... "What’s really cool is if we project a laser beam as a line then make it move, we can create ...