Laser
The beam from a LASER light is all the same frequency. It disperses slowly making it very powerful. Coherent light.
laser
The most powerful source of light is gamma-rays and the most weakest is radio.
I believe you are referring to a laser beam.
A concentrated light is called: A Lazer.
magnet blue
Laser
"optics"
fiber-optic
fiber-optic
The beam from a LASER light is all the same frequency. It disperses slowly making it very powerful. Coherent light.
Concentrated, powerful, highly effective.
Because a laser is just concentrated light, so it is thin from being concentrated.
in the north
laser
Flanders