ruby laser

(redirected from A ruby laser)
Also found in: Medical, Encyclopedia.

ruby laser

n.
A laser that uses a ruby crystal to produce an intense narrow beam of coherent red light, used in light-transmission communication and for localized heating.
References in periodicals archive ?
The Astanza Trinity laser offers the industry's most advanced Q-switched laser technology with its modular combination of a dual wavelength Nd:YAG laser and a Ruby laser.
1961 Columbia-Presbyterian Hospital uses a ruby laser on a person for the first time, destroying a retinal tumor.
While some military laser systems, such as the AN/VVG-2 laser rangefinder used in the M60A3, still used a ruby laser operating in the visible region of the spectrum at 0.