helium-cadmium laser

helium-cadmium laser

[′hē·lē·əm ′kad·mē·əm ′lā·zər]
(optics)
A metal-vapor ion laser in which cadmium vapor, produced by heat or other means, migrates through a high-voltage glow discharge in helium, generating a continuous laser beam at wavelengths in the ultraviolet and blue parts of the spectrum (about 0.3 to 0.5 micrometer).
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References in periodicals archive ?
It also features an air-cooled 8-mW, 325-nm helium-cadmium laser m addition to a 15-mW, 488-nm argon-ion laser.
Argon and the helium-cadmium lasers are effective in detecting initial carries.
The Company has been at the forefront of developments involving the use of CO2 in equipment for laser marking, YAG lasers, ultraviolet solid-state lasers, Helium-Neon lasers and Helium-Cadmium lasers.