helium–cadmium laser

https://doi.org/10.1351/goldbook.H02765
A continuous wave @L03459@ emitting mainly at \(325.0\) and \(441.6\ \text{nm}\) from singly ionized cadmium.
See:
gas laser
,
laser
Source:
PAC, 1996, 68, 2223. (Glossary of terms used in photochemistry (IUPAC Recommendations 1996)) on page 2246 [Terms] [Paper]