Helium-neon laser controls. Controls and monitoring dials on the front of the casing for a robust iodine-stabilised 633-nanometre wavelength helium-neon (HeNe) laser. Photographed at the National Physical Laboratory,Teddington,UK | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Brookes, Andrew / National Physical Laboratory |
Bildgröße: | 4850 px × 3638 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |