flashtube
/ˈflæʃˌtuːb/
noun
- A gas-filled tube that produces a brief, intense flash of light when an electric current passes through it, used in photography and strobe lights.
- The flashtube emitted a bright burst of light for the high-speed photo.
- The photographer replaced the flashtube in the studio strobe light.
- Old cameras used a flashtube instead of an LED flash.
Synonyms