optical spectrum
Noun
Meaning
The colours of the rainbow.
(physics) The distribution of colours produced when white light passes through a prism.
(astronomy, physics) The range of frequencies of visible light.
Source: en.wiktionary.orgNoun
The colours of the rainbow.
(physics) The distribution of colours produced when white light passes through a prism.
(astronomy, physics) The range of frequencies of visible light.
Source: en.wiktionary.org