grism
A combination of diffraction grating and prism used to obtain spectra from selected…A combination of diffraction grating and prism used to obtain spectra from selected parts of an image.
Meaning
1 sensesA combination of diffraction grating and prism used to obtain spectra from selected parts of an image.
The advantage of grisms is that the same camera can be used both for imaging (without the grism) and spectroscopy (with the grism) without having to be moved.
Gitterprisma
Translations
3 languagesBy meaning 1
Origin
Blend of grating + prism.Blend of grating + prism.
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Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.